1、- MIL-R-23337B 13 m 7797706 0303305 O mF CODE IDENT 1 O00 1 MI L-R-23139B (WEP) 18 August 1965 Supersedes MIL-R-23139A (WEP) 7 May 1963 MI LI TARY SPEC I FI CAT I ON ROCKET MOTORS, SURFACE LAUNCHED, DEVELOPMENT AND QUALIFICATION REQUIREMENTS FOR This specification has been approved by Bureau of Nava
2、l Weapons, Department of the Navy 1, SCOPE 1.1 This specification defines the design requirements and acceptance test for surface launched rocket motors. 2. APPLICABLE DOCUMENTS 2.1 The fol lowing documents of the issue in effect on date of invitation for bids or request for proposai, form a part of
3、 this specification to the extent specified herein. SPEC IF I CATI ON S Mi li tary MlL-F-7179 Finishes and Coatings, General Specifications for MI L-R-22713 (WEP) Rocket Motors, Forty Foot Drop Test MIL-D-23660 (WEP) Data, Technical, for Rocket Motors MIL-P-24014 (WEP) Preclusion of Hazards from Ele
4、ctromagnetic Radiation to Ordnance, General Requiremenfs for /- -o THIS DOCUMENT CONTAINS iI PAGES: FSC 1336 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-STD-709 MS 33586 PUBLICATIONS Mi I i tary M IL-H DBK-5 Provided by IHSNot for ResaleNo r
5、eproduction or networking permitted without license from IHS-,-,- - MIL-R-23L37B 13 9797706 0303307 4 MIL-R-23139B (WEP) 2.2 Other Publications. -The following documents form a part of this specification. Unless otherwise indicated, the issue in effect on date of invitation for bids shall apply to t
6、he extent specified herein. Department of Commerce National Bureau of Standards H28 Screw-thread Standards for Federal Services (Request for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington 25, D. C.) Interstate Commerce Commission 49 CFR 71-90 In
7、terstate Commerce Commission Rules and Regulations for the Transportation of Explosives and Other Dangerous Articles (The Interstate Commerce Commission regulations are now a part of the Code of Federal Regulations (1 949 Edition, current revision) available from the Super- intendent of Documents, G
8、overnment Printing Office, Washington 25, D. C. Orders for the above publications should cite “49 CFR 71 -90, current revision“ .) 3. REQUIREMENTS 3.1 General requirements. -Rocket motors covered by this specification shal be designed to ensure maximum safety, reliability, efficiency, ease of operat
9、ion and handling and economical production. The rocket motor developer shall be responsible for coordinating with the missile systems designer to assure that the rocket motor is compatible with the interface dimensions, launcher and hand- ling equipment and the missile performance. 3.2 General desig
10、n requirements. -The following features shal I be included in, but not limited to, the design of the rocket motor. 3.2.1 designed to be interchangeable as specified in MIL-STD-447 except when specifi- cally otherwise authorized by the Bureau of Naval Weapons, RMMP-3. Interchangeability. -All compone
11、nt parts of the rocket motor shall be 3.2.2 Replaceability. -All major rocket motor conponents which will be assem- bled in-the Navy Depots shall be replaceable. 3 -.a . - I. ambient (77OF) and high (12OOF). (2) Three (3) motors shall be subjected to three (3) full temperature cycles between -100F a
12、nd 130OF. Rocket motors shall be inspected for visual damage aftercycling. The three (3) motors shall beostatic fired - one at low (lOF), one at ambient (77OF) and one at high (120 F). At the completion of static test firing, the motors shall be visually inspected for damage. (3) One (1) motor shall
13、 be fired at ambient temperature (7700 in a centrifuge in the longitudinai position simulating the launch and flight loads. 6.2.4.1.2 Flight test. (1) Four (4) rocket motors for use in Rocket Test Vehicles (RTVS) shall be forwarded to an activity designated by the Bureau of Naval Weapons, RMMP-3, fo
14、r experimental missile flight tests. 6.3 Qualification. -The following are the minimum tests that are to be incor- porated into the Model Specification required in 3.3 for the qualification phase (Phase II ) , 6.3.1 Rocket motors submitted for qualification testing shall be produced to the same desi
15、gn as the rocket motors that successfully passed the development phase tests. 6.3.2 Performance stage. -Type of tests and number of motors to be tested in the performance stage shall be as indicated in 6.3.2.1, 6.3.2.2 and 6,3.2.3. Any departure from the qualification test plan must have prior appro
16、val of the Bureau of Naval Weapons, RMMP-3. 6.3.2.1 Test firings. -Fiftyfour (54) rocket motors shall be test fired as follows: 6.3.2.1.1 Centrifuge firings. -Six (6) motors shall be fired in a centrifuge under the lateral acceleration load. Of the six motors, two (2) shall be fired at each qualific
17、ation temperature (low, ambient, high) of the rocket motor (see 4.4). 6.3.2.1.2 Temperature gradient firings. -Six (6) temperature gradient motors shall be fired at the maximum propellant temperature gradient. Of the six motors, three (3) shall be conditioned to 2OoF and then immediately placed in a
18、 1 10F conditioning oven for a period which will cause a maximum temperature gradient to exist within the propellant grain. The remaining three (3) motors shall be similarly conditioned from 1 10F to 2OoF. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-
19、,-,- MIL-R-23137B 13 m 7777706 0303118 7 m MIL-R-23139B (WEP) 6.3.2.1.3 Accelerated aging firings. -Eight (8) motors shall be static test fired after being stored for the periods and at the temperatures given in the table below. Motors shall be visually inspected during storage and prior to firing,
