MIL-I-7171C

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MIL-I-7171c..1 15 JUNE1985,.

18 &fienber 1963nIL-I-?i71A (Aso),. S2 September1954

KlirrAsrliPscIFILxrICm....ntsn.mcm sw.mqr, llQzwU-AC~CU

# Thisspecifications nuddatmy for use by all Dem@-ritsand Agenciesof the Departmentof Defense.

1. SCOPS#. 1.1 -- lhfs.sPeclflcationdver.therequirementsf caujmsite,blanketssuitableoracousticalndthe-l insulationf the vans of air-

craft caapartaents within the temperature rndse or -65-F to 1?5 F.#. 1.2 Classl ffcntlon - Insulation blankets shall be of the follcwlngtypes, classes, and styles, 8s specified (see 6.2) :

me I Quilted blanketTyPe II Cemented blanketclass 1 Semi-stitched blmdretsclass 2 Fully-stitched blanketsStyle A liOtI-POrOUsrinclothStyleB Poroustrimcloth# 2. APPLICLSLFXUMZ?WS

2.1 Thefollowingocumentsftheissueineffect~ ~te Ofinvitationorbidsorrequetforproposal,orma partofthisspecifica-tionto theextentspecifiedherein:SPWIFIC4TIONS

Federel-P-D-6C0 DryCleaninSSdlventv-T-295 T&end,SylonSS-P-515 PIYwooS,oaitainerrudeQQ-A-355 Aluminumlloy,Plate-d =ett ~~~

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MIL-I-7171CFederal(Cent)CQ-H-44UO-P-268W-T-111CCC-T-191PPP-B-576PPP-B-591PPP-B-601PPP-B-636Uilitaq

MIL-B-I.21JAR-E-792MIL-A-3316KIL-B-5924MJL-P-6Z64MIL-C-7514MIL~c-8104

~L-L-10547smI?DARDs

Fede&lESD-STD-141

PSD-STD-595

Mas?Iesium11oY,PlateandSheet(AZ31)Paper,Sraft,Untreated,Wmipplngl!apejaper,Gummed(Sealinsand Securing) ..Textile Test Methods >sax,wwd, Cleated,Veneer,, W= WerhidBoxes,Fiberboard,Axd-Clee.tedBoxes,Wood,Cleated-PlywccdBox,Piberbowd

BarrierMaterlal,Greaseproofed,aterproofed,FlexibleHumidity-Cabinet,perationofAdhesives,Pire-Resistant,nerm81InsulationBatting,Inf.ulation,lassFibersPlasticSheet;Vinyl Copolymer, ThinCloth, Ccated, %thetlc and Pibr?us: Gb ssCloth,Cotton,Sheeting,PlainWeaveTrln,PorousLiners,Case,and Sheet,Overurap,Wnter-Vapm-proofor Waterproof,Flexible

Pslrit,arnish,Lacquer,aid RelatedMaterials,Methodsof Inspection,.amplins,andTestingCO1OTS

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KIL-I-71TlcMil%tal-yMxL-sro-lo5 smiplingTmcecluresaml ibbles forInspectionby Attributes:x,,. ~~ ~~.. ; ..-. ...--* ,maw &&&& G;::. :- .:

.....(coPiesOf .W.ifl@ibS, stJ3~8 WIII SubliUJti& &quired bjsuppliersin ccumectlmwltb specificpr6curementfunctionsabcml.dobtained ran theprocuringmtititY Orastire* by th COUt_CthS

officer. ) .,:.: ::%l .;.?-:.: .. ..-7;... .. ....... ....:.:,,.,. -..+,.3. Smmmlmm

3.1 NOterials - The insulitim blanket till be msde fran thef ollming cauponent md.erials:

3.1.1 Tr5Jn cloth -,3.1.1.1 ?~l - The W-OUS cloth *U mnfonn t.MIkc-8104 or MIL-c-T51, X 1~ o3.1.1.2 non-porcus(StyleAl- The non-porousclothshallconfoxmto KIL-C-751~,TypesI or II.

