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    ARMY MIL-W-60307 C-1987 WARHEAD 2 75 INCH ROCKET SMOKE WP M156 (METAL PARTS)《WP M156烟幕2 75英寸火箭弹头(金属零件)》.pdf

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    ARMY MIL-W-60307 C-1987 WARHEAD 2 75 INCH ROCKET SMOKE WP M156 (METAL PARTS)《WP M156烟幕2 75英寸火箭弹头(金属零件)》.pdf

    1、MIL-W-b0307C 13 906 0337L147 4 = 23-37 -07 MIL-51-6 03 07C 20 March 1987 SUPERSEDING mL-W-O060307B( EA) 18 June 1973 MIL-W-60307A 20 July 1971 MILITARY SPECIFICATION WmHEAD, 2.75 INCH ROCKET, SMOKE, WP, 156 (METAL PARTS) This specification is approved for use within Chemical Research, Development an

    2、d Engineering Center, and is avail- able for use by all Departments and Agencies of the Depart- ment of Defense . 1. SCOPE 1.1 Scope. rocket warhead. This specification covers-the metal parts for the Mi56 2.75 inch 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards.

    3、 The following specifications and stan- dards form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement ther

    4、eto, cited in the solicitation, SPECIFICATIONS MILITARY MIL-P-116 - Preservation, Methods of. : Beneficial comments ( recommendations : : nent data which may be of use in improving this document should be addressed: : to: : : Center, ATTN: SMCCR-SFT-S, Aberdeen Proving Ground, MD 21010-5423 by using

    5、: : the self-addressed Standardization Document Improvement Proposal (DD Form : : 1426) appearing at the end of this document or by letter. additions, deletions) and any perti- Commander, U.S. Army Chemical Research, Development and Engineering - AMSC N/A FSC 1340 DISTRIBUTION STATEMENT A. Approved

    6、for public release; distribution is unlimited. O n t r THIS DOCUMENT CONTAINS y PAGES, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-W-60307C STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-STD-1168 - Am

    7、munition Lot Numbering. MIL-STD-1169 - Packaging, Packing and Marking for Shipment of Inert Attribut es . Ammunition Components. 2.1.2 Drawings. The following drawings form a part of this specification to the extent specified herein. Unless otherwise specified, the issues shall be those in effect on

    8、 the date of the solicitation. DRAWINGS U.S. ARMY CHEMICAL RESEARCHy DEVELOPMENT AND ENGINEERING CENTER 90-1-39 - Warhead, 2.75 Inch Rocket, Smoke, WP, M156 (Metal Parts). U.S. ARMY ARMAMENT RESEARCH, DEVELOPMENT AND ENGINEERING CENTER 8837835 - Pallet for Projectile, Metal Parts. 8861520 - Marking

    9、Diagram for Pallets for Projectile, 75MM to 120MM. ( Copies of specifications, standards , and drawings required by contractors in connection with specific acquisition functions should be obtained from the con- tracting activity or as directed by the contracting activity.) 2.2 Order of precedence. I

    10、n the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or MS standards) , the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applica

    11、ble laws and regulations unless a specific exemption has been obtained. 3 . REQUIREMENTS 3.1 Materials and components. All materials and components cited on Drawing 99-1-39 and subsidiar? drawings shall conform to the specifications listed thereon or to the specific characteristics set forth on the

    12、drawings. 3.2 Assembly. All components shall be assembled in accordance with Drawing 90-1-39 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-W-60307C 13 0b 033747q MLL-W-OOC 3.3 Leakage and distortion. 3.3.1 Warhead (hydrostatic) . The warhead

    13、 (Drawing 90-1-39) shall not leak or show evidence of distortion when subjected to an internal pressure of O S,OOO + 50 pounds per square inch gage (psig) for a period Of-5 to 7 seconds at ambient temperature when tested as specified in 4.4.4.i. 3.3.2 Warhead (air). The warhead accepted for hydrosta

    14、tic leakage shall not leak air when subjected to an internal air pressure of 100 + 10 psig for a period of 15 to 20 seconds at ambient temperature when tested as specified in 4.4.4.2. 3.3.3 Burster tube casing. The burster tube casing shall not leak air when subjected to an internal pressure of 100

    15、-I- 10 psig for a period of i5 to 20 seconds at ambient temperature when tested as specified in 4.4.4.3. 3.3.4 Brazed joint. When tested as specified in 4.4.4.4, the sectioned and peeled brazed joints shall be free of entrapped slag, unwetted areas, or unbonded areas, for a minimum of 50 pefcent of

    16、the aggregate area of the faying surfaces. Half the area of the adapter joint may be excluded from examination. There shall be no leakage paths through the brazed joints. This will be assured by the presence of a bonded area not less than 1/8 inch wide that extends 360“ around each joint. 3.4 Prepro