20、for visual damage. Number of Units Temperature Period Static Firing Conditions (see 4.4) Storage Storage 3 1 2OoF 3 mos. 2 fired at high qualification temp. 1 fired at low qualification temp. 3 1 2OoF 6 mos. 2 fired at high qualification temp. 1 fired at low qualification temp. 2 OF 6 mos. 1 fired a
21、t high qualification temp. 1 fired at low qualification temp. 6.3.2.1 .4 Sequential test firings. -Seventeen (17) motors shall be static test fired at the temperatures and sequences shown in Table 1. 6.3.2.1.4.1 Temperature cycling. -Motors requiring temperature cycling in accordance with Table 1 sh
22、all be cycled to simulate the most abrupt temperature changes expected in rocket motor handling. .The motors shall be conditioned at the specified temperature for a minimum of 24 hours. The motors shall be visually inspected for damage after cycling and prior to statically firing. The motors shall b
23、e temperature cycled as follows: a) -IOOF, 1300F, -lOF, 13OoF, -lOF, 1300F, Firing Temperature 6.3.2.1.4.2 Vibration test. -Motors requiring vibration in accordance with Table 1 shall be vibrated in accordance with 3.4 at both in the low and high tempera- tures. The motor shall be visually inspected
24、 for damage after testing. 6.3.2.1.4.3 Drop test. -Motors requiring drop test in accordance with Table 1 shall be dropped on concrete as follows: *Crated Motors Drop Distance (feet) Temp eo Process 3 O One end lifted and dropped 1 O Dropped on side 3 +7 O Dropped on side Provided by IHSNot for Resal
25、eNo reproduction or networking permitted without license from IHS-,-,-MIL-R-23139B 13 m 7979706 0303117 O m- - MIL-R-23139B (WEP) *Uncrated Motors Drop Distance (feet) Temp ?FI Process 6 3 6 O O Dropped on side +70 Dropped on side One end lifted and dropped * Only one of the two tests shall be used
26、depending upon the nature of the external attachments on the motor. TABLE 1 SEQUENTIAL TEST FIRINGS Motor No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 *Test Sequence A A B B B C C C BA BA CB BC CB CA AC CBA ABC Firing Temperature, OF + 20 +1 30 + 20 + 80 i-130 4- 20 i- 80 +1 30 + 20 +130 + 20 + 80
27、i-1 30 + 20 +130 + 20 +130 *where: A = Temperature cycling in accordance with 6.3.2.1.4.1 B =Vibration in accordance with 6.3.2.1.4.2 C = Drop test in accordance with 6.3.2.1.4.3 6.3.2.1 .5 Environmental testing. -Two (2) motors shall be static fired (one each of the high and low qualification tempe
28、ratures (4.4) after being submitfec fo environmental testing. The following tests shall be included: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- -_- MIL-R-23137B 13 W 7777706 0303120 7 39B (WEP) MIL-R-23 (1) Rain (2) Sand and dust (3) Salt spray
29、 6.3.2.1 .6 Reliability testing. -Fifteen (15) motors shall be static test fired, five (5) each at low, ambient and high motor qualification temperafures (see 4.4) to test the motor reliability. 6.3.2.2 Flight testing. -Unless otherwise specified, twenty-five (25) rocket motors shall be flight teste
30、d as specified by the Bureau of Naval Weapons, RMMP-3. 6.3.2.3 Additional tests. -In addition to verification of performance require- ments, the following characteristics shall be determined in the static firings or flight tests as applicable: - exhaust blast pattern - thrust alignment - propellant
31、fragment ejection - smoke - exhaust residue inspection - motor skin temperatures during-and after firings - thrust neutralizer firings - roll unbalance measurements - radar signal attenuation 6.3.2.4 Missile coordination. -Unless otherwise specified, five (5) inert motors shall be forwarded to the m
32、issile contractor for coordination purposes. The motors shall be empty or inert loaded. 6.3.2.5 Structural tests. -The structural integrity of rocket motors shall be verified by applicable load tests. 6.3.3 Hazard classification stage. -Hazcird classification shall be conducted by the contractor in
33、accordance with BuWeps inst 8020.3. 6.4 Definitions. 6.4,1 Design approval drawings. -The design approval drawings provide suf- ficient initial information to enable the design activities to proceed with the . design and development. The design approval drawings are superseded by produc- tion drawin
34、gs at the beginning of rocket motor production. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-23137B 13 = 9999906 0303B21 9 =-. MI L-R-231396 (WEP) 6.4.2 Model Specification. -Model Specification is a document produced by the rocket motor con
35、tractor and contains all the rocket motor requirements and the detailed qualification program to demonstrate that the rocket motor meets the requirement . 6.5 Shipping container design. -This specification does not include the design, development, test and documentation of contuiners and handling eq
36、uipment for service shipment and handling. It covers that packaging, packing and handling equipment required only for shipment and handling of the rocket motors used in the development and tests contained herein. 6.6 Facilities. -Many of the tests required to evaluate the rocket motor en- vironment,
37、 performance and hazard classification involve specialized facilities. The Government maintains facilities for these purposes and are available under contract. A list of facilities are available through the Bureau of Naval Weapons, Code RMMP-3. 17 . i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