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Insulation.sttiq-Unlessotherwisespeclfled,theinsu?~& battinsshallcmfo~ tO~L-B-592~,TYPe1..3.1.3 Lmmrvic.usembrane- The iIuperviouswmbrfmeslwllcon?$?tito MIL-P-62&.3,1.4 A&ive - The adhesiveusedin the,eem?ntlwOPe~tiOnss~llconfoxmto MIL-Aw~6 I or II. . . .3.1.5 EK22Q - Thethreadshallbe DYlbn conforming to V-T-295,Type1, SizeA.3.1.6 Clothbncki!w- Tbebackingof the insulationblatie~s~~~be a closewovensyntheticor fibrousglassfabricand the physicalprop-ertiesshallbe as specifiedin Table1.

mslz r...FHYSIC4LFROP2STiSBOF ~ 2k_ .-~

CHAWXZSIBTIC CCC-T-191w?lmD so. B&mOmTS

Weight,ouncesper swnre *1 2.0yard,IuxxBreakingstrength,grab, 5100pounds,min.

W. rp ~,.~Filling 8.0 3.


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141L-I-Ti71C3.2 Construction Theblanketconstructlrnhallbe StyleAconformingto Figure1, or StyleB confonalf~ Figure2, torithe fo~aw-irq typesand classes,as specified(see6.23.2.1 Quiltedblankets,TYDe I- lhequiltedblanketsshallconfomto the patternshwn in Fir 3, and sbsll@ semi-stitchedClass1) orfully-stitchedClass2) as s~cifid, (see6.2). lbereshalle approximately5 etitche.to theinch. The stitchingshallnot caupresstheblanketsuchthatacousticand thermalProP@ies mm a$fect~.3.2.1.1 w-stitch~ blankets(Class1) - All mwanenta excePt

the Impervious membrane shall be penetrated by the quiltlns stitches. meimpervious membnne deeisnated as element V in Figures1 and 2 shallbebondedto the clothbackingof the quiltedansemblywitha thincontinuousflb of adhesiveconfonaingto MIL-A-3316,TypesI or II.

3.2.1.2 Fully-stitchedlankets(Class21- The quiltingstitchesshallpenetrateall canponentsof the blauket.3.2.2 Cementedblankets,&me II - l%ematingsurfaceof thevariouscomponents,xceptfor thatof the poroustrim clothand theinsulatingbatting,shallbe bondedwitha t~n,continu.imsilmof adhesive.The poroustrimclothshallbe bondedto thebattingin evenlydistributedspots,the aggregateareaof vhich shallnotqxceed10 percentof theareaof theblanket.3.2.3 ~ - The edgesof cementedblardcets,ixnishedcuttospecificlengths,shallbe boundvith the trim,clothto providestrengthand,stabilityto the blanketsection.3.3 Shrinkme - Theblanketshallnot ehrinkduringservl$eto the extentthateitherthe acousticand thermalpropertiesor theinstallationnd removalshallbe affected.3.L QW - Unlessotherwisespecifiedthe slossof the trimclothshallbe nonsecularand shallbe iiunished.in one of four colors?

Color numbers3h~2~,3@40, 36231,m 34516confO~W tO ~-S~-595.3.5 Stability- The blanketsX11 not viiiblychangein form,thicknessor propertiesduringhandlingand installation.3.6 Width- [email protected]),thewidthoftheassembled~%s till be 36 * 1/2 !J@es.

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3.7 ThicknessBlanketthickiessskll be unifonu within thetolerance for the type specifid in the contmet (see6.2)3.7>1 ~ - The thicknessof the quiltedblanketshallbc tbenaninnlthicknessspecifiei(see6.2)+0.1Oor -0.0inch,whenm~su=d asspecifiedin 4.h.3.2. J3.7.2 2YEQL - me tMC~eSS Of the C=ent=f b~@t *11 bethe IMJInalthidumm ~pe~lfled(see6.2) +=5percent;henmeasureds

qpeclfledin k.4.3.2.4 )

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FIGURE1. Constructionof composltkbltietvith,nOcFrO~ trimclOth,showingrelative~.sitionof the elementsin the bla*et v

FK7JRS2.

IVv II

Construct Ion of couwmsite blanket us lng a porous trim clOth,showing relative position of l~ents in. the bl~et ~

~ E:MWfS FOR FIGURES1 AND 2NONFOROUSTRIM CLUfH11 - POROUSTR~ CIOTHIII - INSULATINGEATTIM3IV - FAERIC FLICKINGv - IMPERVICIJSXSRANE, ,0C15 INCHTHICfOfE5SVT - IMsERJIOUSEMERANE

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MIi-I-7171C

)-+34 ~~..DIt.E?JSIONSN INC~S. FIGORS3. Quiltingpattern

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mwI-nnc3.8 Toxlcity - Cmponent mtirlals used shall be of *he typewhiih do not emit toxic or nuxl~s .,vapOrs in c~cent=WOns that will finder

the efficiency or canfoti of the aircraft occupants. The material shallhave no adverse effect on the health of personnel when used for lts Intendedpurpose. Questionspertinentto thiseffectshallbe referrM by the procur-ing activityto the appropriatedepartmentmedicalservicewho will act asan advisorto the procuringagency.

