1、MIL-R-85363 13 977770b 0364567 2- MIL-R-85363(AS) 9 February 1981 MILITARY SPECIFICATION ROCKET MOTOR MARK 23 MODS 2 and 3 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 De
2、fense. 1. SCOPE 1.1 Scope, This specification establishes the minimum requirements for the manufacture, test, and acceptance of Rocket Motor Mark 23 T%ds 2 and 3 (see 6,l). 2. APPLICABLE DOCUMENTS 2,l Issues of documents. The following documents of the issue in effect on the date of invitation for b
3、ids or request for proposal, form a part of this specification to the extent specified herein. SPEC I F I CAT I O NS Mi 1 i tary MIL-P-116 MIL-1-6868 r.11 L- I -85365 Preservation, Methods of Inspection Process, Magnetic Igniter Mk 296 Mods (Loaded Assembly) Parti cl e Beneficial comments (recommend
4、ations, 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, Engineering Specifications and Standards Department (ESSD) Code 93, Lakehurst, NJ 08733, by using the seif-addressed Standardi
5、zed Document hnprove- ment Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 1340 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-R-5363 13 7799706 0364568 4 STANDARDS , Mi 1 i tary MIL-STD-105 MIL-STD-1 29 MIL-STD
6、-248 MIL-STD-453 MIL-STD-81 O MIL-STD-i 595 Sampling Procedures and Tables for Marking for Shipment and Storage Qualification Tests for Welders Inspecti on, Radiographic Environmental Test Methods for Aerospace We1 der Performance Qual ifi - Inspection by Attributes (Other than Aircraft Weldments) A
7、erospace and Ground Equipment cation DRAW I NGS I Naval Air Systems Command (Code Ident 30003) DL 1255AS100 DL 1255AS114 DL 1255AS200 1255AS1 O2 Grain, Propel lant Rocket Motor Mark 23 Mod 2 (Loaded) Igniter Mark 296 Mod O Loaded Assembly Rocket Motor Mark 23 Mod 3 (Loaded) i PUBLICATIONS Naval Ordn
8、ance Systems Comnand (Code Ident 1 O001 ) OD 14483 Hydrostatic Proof Test Procedure, Nozzle and Body, Rocket Motor, Mark 23 Mods O The igniter assembly shall be removed from the rocket motor and replaced with the shipping plug during conditioning. The igniter assembly shall be subjected to the ident
9、ical temperature conditioning as the rocket motors. 4.7,l.l Preproduction temperature conditioning, Preproduction rocket motors to be subjected to static firing shall be conditioned at the temperatures specified in table III. 4.7.1.2 Production temperature Conditioning. Production rocket motors to b
10、e subjected to static firing shall be conditioned at the following temperatures: a. Sample 1: 0F k 5F b. Sample 2: 140F f 5F 4,7.2 Thermal shock, The rocket motors as specified in table III shall undergo thermal shock testing in accordance with MIL-STD-81 O, Method 503.1 with the following changes:
11、a, Conditioning temperatures shall be 0F (-18C) and i- 140F (+60C). b. Motors shall be maintained at the specified temperature for 4 hours. 4,7.3 Vibration, The rocket motors as specified in table IIIshall be vibrated in accordance with MIL-STD-810, Method 514,2, Equipment Class 4, Mounting-A, Figur
12、e 514.3, Curve C. 4.7.4 Rain, humidity, and salt fog. Temperature conditioned rocket motors, with the igniter assembly installed, shall be tested for resist- ance to rain, humidity, and salt- fog in accordance with MIL-STD-810, Methods 50601, 507.1, and 509.1, respectively, as specified in table II.
