1、MIL-R-5323 10 7777706 043327b 4 25 April 1980 SUPERSEDING AS-2564/AS-2565 23 June 1960 MILITARY SPECIFICATION RACK, BOMB; MULTIPLE EJECTOR, A/A37B-6 SERIES AND TRIPLE EJECTOR, A/A37B-5 SERIES This specification is approved for use by the Naval Air Systems Command, Department of the Navy, and is avai
2、lable for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification establishes the requirements for the manufacture and inspection of two types of bomb ejector racks. The Type I bomb rack is capable of carrying and releasing up to three stores with a t
3、otal combined weight not to exceed 1,360 kilograms (3,000 pounds). The Type II bomb rack is capable of carrying and releasing up to six stores with a total combined weight not to exceed 2,040 kilograms . (4,500 pounds). All carried stores shall have suspension lugs spaced 355.6 millimeters (14 inche
4、s) apart and shall weigh from 22.7 kilograms (50 pounds) to 660 kilograms (1,450 pounds). The test limits in this specification define minimum acceptable capabilities. 1.2 Classification. Bomb ejector racks, hereinafter called bomb racks, covered by this specification shall be of the following types
5、 : TYPE 1 -A/A37B-5 Series Triple Ejector Rack (TER) Type II -A/A37B-6 Series Multiple Ejector Rack (MER) 2. APPLICABLE DOCUMENTS 2.1 Issues of documents. 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 e
6、xtent specified herein. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Engineering Specifications and Standards Department (Code 93) Naval Air Engineering Center, Lakehurst, N.J. 08733, by usin
7、g the self-addressed Standardization Document Improve ment Proposal (DD Form 1426) appearing at the end of this document or by letter. I _. FSC 1095 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SPECIFICATIONS MI LI TARY MIL-1-6866 MIL-T-7743 b MIL
8、-R-5323 LO W 797770b 01.133277 T M 1 c MIL-R-85323(AS) -Inspection, Penetrant Method of -Testing, Store Suspension and Release Equipment, General Specification for MIL-C-81842 -Connector Assemblies for Bomb Rack Electric Fuzing Provisions STANDARDS MIL I TARY MIL-STD-100 MIL-STD-129 MIL-STD-130 MIL-
9、STD-143 MIL-STD-704 MIL-STD-794 MIL-STD-831 MS3314 -Engineering Drawing Practices -Marking for Shipment and Storage -Identification Marking of U.S. Military Property -Standards and Specifications, Order of Precedence for the Selection of -Electric Power, Aircraft, Character- istics and Utilization o
10、f -Parts and Equipment, Procedure for Packaging and Packing of -Test Reports, Preparation of -Lug, Suspension, 450 kg. (1,000 lb.) class, Airborne Equipment DRAWINGS NAVAL AIR SYSTEMS COMMAND DL1025AS100 292AS101 -Hanger, Ejector Assembly -Data List, Test Fixture, MER/TER (Copies of specifications,.
11、 standards, drawings, and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
12、,-MIL-R-85323 10 777770b 0433278 L - MIL-R-85323(AS) 2.2 Order of precedence of specifications and standards. Should a conflict exist between any requirement in this specification and any requirement in the applicable documents referenced herein, the requirements of this specification shall take pre
13、cedence over the refer- enced (applicable) document. 3, REQUIREMENTS 3.1 First article. The bomb racks furnished under this specification shall be a product which has been inspected and passed the first article inspection specified herein (see 4.3). 3.2 Selection of specifications and standards. Spe
14、cifica- tions and standards for necessary commodities and services not specified herein shall be selected in accordance with MIL-STD-143. 3.3 Interchangeability. All parts having the same part number shall be directly and completely interchangeable with each other with respect to installation and pe
15、rformance. 3 4 Identification of parts. All parts shall be marked as specified on the drawings listed in the data list for the bomb rack being procured, or in accordance with MIL-STD-130, if not specified on the drawings. The item identification and part number requirements of MIL-STD-100 shall gove
16、rn the part number and changes thereto. 3.5 Materials. Materials shall be as specified on the draw- ings listed in the data list for the bomb rack being procured (see 6.2.lf). 3.6 Bomb rack. 3.6.1 Construction. The construction of the bomb rack shall be in accordance with the drawings listed in the
17、data list for the bomb rack being procured and as Specified herein (see 6.2.lf). 3.6.2 Performance. The bomb racks shall satisfy all perform- ance requirements when subjected to the following inspections in the order specified in Tables I and II. a. Bomb Rack Inspection (see 4.6.1) b. Functional Tes
