ARMY MIL-A-45947-1972 ARMAMENT SUBSYSTEM HELICOPTER 7 62MM MACHINE GUN RAMP MOUNTED LIGHT WEIGHT M41 (LESS M60D MACHINE GUN)《M24型直升机装备子系统7 62mm大门装重量轻高射机枪(少于M60D机枪)》.pdf

1、-_ _- - MIL-A-45747 10 m 7777706 0307554 4 m I 1. SCOPE 1.1 This cpeclficatiofi covers one typ lignt we5gh-k srtraxeak szbsystes providing a pintle nounted 7.62.n?i, X603 xacktine gdr: for raia? incta1iat:z on CS-47A heicopter . 2 APPLICABLE rnCl%W2S 2.1 The following docuwntc, O? Tne issue in ezlec

2、t 03 te of in- vitation for bids or request For proposal, form a part of che specificatior to the extent specified hereiri. SPECIFICATIONS Military MIL-P- i16 - MIL- I- 6866 - MIL- I- 6868 - MIL-w- 8611 - MIL-W-12332 - Preservation, Nethods of. Inspection, Penetrant Xetno o?. Inspection Process, Yag

3、retic Particle. Welding, %etzliL-e aixi Gas, Steels arrd Corrosior, and Heat Resfstant Alloys; Process for. Welding, iiesfc-kance, S-goz, Seam an6 Pro jecixion, For Fabrication Asceuhlfec of Lm Carbon Steel. WZBOC, Snial Ay% an kiafiF-p*- LC .i L, Subcystens, General SgeciLicatkn fe Insp ct ioti Eq-

4、rrt-gnent tenafice aad Dispositi oa, or. Ac cycec8436675 and drawings a3.se sec225ed (se 6., prior to production CT any weXrr;entc, tiiz corri*aeto2 OF m:xacww shall have Government agroni1 0% rel5.ng procedfires an6 ;ces% specfxens e Welding of Parts and subassemblies shaii be in accorancs with zhe

5、 EL?- plicable drawing ana as specified herein. 3.3.1.2 Welded joints, Ail welded joints o2 parts an6 sIzbssenhiies shall be sound and free Pom cracks, particle ins-oected in accordance with ,1-13868 and penetrant iccpecteg in accordance with PEIL-Lo800 as a;splicable: Weled joints shall be mignetlc

6、, F Ff 3.3.2 Gur- mount assembly, 3.3,2.1 Po.st assembly, The post assembly sbzli be capable of Essrrfibly to the rear ramp mount of the aircraft and be securely attached %o .the rear ramp mount by the two (2) mounting pins and the quick release pin. Welding of the post assembly shall be in accordan

7、ce with KiL-w-86L. 3.3.2.1.1 Cam and stops. The post assembly shall incorporate mechan- ical cam and stops to preclude firing of the weap6n into azy park of the aircraft. 3.3.2.2 Quick release pin. The quick release pin shall rcaciily 8s- semble to and disassemble from the rear rsnp mount of the air

8、craft, and when assembled shall be retained in the rear ramp mount by Yne bail detez%. The quick release pin shall be securely attache6 to tne post asserobly by the cable (see 3.3.7). 3.3.2.3 Pintle. Tne pintle shall ascerable in the post asserrAXy a36 be retained in the post assembly by the split b

9、earing and syring pin. 5% -pintle shall rotate throughout its fu-l range of travelwiLhouLL Oindirg. 3.3.3 Amnition box. Tne ammunition box shall reaily assembly to and disacsemble from the weapon and be re-tainea on the weaTon Sracket as- sembly. range of travel and be held securely j=n pocitiafi by

10、 the SLW CLP LIS ejector plunger shall move freei? throughout it; fuil. range of travel rt-rdge bag frW aSSemb2y- 3.3.5 Xmpty cartridge bag frame asseably. The errpty cartridge bag frame assembly shall be capable. of being attached to an6 reniove frm t3e weapon. binding, and when released shall retu

11、rn to its origiml position by s-pirlg action. . RIIL- STD- 1261. . The ammunition retaining rod shsll. move Freely thr?ug;ho$ ifis, ?Jridge bag shall be capcbe The a-t;ch shall move freely through its fi111 range of travel trithout Weling of the cartriage bag fraze shall be in accor6mce with c 4- .