Soundattenuatlm - ?he standattenuntkm propertiesof theblani%s shallbe aS specifi=+.~..~hePrOS~iW a@-i~tY (see6.2).3.10 fhemal properties- The the-l insulatingropertiesfthe bknkets shallbe as definedby the prc-surhgactivity(see6.2).3.11 Corrosion- Tbe cccoponentaterialsof tbeblanketshallneitherpropagatecorrosicmof any aircraftmaterialvhlch it contactsnoremit corrosivevaporswhichNI1l damageany portionof the aircraft.3.L2 Fireresistance l%eassembledlanketsshallbe fireresistantto theextentthatif ignitedtheblanketshallnot supportcanbustin.3.13 Vibrationdisinteivationresistance- The blanketsshalldevelopor exhibitno appreciablepacking,disintegration,or imperfectionsaffectingthe serviceabilityor appearancewhen subjectedto the VibrationTest describedin k.5.3.The loss in veight of materialduringthe testing

shallnot exceed0.5 percent.3.14 l?orkmansti~All detailsof rminufacture,ncludingtheccmponentmaterialsused and the processingof the blankets,shallbe znaccordancewith blgb-gradeccamnerclalractice.l%e occurrence.f defe:tsin the blanketsshallnot exceedthe applicableacceptablequ.litylevelsspecifiedherein.

b. QUALITYASSJBANCEPROVISIONS1$.1 Unlessotherwise.pecifiedin tbe contractor p~-chsseorder,the suppllerIs responsiblefor the perfonm.antef all inspectiw.requirementsas specifiedherein. Sxceptas otherwisespecified,thesuppliermay utilizehis own facilitiesor em caumercifilaboratoryacceptableto the Owerment. me Gmerment rese~es the rishttO w:~o~any Ofthe Insmctlons set forthin tbe specificationwhere suChinspectionsare :cc.zaedecessaryto assuresuppiiesand servicesconformto prescribedrequirements.h.1.l Inspectionofmaterialsand ccxnponents In accordm.=$tithparagraphi.1, the supplieris responsibleforlssuringthatmaterialsandcomponentsused were manufactured,test+ and Inspected:n accordancevith

the requirementsof referencedsubsidiaryspecificationsan~ stand~=dstothe extentspecifiedor, 1: none, in acco~nce with specification,con-tract,or crder. In the rvcntof con~~ictbetweeri speclficakions,sbmdafis,and drawin@, this specif:.a:ionshmll6overn.

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MIL-I-T171C ..# 4.2 kt - A lot of bl~eti materialshall eom Mt. of one tjpe,.clam and style mad=nder eseentLally.the same Condltlms and offeredfoideliveryat one time. I%elot sizeshallbe expressed in unitsof s yard of. length.

b.3 Sampling- ,,.# b.3.1 Samplingforyard-by-yardxamination Thesamplesizeforthisexam@tion shallbe determinednaccordanceithKG. STD-105,kpectiOnLevelII. A sufficientumberof rollsshallbe selectedat randomfrom eechlot so that the requiredsampleyardageWIII be obtainedby exaniiningpproiieate~v- 25 consecutiveyardsof each roll. I&W shallbe 2.5 major defectsand 6.5minor defectsper X0 units.# L.3.2 Sampllngfor overalland dimensionalexamination- The samplesize for these examinationsshallbe an appropriatepieceof blanketmaterial,taken from each of the s.smpleollsselectedunderk.3.1. The acceptablequality

level shall be 1.5 percentdefective.# 4.3.3 %aple for tests- The unitof productshallbe two yards.The semplesize shallbe selectedat randomfrc,mthe lot in accordancewiththe following:

I.OTSIZE (YAR?X) SAMYLSSIf.s (Uirq630 or less 2821 to 22,CHJ0 3Over 22,000 .5

The lot shall be &acceptable if one Gr more,unitsfall W meet any of thetestsspeiif:edmier 4.5.# 14.3.4 Insuectonprocedures Samplesshallbe cond%tonedin thestandardatmospherefort least24hoursbeforetesting.Unlessotherwisespecified,he physicalpropertiespecifiedin Section3 applyto theaverageof thedeterminantonsmadecm a tiltof theproduct.

lb. Examination-# ILlt.1 In-processmaterialexaminationand tests- l%e in-processexaminationand testswill be made at any point or any phaseof the manufacturingprocesstG determinewhetherthe materials,construction,and workmanshipareas specifiedin Section3.# .4.L.2 Yard-by-yardexaminatlor, Sampiesselectedin accordancewith k.3.1shallbe examinedforthedefectsidentifedand classifled inTable II. The Ie?ectsoundshallbe countedregardlessof their proximity toeach other exceptwheretwo or more defectsrepresenta eiglelocalconditionof the blanket,in which case only the more seriousdefectsshallbe counted.A continuousdefectshallb countedas one defectfor each lengthwiseyard orfractionthereofin which it occurs.

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UIL-I-717iC

CLASSIFICATIONOF DSTS(XS

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mFscT I Aiki16R.-Cut, hole or tear - aiw .xlldgecut,torn,broken - extending

-1 ..-mmodyf blatiet . .- . . ..-- -----,.Creaseor wrinkle- hard embedded ..1 ~ts, stains, streaks - clearlyVIS ible .:width,not as specified .1 xFaultyadhesion-components xseparatingFaultystitching xAmy requiredcompanentor part

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missing

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l+..3 Overallexamination samplesselectedin accordancewith4.3.2shallbe exam~nedfor defectsas listedin Table.III. Fach defectshallbe countedno morethanonr.en each piece.exanlned.

TABLE IIIOWL nSFEXSI Objectionableodor (see3.8).,

Coloroff-shade- not withinestablishedolerance.Sdge curled,folded,rolled,slackor 100PY,overmore thanhalf the piece+.1 Thicknessnot unifcrm.I Stabtlity faulty.

q Intermittently or continuously.

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MIL-I-?l~C .# I!.1+.3.1 ~ - The colorof thetrimclothshalltiec~~pe~ ...withthe standardcolorchip spacifiedin 3.4and6.2in accordanceith ..:.....::, Methcdb250of FED-STO-1~>

1+.k.j.2 Thickmess- To determinethe thicknessof the blaokt,thfeethicknessesof material,each slightlylessthan one foot square,shallbe piled on a flat sur?aceand coveredby an alumlnum-alloysheet0.032/ inch thick,havingaM area of one squarefoot. The distancebetveentheflat surfaceand the aluninumcoyer nheetshallbe measuredat threeorRore pointsalongeach edge,and the averagethicknessof the blfmket.s~.,.. canput.ed(see6.2).J+A.3.3 Dimensionalexamimtlon -.Samplesexaminedunderk.h.3shallbe measuredfor conformanceto vidth and lengthrequirementsinaccordancewith Methc& 5020and 5010 of CCC-T-191. A dimensionaldefectshallbe del-inedas either:

(.) W gross lengthof a roll less than the minimumroll lengthspecifiedin the contract(6.2).(b) Any &rosa length.ofa piece leesthanthe minimumpiece length specifiedin the contract(6.2).(c) .hY gross length of a piece lees than the grosslength!mrked on the piece ticketby 2 yards or more.

#. 4.4. L [email protected] - The lot shellbe unacceptableI?either:, ., .+(a).Tietotalofthe actualgrosslengthsof the piecesin the sampleIs less thanthe,total of the gross lengthsmarkedon thepiece tickets.

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(b) The width of the blanketis not withinthe tolerancespecifiedin 3.6, or in the contract(6.2).

