1、MILL-85251 13 7747906 03b4070 4 MIL-B-85251(AS) 13 June 1981 K MILITARY SPECIFICATION BOMB, BINARY CHEMICAL, EMPTY (BLU-80/B) This specification is approved for use by the Naval Air Systems Command, Department of the Navy, and is available for use by all Departments and Agencies of the Department of
2、 Defense. 1. SCOPE. 1.1 Scope. This Specification establishes the manufacture and accept- ance of the BLU-80/B Bomb, Chemical, Empty, critical item, referred to herein as the bomb in accordance with DL X4900592. 2. APPLICABLE DOCUMENTS. 2.1 Issues of documents. The following documents of the issue i
3、n 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-W-52574 Welding Process and Welding Procedure Requirements for Manufacture of . Equipment Utilizing Steel. MIL-B-85252 Ballonet, Cartridge Act
4、ivated (MXU-695/B). MIL-C-85254 Charge, Linear Shaped. MIL-M-85255 Motor, Hot Gas (MAU-l32A/B) 5 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commanding Officer, Naval Air Engineering Center,
5、 Engineering Specifications and Standards Department (ESSD), Code 93, Lakehurst, NJ 08733, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document, or by letter. Licensed by Information Handling ServicesMIL-B-5253 13 MIL-B-85251(
6、AS) MIL-C-85257 MIL-G-85258 MIL-F-85328 STANDARDS MILITARY MIL-STD-105 MIL-STD-109 MIL-STD-129 MIL-STD-810 MIL-STD-45662 DRAWINGS Naval Air Systems Command (Code Ident 30003) 479AS100 DL X4900537 DL X4900592 DL X4900750 DL X4900810 SA 2875560 X4900593 _. X49 005 9 4 - Cord Assembly, Detonating Gener
7、ator, Gas Pressure. Firing Device, Explosive Actuator. Sampling Procedures and Tables for Inspection by Attributes. Quality Assurance Terms and Definitions. Marking for Shipment and Storage. 2 Environmental Test Methods. Calibration Systems Requirements. MA; Dufingthe four . to five complete 360 deg
8、 turns the impulse cartridge (CCU-l3/B) shall be. - initiated due to the rotation of the central injector. Theimpulse cartridge shall cause the ballonet to expand. The expansion of the . ballonet shall cause the material contained on the ballonet to be injected into the bomb reactor tank, due to the
9、 rupture of the scored segments of the-injector tube (see Drawing X4900623). . 3.2.1.6 Port opening. Upon initiation of the MARK 339 fuze, the explosive train shall cause the two forward ports to be completely severed from the weapon and the two aft ports to be severed so as to leave a hinge about w
10、hich the port deflects into the weapon body. 3.2.2 Environmental. The weapon performance shall not be degraded below that specified in 3.2.1 after exposure to the following environments. 3.2.2.1 High temperature. Exposure to a high temperature of +74 de- grees Celsius (OC) for 48 consecutive hours (
11、see 4.4.3.1). 3.2.2.2 Low temperature. Exposure to a low temperature of -48OC for 24 consecutive hours (see 4.4.3.2). 3.2.2.3 Vibration. Exposure to the vibration schedule specified in Figure 2 in each of the three mutually perpendicular axes at a temper- ature of -4OOC (see 4.4.3.3). 3.2.2.4 Shock.