12、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. XPL-8- 4 594 7 (wc ) 3.3.6 Shstic cozAsssezi3ly. Ilne ekistic cord asr;ex3; sk-z*rZ se - 1“ “LX ine elas- securely retained OK the sxnxfit, bracket. s gradual applied stretch Load of 75 pounGs f 5 pou

13、xs wlthout 6a:mge Gr permanent stetch, Tfie crirQe6 ceeves Gfi the cable shall be capable 05 withstanciirg the tencie lor an6 .k.i-%lsanCiIl.g IO cycies 02 rough handling without mlfunctions, unserviceable prts, or crackir-g ai“ welded Joints with a 10 pe_rceE%-.-onilSence leyel. specified in 4.4.3.

14、k 1.- to the mount shall have .an r;zixnuth of 1Olo -40 inciuaed angle, En ei_evsi“,-ion of 12.5O, to 69O depression, and shall meet the target reqtiiremefits fiefineit In Figures la and lb (see 4.4.2.4). 36 Marking. Each armament suScystem shall be clearly marked in accordance with the applicable d

15、rawings und ML-W-13855. 3.7 Workroanship. Workmanship shall be in accordance with the work- manship requirements of MIL-W-13855. Yesting shall be as specified in h-.h.3.2 3.3.7 Cable and sleeve cirQ tensile load. Testing ski1 be as t 3 . 5 Targeting. The armatnent sctbsyctem with M03 mchine -; sii-m

16、ystem, prts en6 packbgirg shal: be 5n accordance with XiL-STD-LC5. practicable in consideration of qmlity histoy, tmufaccw5fig conSftlcr-c, and contractors delivery schedule, and t7ithln the Er,t2%e-L$oas of K5-X 13855. parts that bve met all inspection requirements specified I=ereLr:. Znspection io

17、ts c%cS se SC -crge as Armament subsystazs shall be asseikdeii ?rom hts of coqmz,er 4.k.2 Exmination: 4.4.2.1 Corn-pnent pzircs arid c-oncurrenz ?eFi-r ar-cs . ExzzSzacior I of component parts and concurrefit, repzi-r prts shall Ge p3SorxeZ ir, accordance with the criteria specifie in the coatrsct (

18、see 6.1)“ The contractors examirx-tion of these pa:*ts shall be zcco.r;sTished pr5,ou to their assembly into the efid item sdmission for accepzance iis epg.2 p3s. 4 .I; ,2.2 Araaxent scbsysten. Pinal exaximLion of arcizlet su-syseim shall be perforriied after corr6 “ that it has the full razige or s

19、wing (see F26c/g55 x2 11699458 1. Visually n manually exam+ ali welcea joiixts to asswe secure wes. . I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-A-457Y7 LO W 777770b 0307557 3 i: -= - h,4a2.2s2 Armmition bcxes. a. Visually an6 rrLamaIly e

20、xnine the retatniag ro to 8scui-e that i% moves feravei anCi when released is returned to its origiral position cy spring action. secure riveting and that tkere is rio rela-Live rrovezer; of the riveted -parts. Visually and maniially examne 8x1 weliie soifits to asswe Secure and pmwr wzlds. D. c. Vi

21、sually and manmily examine ali riveced Joi.;os GG assur? d. 4.4.2.2.3 Empty cartridge bag. a. Visually and mnually exanine the empty careridge bog to assub that the latch moves freely throughout itGe indivi6ual. defect, not to a group of cefects. Examination for packaging defects specified ir1 k.k.2

22、.3.i shall apply to each saqle of armaaent subsystem, iriierior packages, or exteror containers, as appiicable. i: -6 _. *. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-A-45747 LO H 9779706 0309560 T m- 4.1t.2.3.1 Claccificat_on GI defects for