13、 4,7.5 Acceleration test, Temperature conditioned rocket motors shall be acceleration tested in accordance with MIL-STD-810, Method 513.2, Procedure I, with the following changes (See table III): a. Aft longitudinal acceleration: 30 gs b. Lateral acceleration: 12 gs 10 Provided by IHSNot for ResaleN
14、o reproduction or networking permitted without license from IHS-,-,-_- MIL-R-85363 13 W 777770b 03611577 5 - MIL-R-85363 (AS) c. No forward longitudinal acceleration d. Igniter Mk 296 shall not be installed during testing. 4.8 . Ballistic tests. 4.8,l Ball istic requirements, Rocket motors shall mee
15、t the ballistic requirements as specified in table I when static fired in accordance with 4.8.2 4.8.2 Static firing, 4.8.2.1 Test equipment required. A suitable dual channel test standi riequipped with a recording oscil lograph, and instrumentation for measuring Fthrust and time, shall be used for f
16、iring the rocket motors. to static fwned in accordance with 4.7.1, 4.8.2.2 Temperature conditioning. All rocket motors to be subjected 4.8.2.3 Oscillograph record, . An oscillograph record of the thrust developed by the rocket motor unit shall be obtained during the firing test. 4.8.2.4 Firing, The
17、rocket motor shall be mounted on the test stand ,specified in 4.8.2.1 and fired not later than 30 minutes after removal from the temperature conditioning box. Units shall be fired by energizing the igniter circuit with 28 volts direct current at 13 f 2 amperes. 4.9 Ballistic performance, Acceptable
18、ballistic performance shall be determined by comparison of ballistic requirements of table I with the values of the test data obtained from the rocket motor static test firing. The data may be taken from the actual oscillograph record or by digital data processing techniques, provided that such tech
19、- niques have prjor approval of procuring activity. (See 6.5) 5. PACKAGING 5,l Preservation and packaging. 5.1.1 Level A. In addition to the following, Level A Packaging shall be in accordance with the Gode of Federal Regulations 49 CFR 171 -1 90. 5.1.2 Unit acka in Rocket motors shall be unit packa
20、ged for shipment _q_gg. in a nonpropu sive state in accordance with MIL-P-116, Method III. 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85363 13 W 9939906 0364578 7 W 5.2 Packing. 5.2.1 Level A. Rocket motors packaged as specified in 5.1
21、shall be packed in accordance with the drawings listed on DL 1255AS100 or DL 1255AS200. 5.3 Marking. In addition to any special marking required by the contract or order (See 6.2), unit packages and shipping containers shall be marked in accordance with MIL-STD-129, Al 1 information appearing on the
22、 rocket motor shall be stenciled or otherwise marked on the exterior of the rocket motor package. 6. ,NOTES 6.1 Intended use. The Rocket Motor is designed for use primarily as a high thrust, short duration power plant to impart initial acceler- ation to various types of drones and test sleds. 6,2 Or
23、dering data. 6.2.1 Procurement requirements. Procurement documents chou the fol lowing: d spec fY a. Title, number, and date of this specification b. Mark and Mod designation of rocket motor co If first article is required, and, if so, location of faci 1 i ty designated to evaluate the samples d. e.
24、 Lot size f, That the safety precaution requirements of the “Contractors Safety Manual for Ammuni tion, Explosives, and Related Dangerous Material ,I DOD 4145.26MY are applicable, NOTE: When this specifi- cation is used as part of the description of work to be accomplished by a Government activity,
25、the safety precaution requirements of “Ammuni tion and Explosives Ashore,“ OP 5, are applicable. Disposition of completed data card and first article inspection and test report go Marking if other than as specified (See 5.3) 12 -1 i Provided by IHSNot for ResaleNo reproduction or networking permitte
26、d without license from IHS-,-,-MIL-R-5363 13 7777906 0364577 7 W MIL-R-85363( AS) . 6.2.2 Contract data requirements, When this specification is used in a procurement which incorporates a DD Form 1423 and invokes the provisions of 7-104,9(n) of the Defense Acquisition Regulations, the data requireme
27、nts identified below will be developed as specified by an approved Data Item Description (DID) (DD Form 1664) and delivered in accordance with the approved Contract Data Requirements List (DD Form 1423) incorporated into the contract, When the provisions of DAR-7-104.9(n) are not invoked, the data s
28、pecified below will be delivered by the contractor in accordance with the contract require- ments. Deliverable data required by this specification is cited in the fol lowing paragraph: PARAGRAPH DATA REQUIREMENTS APPLICABLE DID 4.5.2.2 Test chamber drawing DI? E 5325 (Copies of .data item descriptio
29、n (DID) required by the contractor in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer). 6.3 Definitions. 6.3.1 Thrust-time curve for rocket motor, Mark 23 Mods 2 and 3, (See figure 2.) 6.3.1.1 Thrust duration, Th
30、rust duration shall be measured on the time axis from the point at which the tangent to the initial rise of the curve crosses the zero thrust fine to the point at which the tangent to the final decline of the curve crosses the zero thrust line, 6.3.1.2 Total impulse, The area under the thrust-line c
31、urve within the limits speclfied in 6.3.1.1 shall be taken as the total impulse. 6.3.1.3 Avera e thrust. The ratio of the total impulse to the thrust duration + sha 1 be taken as the average thrust, 6,3,1,4 Ignition interval. The elapsed time from the closing of the firing circuit to the point where
32、 the tangent to the initial rise of the thrust curve intersects the zero thrust line shall be taken as the ignition interval. 13 -7 i- *. Q) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-85363 13 0b 03blt580 5 W MIL-R-85363( AS) FIGURE 2. Sam
33、ple thrust-time curve rocket motor, Mark 23 Mods. 6.4 First article. When a first article is required, it shall be tested and approved under the appropriate provisions of 7-104.55 of the Defense Acquisition Regulation. The first article should consist of 10 unit(s). The contracting officer should in
34、clude specific instruc- tions in al 1 procurement instruments , regarding arrangements for examinations, test and approval of the first article. data processing techniques he should include a description of these techniques in his technical proposal a 6.5 Data techniques, If contractor intends to use optional digital Preparing activity: (Project 1340-N593) Navy - AS *US. GOVERNMENT PRINTING OFFICE: lD81-703-023/1075 1 c g . i 14 /- 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
