1、MIL-B-50262 13 W 7737706 0325782 6 W A-3$f-oa MIL-B-50262(MU) 4 June 1969 MI LIT ARY SPEC IF I CATI ON BURSTER, PROJECTILE, M21, LOADING ASSEMBLING AND PACKING 1. SCOPE 1.1 This specification covers the loading, assembling and packing of one burster designated as Burster, Projectile, M21. 2. APPLICA
2、BLE DOCUMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY MIL-A-2550 - Ammunition and Special Weapons, General MIL-1-45607- Inspection Equipment, S
3、upply and Specification for Maintenance of STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for MIL-STD-109 - Quality Assurance Terms and Definitions MIL-STD-1168- Lot Numbering of Ammunition MIL-STD-1235- Single and Multilevel Continuous Sampling Procedures and Tables for Inspection
4、by Attributes. Inspection by Attributes (ABC-STD-105) FSC: 1310 O Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-50262 13 E 9999906 0325783 r - _ 9238782 - Projectile, Burster, 1421, Asser:ibly 9242137 - dox, Piber, Packing, Arxunition for 3ur
5、ster, 9242133 - OX, Packing, P.rx:mition for Surster Charge CharSe :i21 :e requirements. The sample selected shall represent only inspection. Homogeneity shall be considered to exist provided the inspection lot has been produced by one manufacturer, in one unchanged process, in accordance with the s
6、ame drawing, same drawing revision, same specification and same specification revision and complies with the provisions for submission of product as specified in MIL- STD-105. Changes to the process, specification, or drawing not affecting safety, performance, interchangeability, or storage, as dete
7、rniined by the Government, shall not be deemed to alter the homogeneity of an inspection lot. All material submitted for inspection in accordance with this specification shall comply with the homogeneity criteria specified herein regardless of the type of sampling procedure which is being applied to
8、 determine conformance with requirements. Lot numbering, as required, shall be in accordance with MIL-STD-1168. Each inspection lot shall contain: a. Pellets of one lot interfix number from one manufacturer. b. Parts of one lot interfix number from one manufacturer. 4.2.2 Examination.-Inspection for
9、 Critical defects (and Major defects, when so specified) shall be 100 precent. Sampling plans aAid procedures for Major and Minor defects shall be in accordance with Standard MIL-STD-105 except that continuous sampling plans in accordance with Standard MIL-STD-1235 may be used if approved by the pro
10、curing activity. Also, at the option. of the procuring activity, AQLs and sampling plans may be applied to individual characteristics listed using an AQL of 0.65 percent for each Minor defect and an AQL of 0.40 percent for each Major defect, except where 100 percent inspection is specified. Equipmen
11、t necessary for the performance of the inspections listed shall be in accordance with 4.2.3. 4.2.2.1 Tube, burster, prior to assembly (see dwg. 9238783 covering a detail of dwg. 9238782). Categories Defect Critical: None Defined Method of Code No. Inspection Major: AQL 0.65 percent 101. Total length
12、 . Gage 103. Wall thickness . Gage 102. Inside diameter Gage 104. Tube straightness Gage O1001 01002 01003 01004 , .? Minor: AQL 1.0 percent . O Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-8-50262 13 m 7997906 O325986 3 9 MIL-B-50262 (MU)
13、201. Finish improper or missing 202. Evidence of poor workmanship (where applicable Visual 01005 (see 3.3) Visual 01006 4.2.2.2 Assembly, prior to securing discs (see dwg9238782). Categories Defects Method of Code No. Inspect ion Critical: 1. Explosive above flush . Gage 02001 2. Surface of explosiv
14、e more than .O1 below end of tube . Gage 02002 Major: None defined Minor: None defined 4.2.2.3 Assembly (see dwg. 9238782). Categories Defects Method of Code No, Inspect ion Critical: 1. Burster tube cracked. . Visual 03001 2. Charge loose in tube. . Manual 03002 3. Closing disc missing Visual 03003
15、 Major: AQL 0.40 percent 101. Total length, maximum (max) Gage 03004 102. Chamber gage .Gage 03005 Minor: AQL 0.65 percent 201. 202. Coating damaged, bare area except 203. Evidence of poor workmanship Closing disc torn or improperly sealed .Visual 03005 slight scratches (where applicableyVisua1 0300
16、6 (see 3.3) . .Visuai 03007 4.2.2.4 Carton prior to sealing (see dwg. 9242137) Categories De fe c t s Method of Code No. Inspection 5 U b Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-502b2 13 M 7779706 0325787 5 MIL-B-50262 (MU) Critical: No
17、ne defined Major: AQL 0.40 percent Minor: AQL 0.65 percent 101. Burster projectile missing. Visual 201. Any packing component missing Visual 4.2.2.5 Sealed carton (see dwg. 9242137) Categories Defects Critical: None defined Method of Inspection Major: AQL 0.40 percent 101. Tape improperly applied Vi
18、sual Minor: AQL 1.00 percent 201. Marking misleading or unidentifiable . Visual 202. Contents loose upon shaking Manual 4.2.2.6 Sealed wood packing box (see dwg. 9242138) Categories Defects Method of Inspect ion 04001 04002 Code No. 05001 05002 05003 Code No. Critical: None defined Major: AQL 0.40 p
19、ercent 102. Strapping missing, broken 101. Box damaged Visual 06001 or loose. Visual Manual 06002 Minor: AQL 1.50 percent 201. Strapping improperly assembled.Visual 06003 202. Lid improperly assembled . Visual . 06004 203. Markings misleading or unidentifiable . Visual 06005 204. Contents loose in b
20、oxManual 06006 4.2.3 Inspection Equipment - Equipment Tabulation Number ET-9238782 identifies the inspection equipment required to perform the examinations and eests prescribed in this section. The contractor shall design inspection equipment in accordance wlth the instructions in paragraph 6.3. 6 O
21、 L Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-8-50262 13 9999706 032.5988 7 MIL-B-50262 (Mu) 4.2.3.1 Government rights to documentation.-Inspection equipment drawings and lists provided and revised in accordance with the requirements of the