23、 ?sckaginz. thless cker.Jis5 - specified in eacn listed defect, she packaging recpirazents are speci5eC on Packaging Cata Shee-k 8k36598. Categories Defect Critical : None defined. Major: 101 IllegiSle or incorrect marking. -1.0 102 Improper iocation of marking. 1.0 103 improper Levei of packaging o

24、r packing (see 1.0 104 Inadequate cleaning and drying. 1.5 105 Inrproper preservation application. 1*5 106 Improper closure of unit package. i, 5 procurement docunents ) , Minor : None defined. .-. ._. 4.4.2.4 Inspection approvd. tam. Armament subsystems which have msnpings required; to assure succe

25、ss competion of JJ. requrs exatainatinan tests. 4.4.3 Testing. k .4.3.1 Failure data. Unless otherwise specified herein, all tests shall be conducted on a complete armament subsystem incusive of Govermitnt Furnished Property. If test requirements cited herein are not met, accepk- ance of the subsyst

26、em shall be deferred and the contractor shall accomplish . - as applicable, the following actions : a. Conduct a failure analysis study prforming a dimensiorni, physical and visual examinatfon of the components whicn tire suspected to be the cause of failure or malfunction. Evaluate and correct the

27、applicable production processes and procedures to prevent recurrence of the same defect(s1 in future production. Examine subsystems, prtially assemjly subsystem and coqonri% fol. each -Gest, showing each malfunction and pzrt replacement fncZkihg the rmkey of the round at which each occured ar,d corr

28、ective actiofi is taken. es specified in the contrrict (see 6.). 4.6.3.6 At the cornsletion o? ine test, mounts shall be disposa6 of 4.6.4 Fackaging teses. 4.4.1 Deterrnatioz o? clean1:ness. Fie surfaces of esch s1izPe unit shall be su?o.iected to Che Zeeerminatinn of cean:iness test spec+? es Inspe

29、ction criteria for components (see k.4.2.1 an6 k9.4.3e5a3)e Index of inspection equipzent list px%inem to the zrraiemt subsystem showing appl2cable revislon dates. Number of first articles require6 (see 3.1). That packages opened for examinaiion shall be repackage6 by the contractor at thecontractor

30、s expense. Disposition of endurance tested momts (see 4.6.3.6). Shipping instructions ?or first srtic proceures (see .2). m-w-i3855). 5.2 Test firing facilizies an6 opera%ing proce2zres shzli kc3 Ces:xxL by the contractor ir, confoimace k72tk locai, state and ie6el“stS regclt5or-v and suitable for c

31、arrying out ?rescribeSzg and visiting personnel. Copies of these contractor decigs chzL2 Oe ?GL-JG;X.C - to the contracting officer. plication to the contracting o“ Llicer. Government facilitles rey be vkwe6 CSGL ay- -y Li Provided by IHSNot for ResaleNo reproduction or networking permitted without

32、license from IHS-,-,-_ _- - MIL-A-45797 LO 9777706 03075b5 7 I 6.5 _L Contzact cata requirer,ents. hmthiy re:pr%s 2 tne remlus 25 finai exsnl;lationj endurance test an6 inerchangeabiliiy tests c6ci.11 -22 specified for deliveri on the ED Fom i423 inclu6ed Tn Cie coiltract, 6.6 Cupersession deta. Thi

33、s specification inchdes tne ecpi;e-a.+- i the contract should specit;r the zfica%5.on 02 MIL-Q-9858 or KL-I&5208, as appropriate, on the Ymxgemsn Con-krcC System Summary List, DD Form 1660, specify the agplicaiion of XIL-Z-k$07 an6 &ZL-C-&5662 on Cie :Jian&geinem Control Summary List, Dl3 Form 1660.

34、 6.8 Unless otherwise specified (see 6. LI, ttc cokract snou6 Custodian : Army - wc 12 :- e* _- - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I I z-r o u-3 r: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I/ i i i . -0 P ri I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-