4.5 ~-4:5.1 Fire resistancetest - Samplesof the assembledblanketshallbe tested-or fire resistancein accordancewith cCC-T-191Method5923-T. The blanlet sha11 not support.sflameafterthe burner is removed.4.5.2 Ccmrai$on.4.5.2.1 PrePzratio!I? test Panels- Tvo setsof panelsof Polishedaluminumand polished~@sivm shallbe prepared. Alwninumpaneleshallconfom to QQ-A-355and magnesiu~panelsshallcon~om to QQ-M-44- Panelsshallbe 2 ti~4 inchesin vitth and lez&b,.?es!ectlvely,and frcml/1~to l/8 inch in thickness. F.@s shallbe roundedand two 1/6 inchdiameterholesdrilledat oppositec~rnersof the + inch side. Panelsshallbe.finishedwith 2@-grit ~b~sive. Icmedia~ly prior to use, lmnelsshallbe

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cleanedbyboiling95 successive washings in soluentCOnfOnninetc P-D-699follovedbypercentsyntheticmethanol,and finallyID boilingabsoluteAn eaual sfzesDecimenor the assembledblanketto be tested shallethanol.be attachedto the panelby means of cliPswfichwi}l n~t cause or.beSUS-ceptibleto corrosion. The otherpanels+ari De @Iced In the cabinetfor ,cauparison.

4.5.2.2 Procedure- Fnepmels shallbe suspendedfran 18-8 stain-less steelor monel metal hooks In a hmfditY cabinetconformingtoadope~ted in,accordanceithJ~-H-7%. The exposurepericdshallbe sevendaysat 95 percentrelativehumldltyand 12JF. Tnere bhf&lbe no tllffer~cebetweenthe type or.extentof conoslonof the test S8mPleand the samplefor canparison.4.5.3 Vibrationdisintegmtionresistance- A specimenat least20 Incheslong and 12 imches=de shallbe mcuntedulth the long sidever-ticellyclampedin sucha fashionthat the top and bottcznshallbe open andthe entirepanel shallbe ?ree to vibratehorizontally.The specimenshallbe vibratedhorizontallyfor 12 hoursthrougha doubleamplitudeof at.least.O.OkInchat a frequencyof 1500 cyclesper minute. Seforethe test isbegun,the specimenshallbe caretlllYwei@~, ani afier c=PletiOn Of thevibrationtest,the specimenshallbe weighedagainand examinedfor evidence

of packing,disintegrationand otherimperfections.# 1+.6 Packagim,packingand markiw exanin3tion- Shippingcontainersfullypreparedfor deliveryshallbe ex@ned to..detexuineom-pliancewith the packaging,packingand markingrequir~ents of thisspecification.# 5. PSXPARA~ON FOR DELIVERY

# 5.1 Preservationand Packazi- Preservationand packagin~

shallbe levelA or C as specified(see.# 5.1.1 LevelA RackaRin&-

UnitPackwziw- lleamountofmaterialandpermissiblenurberof lensthsin each roll, 5~11 be as specifl?a by the. PrO~riWactivity. Each roll shall be secured in such manner to prevent unvinding,loosening, or slippage clurlns handling, shippin6, or storage. J!he mnterialshall be rolled on a heavy spiral fiber tube havingan Ins;dediameterofnot less than 1 inch. The ends of the tube shallprOJectnot more t~n 3/4inch beyontithe ends of the material..III&ntiremll s!!ilbe wrappedwithKra!Y paperconformingto UU-P-268GradeB basisweight&I poundsand thencwervrappedin waterproofbarriermaterialconfomins toMIL-B-121. Endsof the roll shall.be completelycovered. The vmpping shallbe sealedbymeans of a maisture-resistantape conformingto LKJ-T-1~1.

# 5.1.2 Level C Dackarcing The blanketmaterialshallbe packagedto affordthe minimumdegreeof protectionneco,ssarfo preventdeteriorationor Mm.ge durirwshipmenturx~ernom 1 enViroirrentalonditionsand ccmmercio.1mules Of tTsnSpntiettOm.


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# (see5i!2) &&% - ~ckl~ s+11 be level A,, B, or c is Speci iied

5.2.1 _ - The blanketmaterialpackagedas describedinparagraph5.1 shallbe packedin overseastype exteriorCCmtiinerSconfor!-ing to PPP-B-591,PPP-B-601,PFP-B-636,or PIT-B-576. Pi.ywo@,when used,shallconformto ,~-P-515Class2.. Strappingand closuresshall be inaccord-ance with the appendixof the applicablecontainersxcificatlon. Fiberbcerdcontainersshallnot exceedthe weightand.dimensim limitsof the applicablecontainerspecification.The grossweightlimitof wocd and wocd cleatedcontainers$hallnot exceed200 pounds. SXteriorshippingcontainersshallbe providedwith a sealedwaterproofcase~iner conformingto MIL-L-10547,and the appendixthereto.