    17、duction. tion sample of warheads and burster.tube casings shall be produced in accor- dance with this specification for examination and test (see 4.3) . Prior to the start of regular production, a preproduc- The components shall be free from foreign matter (oil, damage such as dents, cracks or defor

    18、mation. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the con- tract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. in the contract or purchase order, the contractor may use h

    19、is own or any other facilities suitable for the performance of the inspection requirements speci- fied herein, unless disapproved by the Government. The Goverhent reserves the right t perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure

    20、supplies and services conform to prescribed requirements. Except as otherwise specified 4.1.1 Responsibility for compliance. All items must meet all requirements of sections 3 and 5. The inspection set forth in this specification shall become a part of the contractrs overall inspection system or qua

    21、lity program. The absence of any inspection requirements in the specification shall not 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-b0307C 13 m 77799Ob 0337500 O m MIL-W-60307C relieve the contractor of the responsibility of assuring that

    22、 all products or supplies submitted to the Government for acceptance comply with all require- ments of the contract. mission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. Sampling in quality conformance does not author

    23、ize sub- 4.2 Classification of inspections. The inspection requirements specified herein are classified as follows: (a) (b) Preproduction inspection (see 4.3) . Quality conformance inspection ( see 4.4) . 4.3 Preproduction inspection. 4.3.1 Sample. A preprolduction sample of i5 warheads and i5 burst

    24、er tube cas- ings shall be manufactured using the same methods, materials, equipment, and processes as will be used during regular production. 4.3.2 Inspection procedure. 4.3.2.1 For examination and nondestructive tests. The preproduction samples shall be examined and tested in accordance with the c

    25、lassification of defects (4.4.3.3). The AQLs do not apply. 4.3.2.2 For destructive tests. Each brazed joint in the preproduction Sam- ple of warheads shall comply with 3.3.4 when tested as specified in 4.4.4.4. 4.3.3 Acceptance/rejection criteria. The preproduction samples shall comply with the exam

    26、inations and tests specified in 4.3.2 to be acceptable. tance number is zero. The contractor shall obtain written approval from the contracting activity prior to proceeding with regular production. The accep- 4 . 4 4.4.1 Lotting. Quality conformance inspection. Each lot shall be identified and contr

    27、olled in accordance with MIL-=8, and shall contain warhead components of one interf ix number, produced by one manufacturer, in one unchanged process, at one plant, from the same materials in accordance with the sarae drawings, the same drawing revision, the same specification and the same specifica

    28、tion revision. 4.4.2 Sampling. 4.4.2.1 For examination and nondestructive tests. Sampling shall be con- ducted in accordance with MIL-STD-105. 4.4.2.2 For destructive test. During the production of the first lot, one body assembly (Drawing 90-1-39) shall be randomly taken from each shifts pro- ducti

    29、on. After the first lot, six body assemblies shall be randomly taken from each succeeding lot. 4 - c Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-U-b0307C 13 999970b 0337501 2 MIL-W-60307C 4.4.3 Inspection procedure. 4.4.3.1 For examination a

    30、nd nondestructive tests. The sample components shall be examined and tested in accordance with the classification of defects (4.4.3.3) and MIL-STD-105. 4.4.3.2 For destructive test. Prior to the application of protective coat- ing and after air test (4.4.4.2), the brazed joints of the sample from th

    31、e First lot shall be tested and examined in accordance with 4.4.4.4 for compli- ance with 3.3.4. In the event that a defective brazed joint is found, the con- tractor shall be required to provide written evidence to the Government of cor- rective action taken to preclude a recurrence of this defect

    32、prior to proceed- ing with production, and shall make a lot in accordance with the corrective action. Production shall not be initiated until test samples meet the require- ments of 3.3.4. 4.4.3.3 Classification of defects. (a) Adapter (Drawing 90-1-40) . Categories Defects Critical: None defined Ma

    33、jor : AQL 1.0 percent defective 101 Dimensian 1.125 incorrect 102 Overall length incorrect Minor: AQL 2.5 percent defective 201 Dimension 0.130 incorrect 202 , Dimension 0.750 incorrect 203 Dimension 0.240 incorrect 204 Workmanship .( see 3 -5 ) (b) Base (Drawing 90-1-41). Categories Defect s Critic

    34、al : None defined Major: AQL 1.0 percent defective 101 Dimension 1.92 incorrect 102 Dimension 2.23 incorrect 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Cat e gor i es Critical : Major: 1 o1 102 Major: 103 i04 105 Major: i06 107 108 i09 110 111