18、t (see 4.6.2) c. Arming Mechanism (see 4.6.3) d. Electric Fuze Arming (see 4.6.4) 3 -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85323 LO M 777770b 0433277 3 I e. f. g. h. i. j. k. 1. m. n. O. P. 9. 1, c MIL-R-85323(AS) Life (see 4.6.5) E
19、lectrical Characteristics (see 4.6.6a) Lag Time or Time of Release Determination (see 4.6.6b) Icing (see 4.6.6) Temperature Shock (see 4.6.6d) Altitude (see 4.6.6e) Humidity (see 4.6.6f.) Sand (see 4.6.6g) Salt Spray (see 4.6.6h) Shock (see 4.6.6i) Vibration (see 4.6.6j) Lock Shut Firing (see 4.6.6k
20、) Static (see 4.6.61) 3.7 Workmanship. The workmanship displayed in fabrication and assembly of the bomb racks shall be such as to assure, within design limitations, the ability of the bomb racks to meet their performance requirements under all applicable environmental conditions specified herein. U
21、nauthorized repair, welding, heavy burrs, or parts assembled by introduction of high stresses not prescribed in the drawings, are typical signs of inferior workmanship and shall be cause for rejection. The standards of workmanship exhibited in the approved first article sample, subject to any qualif
22、ication stated in the governments notice of approval, shall be determinative of the requirements of the contract relative to workmanship. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise speci- fied in the contract, the contractor is responsible for the performance
23、 of all inspection requirements as specified herein. Except as otherwise specified in the contract, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the government. The government reserves the r
24、ight to perform any of the inspections set forth in the specification, where such inspections are deemed necessary to assure that the supplies and services conform. ko prescribed requirements. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-R-
25、5323 LO W 777770b Oi.133280 T I I MIL-R- 85 323 (AS) 4.2 Classification of inspection. The inspection of the bomb racks shall be classified as follows: . a. First article inspection (see 4.3) b. Quality conformance inspection (see 4.4) 4.3 First article inspection. First article inspection shall con
26、sist of all of the inspections listed in Table I. First article in- spection report format shall be in accordance with MIL-STD-831 (see 6.3). 4.3.1 Sampling for first article inspection. First article bomb rack samples shall consist of the first two bomb racks manufactured on contract, The bomb rack
27、s shall be permanently labeled A and B for ease of identification. Failure o*f the bomb racks to pass any of the first article inspections shall be cause for rejection (see 6.2.2.1). 4.4 Quality conformance inspection. Quality conformance inspection shall consist of the following inspections: a. Ind
28、ividual Inspections (see 4.4.1) b . Sampling Inspections (see 4.4.2) Quality conformance inspection report format shall be in accordance with MIL-STD-831 (see 6.3). 4.4.1 Individual inbpections. Individual inspections are those Individual inspections for the inspections conducted on each bomb rack,
29、bomb racks are shown in Table II, Group 1. inspections shall be cause for rejection of the bomb rack. Failure to pass any of these 4.4.2 Sampling inspections. A random sampling of the bomb racks shall be selected by the procuring activity from each production lot in accordance with Table III and sha
30、ll be subjected to the inspec- tions listed in Table II, Group 1 and Group 2. Group 1 inspections shall be conducted prior to Group 2 inspections. Failure to pass any of these inspections shall be cause for rejection of the entire lot (see 6.2.ld). 4.5 Inspection conditions. Unless otherwise specifi
31、ed, all inspections shall be performed under the following conditions: a. Room temperature. Room ambient of 25f10C (77+18F) indicated. b. Test temperature. All parts of the test item shall be stabilized at the specified temperature +2.8OC Provided by IHSNot for ResaleNo reproduction or networking pe
32、rmitted without license from IHS-,-,-MIL-R-85323 LO 9999906 0433281 L I (+5OF) indicated prior .to conducting any tests. Unless otherwise specified, temperature stabiliza- tion will have been attained when the indicated temperature of the surface of the largest mass of the test item does not change
33、by more than +2.8OC (k5OF) in a period of 1 hour. C. d. e. f. Swaybraces. Whenever tests require that a store be mounted to the bomb rack, swaybraces shall be used. The swaybraces shall be adjusted as described in 4.6.2.2a. Test stores. The stores, as referenced herein by weight, shall conform to th