# 5.2.2 Level B - The blanket material packagedas describedinparagraph5,1 shall.bepackedin .daned.ictype exteriorcontainersconformingto PPP-B-591, FFP-B-6C1,PPP-B-636,or PFF-B-576. Fiberboardcontainersshallnot exceedthe weightand dimensionlimitationsof the applicablecon-tainerspecification.The grossweightof wwd or wood cleatedshippingcontainersshallnot exceed200 Pounds,

# 5.2.3 LevelC - The blanketmaterialpackagedas specifiedin 5.1shallbe paeked in a mannerto insure?arrieracceptanceand safedelive~at destination. Containersshallbe in accordancewith UniformReight ClassificationRules OF regulationsof othercarriersapplicableto themcde of transportation.# 5.3 U?.rking- In additionto any special,ar~l~ requiredbythe contractor order,shippingcontainersshallbe markedin accordancewith MIL-STD-129.

6, NOTES..6.i Intendeduse - Theblanketscoveredby thisspecificationare inten

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~..(g)Soundattenuation.. :.,.(h) Tkmal lnsulatlnsproperties. . : : ~

...........(1)Selectionof applicablelevelsof &ckaging andpackfng(see 5.1)....... ....... :.,;,..,:..:.... ....6.3 Ch.3rIKe6frm Prevl ous issue - The outside margins ofthis specificationhave beenmarked to indicatewhere changes(deletions,addltlons,et:.) frcmthe previousissuehave b~n made. This has beendoneas a convenienceonly and the Governmentassumesno liability@mtso-ever for any insccuraclesin thesenotations. Biddersand contractorsarecautionedto evaluatethe requirementsof this documentbased on the entirecontentas writtenirrespectiveof the marginalnotationsand relationshipto the last previousissue.

Custcdfans: Reparing activity:Amy - MO navy - WPiiavy - U-F ProJectNo. 56L0-C048Air Force- 69RevJewactivities:

)Aw - WNavy - WAir Force - 69

Note. Revieverand User informationis zurrentas of the date of thisspecification. For futurecoordi~ticm of changesto this specification,draft circulationshouldbe based on the fnfome.tionin the currentFederalsupplyClassificationListingof MD Documents.

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SPECIFICATIONANALYSISSHEET FormAPPIc..ed. ...4... r...----- .,. , , ... ?.,- = ...=.. . . . . . . ,-,.=1NSTRUCTIONS

TM. sheet is I. be. filled our b p!rsc.m=l cilk GOVCI.MC.Im COWCI-. J..l=d i. !byuse .1 the. xwcific.tion i. W.r.nient Of F+JCri @ ,ulr, m.t. use bycheDepmunenrcdDCIGOS=.%,? Acct.+ pro.,d=d 1- oln=muw ,mf-, ,.m . . k usc cdthisecii ic., m. -h,ch -,11 ,IISIUCthm sum.~e odums., k w.curc4 _tIh, a E. Iummm:mour of dchy.cd ., AC 1~. I cost .25 ZV%:kl%l r

-will be .~c,.tc . Fold . . IVC$ or, r..rse z,dc. .t.pk m .=mr, .nd .emd t. pep.mg .ctiww - UI-ECIFtCATlON

MIIeI-TITIC INSULATIONBIANKST,TmMALACOilS1IcALGANtZATICU(O[submitw) CITYANDSTATEUTRACTMO. QUANTITYOF ITEMSPRCCURED DOLLARAMOUNTTERIAL PROCUREDUNDERA

= DIRECTGOVZEIMZNT CONTRACT n S.CONTRACTIU5 ANY PARTOF THESPECIFICATIONCREATEDPROSLEMSORREWIRED tNTERPRETATl~ IN PROCUREMENTU5E?A. owl P.m-.p. tmnrnzn AND *o* cm..

9. m.cobmmcn.morn r.. comx.cmo nu . . mcm.cms.

COMMEMTSw ANYSPECIFICATIONREQUIREMENTCCUSIDEREDTOORIGID

6 THESPECIFICATIW RESTRICTIVE?n YE, O SO ,, .. V ESe+. 1. MIAT ..,,

REw RKS (.4Uachmy p+r(imenl dala u-hiohq beO(uscin@uotimg lbi. speificatim. // there we &tiotMl pprs, attach(OMIad placebed in an r.wlope addressed0pmwiw ~t~~t?)

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MIL-I-7171C

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Transcript of MIL-I-7171C