    35、 112 113 Minor: 201 202 203 204 MIL-W-60307C I3 777770b 0337502 9 i MIL-1-6 03 O7 C 6 (c) Casing, burster tube (Drawing 90-1-28) . Defects Acceptance standards None defined 100 percent inspection Le alrag e Inside diameter incorrect AQL 0.65 percent defective 0.803 diameter and radius not continuous

    36、 Taper incorrect 0.400 dimension incorrect AQL 1.0 percent defective Surface finish incorrect (press fit area) 7.475 dimension incorrect 0.750 diameter incorrect 0.652 dimension incorrect 0.090 dimension (bottom thickness) 0.8035 diameter incorrect Check concentricity of 0.8035 diameter Straightness

    37、 of tube, inside contour and incorrect to datum A depth (note 4 on drawing) AQJ 2.5 percent defective o. 06 radius incorrect 0.75 dimension incorrect Workmanship ( see 3.5 ) Wall thickness incorrect 4.4.4.3 (d) Warhead, 2.75 inch rocket, smoke, WP, 156, (metal parts) (Draw- ing 90-1-39 ). Categories

    38、 Defects Critical : None defined Major: 100 percent inspection 101 102 Hydrostatic leakage Air pressure leakage Acceptance standards 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-60307C 13 779970b 0337503 b MIL-W-60307C .c Minor: 201 202 20

    39、3 204 - 103 i04 Major: 105 io6 Major: 107 i08 109 110 111 112 i13 i14 115 116 117 118 119 120 121 Defects . A&L 0.40 percent defective Surface finish of 0.7985 diameter and 0.090 lead in and Concentricity of 0.7985 diameter of surface D incorrect blend radius incorrect, surface analyzer with motortr

    40、ace AQL 0.65 percent defective Dianeter 0.7985 incorrect Diameter 2.225 incorrect A&L 1 . O percent defect ive Thread i-7/iG-i6 UN-2B incorrect 2.505 dimension incorrect 10.395 dimension incorrect Concentricity 1.38 from nose incorrect Diameter 2.77 (surface A) incorrect Pitch or minimum major diame

    41、ter of rear thread incorrect Concentricity of 2.225 diameter to 2.77 diameter incorrect Diameter of bourrelet after painting Concentricity of bourrelet diameter wi%h outside diameter Concentricity of 2.225 diameter to surface F incorrect Point of tangency of 0.7985 diameter and the radius not concen

    42、tric and without discontinuity - reverse taper (press fit surface) forward of bourrelet Perpendicularity of body to surface A incorrect Profile incorrect Combination tolerance of concentricity to datum A and per- pendicularity to surface C measured 0.25 and 2 inches from nose incorrect Workmanship (

    43、 see 3.5 ) AQL 2.5 percent defective Diameter 2.275 incorrect Concentricity of diameter 1.455 to surface D incorrect Protective finish damaged Pitch diameter of rear thread maximum incorrect 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-U-603

    44、07C 13 M 7997706 033750i-1 B = (e) Packaging (section 5). Categories Defects Critical : None defined Major: AQL 4.0 percent defective 101 Strapping missing, loose or broken 102 Pal let damaged 103 Marking incorrect or illegible 4.4.4 Tests. 4.4.4.i Warhead (hydrostatic). The warhead shall be subject

    45、ed to the speci- fied pressure (using soluble oil and water mixture) for the required period of time. nents shall be thoroughly cleaned and dried prior to the air test. Accepted warheads shall be stamped with the letter “H“, and the compo- 4.4.4.2 Warhead (air). After acceptance for hydrostatic leak

    46、age, and cleaned and dried per 4.4.4.1,the warhead shall be subjected to the specified pressure and completely submerged in water for the required time. Any indica- tion of leakage shall be cause for rejection, Acceptable assembled components shall be stamped with the letter A. 4.4.4.3 Burster tube

    47、casing. The burster tube casing shall be subjected to the specified pressure and completely submerged in water for the required period of time. Any indication of leakage shall be cause for rejection. 4.4.4.4 Brazed joint. The brazed joints of the sample warheads shall be sec- tioned and peeled from

    48、the warhead. The brazing and the solder groove on the warhead shall then be examined for compliance with 3.3.4. 5. PACKAGING 5.1 Cleaning and preservation. Warheads shall be clean and free of corro- sion. ings and MIL-P-116. Critical surfaces shall be preserved in accordance with applicable draw- I

    49、5.2 Body packing, level C. The warheads shall be packed in accordance with Drawing 803-7835 . 5.3 Casing, burster tube, level C. The burster tube casing shall be pack- aged, packed, and marked in accordance with MIL-STD-1169. 5.4 Marking. Shipping containers shall be marked in accordance with Drawing 8861520. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without


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