12、 Exposure to half sine wave impact shocks in each of three mutually perpendicular axes having a peak amplitude of 25 gravity units (8) and a total duration of 11 ms (see 4.4.3.4). 3.2.2.5 Temperature cycling. Exposure to temperatures alternating between -40 and +6OoC (see 4.4.4). 3.2.2.6 Humidity. E
13、xposure to a relative humidity of up to 95 percent (see 4.4.3.5). 3.3 Design and construction. 3.3.1 Production.drawings. The bomb shall be fabricated and assembled in accordance with the drawings, parts list, and other documents listed on DL X4900592 5 Licensed by Information Handling Services3.3.2
14、 Standards of manufacture. 3.3.2.1 Certification. When specified in the contract or purchase order, the contractor shall include written certification to the pro- curing activity (see 6.2.2), accompanied by objective quality evidence, as defined in MIL-STD-109, that the materials, processes, and par
15、ts used in the assembly meet the applicable requirements for each item. Further, the certification shall attest that the following bomb subcom- ponents installed on each bomb meet the requirements specified: Subcomponent Specification a. Detonating Cord Assembly MIL-C-85257(AS) b. Gas Generator MIL-
16、G-85258(AS) c. Linear Shaped Charges MIL-C- 85254 (AS) d. Firing Device Explosive Actuator MIL-F-85328CAS) e. Hot Gas Motor MIL-Fl-85 255 (AS) f. Fuze, Mechanical Time, MARK 339 MOD 1 AS-2671 3.3.2.2 Manufacturing processes and procedures. When specified in the contract or purchase order, the contra
17、ctor shall prepare, in his own format, written procedures for welding performed in the manufacture of the bomb. The procedures shall be in accordance with MIL-W-52574. The procedures shall reflect the requirements for welding specified on the applicable drawings as listed on DL X4900592. Copies of s
18、uch pro- cedures, together with referenced documents, shall be made available to the procuring activity in the manner specified in the contract or pur- chase order (see 6.2.2) for technical concurrence. 3.3.2.3 Working environments. Special working environments for the manufacture of the bomb and bo
19、mb components shall be as specified in Appendix A. 3.4 First article. 3.4.1 Preproduction sample. Unless otherwise specified in the con- tract or purchase order (see 6.2.1), a preproduction sample consisting of ten bombs shall be manufactured, filled in accordance with 4.2.3.1, and delivered to the
20、testing activity designated in the contract or purchase order and subjected to the preproduction tests of 4.1.2.1. The preproduction sample shall be manufactured using the same methods, materials, processes, and procedures proposed for production. Any production prior to acceptance of the preproduct
21、ion sample is totally at the contractors risk. Any changes in design, materials or processes 6 Licensed by Information Handling Services MIL-B-85251 13 m 9777906 03611076 5 m MIT-B-85251 (AS) used in the manufacture of the preproduction sample shall be cause for resubmission of another preproduction
22、 sample for testing. Any such changes shall have prior written approval of the procuring activity. 3.4.2 Preproduction verification. At the discretion of the procuring activity (see 6.2.1), preproduction verification shall be repeated under any of the following conditions: a. The manufacturer has mo
23、dified his product (such as a change of raw materials, the process, production procedures, or methods). It shall be the responsibility of the contractor to notify the procuring activity prior to the incorporation of any such changes, and to provide quantitative evidence of the effect of such changes
24、 on the performance or character- istics of the product. Requirements for such tests shall be based on an evaluation of the evidence supplied. b. Where there is evidence that the quality of the product has not been maintained. This evidence may be in the form of accumulated failure reports of the pr
25、oduct, or failure of the product to pass any of the tests for production lot acceptance that may be conducted by or for the procuring activity. c. Applicable documents have been amended or revised suffi- ciently so that continued validity of the previous prepro- duction testing is questionable. d. T
26、he manufacturer has not produced bombs to this specifi- cation for a period of 12 months or longer. e. The manufacturer has changed the location at which bombs are produced. 3.5 Documentation. When specified in the contract or purchase order (see 6:.2.1), the following documents shall be prepared fo
27、r the procuring activity : a. Certification (see 3.3.2.1, 4.1.2.2, and 4.2.5). b. Inspection (see 4.1.2.2, and 4.2.5). c. Manufacturing documentation (see 3.3.2.2). 7 Licensed by Information Handling ServicesMIL-8-85252 13 m 7797706 03611077 7 m MIL-B-85251(AS) 3.6 Workmanshig. As a minimum, the bom
28、b shall be manufactured, in- spected, and tested under conditions meeting the requirements of 3.3.1, 3.3.2.3, and as specified herein. The bomb shall be fabricated in a manner that will ensure compliance with all requirements of this speci- fication and the appropriate assembly drawings listed in Se
29、ction 2. 4. QUALITY ASSURANCE PROVISIONS. 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order (see 6.2.1), the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract o
30、r purchase order, the contractor may use h.is own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such
31、inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Classification of inspection. The inspection requirenients specified herein are classified as follows: a. Preproduction inspection (see 4.1.2.1). b. Quality conformance inspection (see 4.2). 4.