34、e following parameters. The store suspension lugs shall be in accordance with MS3314. 1. The 22.7 kilogram (50 pound) store shall utilize applicable suspension lugs spaced 355.6 milli- meters (14 inches) apart. Its center of gravity shall be midway between the suspension lugs and 51 to 152 millimete
35、rs (2 to 6 inches) below the hook bearing surface of the lug. c 2. The 113 kilogram (250 pound) store shall utilize applicable suspension lugs, spaced 355.6 milli- meters (14 inches) apart. Its center of grav- ity shall be based on the MK 81 L.D.G.P. bomb. NOTE Whenever a store is loaded onto any st
36、ation of the bomb rack, the piston of each loaded ejector shall be pulled down so that it contacts the test store. Test fixtures. During any test requiring that the bomb rack be supported, a fixture shall be utilized which is in accordance with DL1025AS100. During any test requiring that an individu
37、al ejector unit be supported, a fixture manufactured in accordance with Figure 1 shall be used. The hangar assemblies (Drawing 292AS101) shall be furnished by the procur- ing activity (see 6.2.h). Input power. requirements. The bomb rack shall perform satisfactorily under all applicable condi- tions
38、 specified herein from a 28 VDC rated voltage ,. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85323 LO M 7777906 0433282 3 I MIL-R-85323 (AS) 24 MIN. I I *l INSERT, MS51993-647 REQUIRED WHEN ALUMINUM BASE PLATE IS USED 20.25 I . .- REF. 7
39、6 MIN. HANGER, EJECTOR ASSY. DWG. NO.:292AS101 , tr I 2 REQD MIN i-f . BASE ALUMINUM OR STEEL PLATE SYM ABT A (MINIMUM TENSILE STRENGTH OF 35,000 PSI REQUIRED) . X 1-1/4 2 REQD 2 PLACES * . SECTION A-a NOTE: DIMENSIONS ARE IN INCHES FIGURE 1. Ejector unit mounting fixture. . 7 Provided by IHSNot for
40、 ResaleNo reproduction or networking permitted without license from IHS-,-,-4.6 MIL-R-5323 LO 7977706 0433283 5 T 7- MIL-R-85323(AS) power source with characteristics as defined in MIL-STD-704. The bomb rack shall operate over a range of 21 to 29 VDC, measured at the bomb racks input connector(s). I
41、nspection. 4.6.1 Bomb rack inspection. The bomb rack shall be inspected as follows: 4.6.1.1 Hooks. Prior to installation in the bomb rack, each hook shall be subjected to the following inspections: a. Each hook shall be thoroughly examined to determine conformance to all the requirements of the draw
42、ings listed in the data list for the bomb rack being pro- cured (see 6.2.lf). Any of the following major defects shall be cause for rejection. 1. One or more dimensions out of tolerance. 2. Surface texture not in accordance with speci- fied values. b. Each hook shall be subjected to dye penetrant in
43、spec- tions in accordance with MIL-1-6866. Dye penetrant inspection shall be performed after final processing. Special attention shall be given to the throat and pivot hole areas of the hooks. Evidence of cracks, seams, discontinuity of surface or other detrimental defects in any area of the hook sh
44、all be cause for rejection. 4.6.1.2 Bomb racks. Each bomb rack shall be inspected to ensure that it has been properly assembled and adjusted, that the electrical connections are secure and that the workmanship is as specified herein (see 3.7). 4.6.1.3 Qualification by analysis, inspection, and demon
45、stration. All requirements for the bomb rack not qualified by testing shall be qualified- by analysis, inspection, or demonstrations approved by the procuring activity (see 3.6.2a). 4.6.1.4 Packaging inspection. Each bomb rack shall be examined to ensure that the preparation for delivery conforms to
46、 this specifica- tion (see section 5). 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-5323 10 m 7777706 OY332L1 7 m MIL-R-85323 (AS) 4.6.2 Functional test. Each bomb rack or ejector unit shall pass the following tests. Mounting of ejector un
47、its not attached to the Type I or Type II strongback shall be the same as if attached to a strongback centerline station. WARNING The bomb rack shall not be fired without a reactive load imposed on the ejector foot. 4.6.2.1 Ejector unit. Prior to assembly to the main Type I or Type II strongback, ea
48、ch ejector unit shall be functionally tested as follows. During first article and quality conformance inspections the ejector units may be removed from the Type I or Type II strongback for the purpose of conducting the test. a. The hooks of the ejector unit shall be closed and it shall be verified t
49、hat the hooks latch. b. Rotate the safety stop lever to “locked“, Attempt to release the ejector unit using the manual release lever. The maximum force applied shall be 200 Newtons (45 pounds) in the forward direction. The release mechanism shall not actuate. c. Rotate the safety stop lever to “unlocked“. Release the ejector unit using the manual release lever. The release force shall be between 67 and 2