22、ET may be used by DOD activities for design, procurement, manufacture, testing, evaluation, production and receiving inspection, overhaul, shipping, storage, identification of stock, ordering and storage of replacement parts, inspection of items at overhaul, general maintenance of equipment, constru
23、ction, survey and whenever inspection equipment drawings are needed. the equipment listed on the ET shall be in accordahce with Specification MIL-1-45607. 4.2.3.2 Supply and maintenance.-Supply and maintenance of 4.2.3.3 Government use of contractors inspection equipment. The contractor shall make a
24、vailable to the Government all inspection equipment necessary for determining conformance with contract requirements. Personnel for operating the equipment and verification of its accuracy shall be supplied by the contractor for the performance of examination or test by the Government. 5. PREPARATIO
25、N FOR DELIVERY 5.1 Preservation and packaging 5.1.1 Level C.-The M21 projectile burster shall be 5.2 Packing preserved and packaged in accordance with dwg. 9242137. 5.2.1 Level C.-The cartons shall be packed in accordance with dwg. 9242138. 5.3 Marking.-The cartons and boxes shall be marked in accor
26、dance with dwg. 9242137 or 9242138 as applicable. 6. NOTES 6-1 the following: each lot in accordance with the information specified in Standard MIL-STD-1167. Ordering data.-Procurement documents shall specify a. Title, number and date of this specification. b. Data cards.-Data cards shall be prepare
27、d for 7 O a, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-B-502b2 13 7779706 0325789 7 W MIL-B-50262 (MU) 6.2 Inspection code numbers.-The five digit code numbers assigned to the inspections herein are to facilitate-future data collection and
28、 analysis by the Government. 6.3 Inspection equipment.-The contractor shall design inspection equipment as required by the referenced inspection Equipment Lists (EL) in accordance with the instructions of paragraphs 6.3.1 through 6.3.7. 6.3.1 Inspection equipment lists.-Inspection equipment lists in
29、dicate the availability of inspection equipment designs by showing in the “number“ column of the list of inspection equipment (Form SMUPA 1010) the numbers of drawings or Federal Stock numbers of existing equipment designs, or codes as indicated in paragraph 6.3.2. Design action required of the cont
30、ractor is described in paragraphs 6.3.3 and 6.3.4. The contractor will be required to prepare detailed drawings in accordance with 6.3.4 for all the equipment coded as “Contractor Design in the number column. These contractor designs must be approved by the Government prior to fabrication or procuri
31、ng of the equipment. Designs shall be submitted for approval as specified in 6.3.5. equipment as defined in 6.3.3 and 6.3.4 will be designated in the EL by the following codes: 6.3.2 Inspection equipment list codes.-The inspection CD - Contractor design on controlled contractor format MU - Army desi
32、gn, mandatory for use. and/or commercial equipment. 6.3.3 Army designs.-Army designs are reflected on detailed drawings which completely depict all the information necessary for the fabrication of the item of inspection equipment. The contractor need provide no design when an Army design is listed f
33、or an item of inspection equipment. Army designs fall into two basic classifications: mandatory (designated “MU“) and non-mandatory (indicated by drawing or Federal Stock Number). When an inspection equipment list references mandatory Army designs, the contractor shall comply with, and use these des
34、igns accordingly. The contractor may, however, in connection with non-mandatory designs, and with the approval of the Government, design alternate inspection equipment or use comparable commercial equipment to facilitate his operations. Such contractor prepared designs or commercial equipment select
35、ions must be approved by the Government prior to fabrication or procuring of the equipment. Designs shall be submitted for approval as specified in 6.3.5. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - - - - -. - - MIL-B-50262 13 = 7777706 0325
36、770 5 MIL-3-50262 (Mu) 6.3.4 Contractor designs.-Contractor designs are designs of inspection equipment for which the Government has assigned design responsibility to the contractor. shall be supported by detailed drawings which depict all informaton necessary to completely fabricate, calibrate and
37、operate an item of inspection equipment. the necessary views, dimensions, materials, finish, notes, operating and calibration instructions be properly depicted in accordance with approved practices to the extent that further calculation or clarification will not be required. Unless otherwise specifi
38、ed, contractor designs may be developed on the format the contractor normally employs in his equipment design procedure provided such format reflects the detail and information specified above, subject to the following controls: All submitted contractor designs shall conform to MIL-D-1000, Category
39、E, Form 2. conventional making of clearly understandable, high contrast reproductions. designs as a rolled set. as specified in 6.3.5. Contractor designs This requires that Legibility and reproducibility shall permit Contractors shall submit one copy of final Designs shall be submitted for approval
40、6.3.5 Submission of contractor designs.-Unless otherwise syecified on the EL, all designs of equipment for inspection of -.efects classified as critical and major shall be submitted for zpproval to the Commanding Officer, Picatinny Arsenal, ATTN: SMUPA-ND1. be approved by the inspection element of t
41、he agency administering the contract; submission shall be as directed by the contracting officer. permissible and encouraged. However, the Arsenal completion date for design review will be based on the date of the final submission of designs. accomplished normally within one month after receipt. All
42、 other designs of inspection equipment shall Partial submission of inspection equipment designs is Picatinny Arsenal design review will be Custodian: Army-MU Preparing activity: Army-MU Project Number: 1310-Al00 U. S. GOVERNMENT PRINTING OFFICE: 1969-393963/5-660 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