32、1.2 Special tests and examinations. 4.1.2.1 Preproduction inspections. Preproduction inspection shall be conducted. on the preproduction sample (see 3.,4.1) and shall consistof the examinations and tests of Table II in the order shown. 4.1.2.1.1 Acceptance criteria. Failure to pass any test specifie
33、d shall cause rejection of. the preproduction sample and preproduction lot. 4.1.2.1.2 Combined testing. Preproduction inspections of the bomb and ballonet, in accordance with MIL-B-85252, may be conducted concur- rently upon approval of the procuring activity (see 6.2.1). 4.1.2.2 Preproduction inspe
34、ction report, When specified in the con- tract or purchase order (see 6.2.2), results of the preproductin in- spections shall be prepared for the procuring activity. The report shall contain the follofJing information accompanied by a certification 8 Licensed by Information Handling Services - - MIL
35、-B-85252 23 777770b 0364078 7 9 TABLE II. Preproduction inspections. Examination or test Group I Certification Visual inspection Group II High temperature Low temperature Vibration Shock Humidity Temperature cycle/performance Requirement paragraph 3.3.2.1 3.3.1, 3.6 3.2.2.1 3.2.2.2 3.2.2.3 3.2.2.4 3
36、.2.2.6 3.2.1.1, 3.2.1.2, 3.2.1.3, 3.2.1.4, 3.2.1.5, 3.2.1.6, 3.2.2.5 Method paragraph 4.4.2 4.4.1 4.4.3.1 4.4.3.2 4.4.4.3 4.4.3.4 4.4.3.5 4.4.4 attests that the information provided is correct and applicable to the product being a. submitted: A statement that the preproduction sample complies with a
37、ll quality assurance provisions of this specification for the bomb specified in the contract or purchase order. b. C. d. e. f. Number of units of product inspected. Results obtained for all inspections performed. Purchase descriptions or contract number and date, to- gether with an identification an
38、d date of changes. Certificates of compliance of all material procured directly by the contractor. Date submitted. The certification shall be signed by a responsible agent of the certi- fying organization. The certification shall be substantiated by evi- dence of the agents authority to bind his pri
39、ncipal. 4.2 Quality conformance inspections. Quality conformance inspections shall be performed on each.inspection lot and shall consist of the exami- nations and tests listed in Table III in the sequence shown. I 9 Licensed by Information Handling ServicesTABLE III. Quality conformance inspections.
40、 Examination or test ;roup I Certification Visual inspection ;roup II Vibra tion Shock ;roup III Temperature cycle/performance Requirement paragraph 3.3.2.1 3.3.1, 3.6 3.2.2.3 3.2.2.4 3.2.1.1, 3.2.1.2, 3.2.1.3, 3.2.1.4, 3.2.1.5, 3.2.1.6, 3.2.2.5 Method )aragraph 4.4.2 4,4,1 4.4.3.3 4.4.3.4 4.4.4 4.2
41、.2 Inspection lot. Unless otherwise specified herein, inspection lot definition shall be in accordance with MIL-STD-105. An inspection lot shall be formed from bombs which have passed Group I inspections. An inspection lot shall not contain more than 250 bombs. 4.2.3 Sampling. Six bombs shall be ran
42、domly selected from each in- spection lot and subjected to Group II and III tests of Table II. When four consecutive lots have passed Group II and III tests without, any failures, the sample size shall be reduced to four bombs selected from each lot. Sample size shall return to six items per lot in
43、the event of any failure during Group II and III tests and shall remain at six items until four consecutive lots pass Group II and III tests without failure. 4.2.3.1 Sample preparation. Each bomb in the sample shall be filled with 22 f0.05 gallons of a kinetic simulant In accordance with Appen- dix
44、A. The bomb shall be closed using a plug, Drawing SA2875560, and instrumentation attached so as to monitor bomb internal pressure and temperature. In order to perform the functional tests of this specifi- cation it is necessary to have an all-up weapon. It will be necessary to have a. ballonet, in a
45、ccordance with MIL-B-85252, inserted into each bomb prior to the performance of the temperature cycle/performance test- ing. Further, upon approval of the procuring activity (see 6.2.1) qual- ity conformance testing of the MXU-695/B ballonet in accordance with MIL-B-85252 shall be conducted in conju
46、nction with quality conformance 10 Licensed by Information Handling ServicesMIL-B-85251 13 W 9797906 0364080 7 H c tests for the bomb as specified herein. When bomb and ballonet quality conformance tests are conducted concurrently, the acceptance criteria established herein and in accordance with MI
47、L-B-85252 shall be met in order for the lot of bombs and lot of ballonets represented to be acceptable. 4.2.4 Acceptance criteria. Failure of any bomb in the sample to pass the Group II and III tests in the sequence shown, shall cause rejection of the lot represented. 4.2.5 Quality conformance inspe
48、ction report. When specified in the contract or purchase order (see 6.2.2), results of the quality conform- ance inspection shall be prepared with each lot. Reports shall contair? the following information accompanied by a certification which attests that the information provided is correct and appl
49、icable to the product being submitted: a. A statement that the lot complies with all quality asv*?iic:- provisions of this specification for the bomb specified in the contract or purchase order. b. Number of units of product inspected. c, Results obtained for all inspections performed. d. Purchase descriptions or contract number and date, together with an identification and date of changes. e. Certificates of compliance of all material procured directly by the contractor. f. Number of items in the lot. g. Date submitted. The certification shall be signed by
