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本文(NAVY MIL-L-81795-1970 LAUNCHER ROCKET AIRBORNE LAU 61A A《LAU 61A A型空降火箭弹发射器》.pdf)为本站会员(eventdump275)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

NAVY MIL-L-81795-1970 LAUNCHER ROCKET AIRBORNE LAU 61A A《LAU 61A A型空降火箭弹发射器》.pdf

1、MIL-L-81775 LO 9777906 0357730 3 - MIL-L-81795 (AS) 30 September 1970 MILITARY SPECIFICATION LAUNCHER, ROCKET, AIRBORNE, LAU 61 AIA mis specification has been approved by the Naval Air Systems Command, Department of the Navy. 1. SCOPE 1.1 Scope - This specification covers a dual purpose, airborne, e

2、xternal store type, rocket launcher capable of shipping, storing and launching nineteen 2.75 inch Folding Fin Aircraft Rockets (FFAR). This launcher is used in two configurations as follows: (i) The center section of this pahge conforms to Drawing Number 30003-356AS224 for nineteen 2.75 inch FFAR an

3、d shall be identical with the center section of the Flight Configuration, (2) launcher utilizing the center section of the rocket Shipping Configuration, Drawing Number 30003-356AS223 plus two (2) fairings as epecified in paragraph 3.3.2. Shiupinn Conf iwration - Drawing Number 30003-356AS223. Fligh

4、t Conf inuration A reusable, streamlined, airborne 2. APPLICABLE DOCUMENTS 2.1 invitation for bids or request for proposal form a part of this specification to the extent specified herein. The following docurnents of this issue in effect on the date of SPECIFICATIONS MILITARY MIL-N-18307 - Nomenclat

5、ure and Nameplates for Aeronautical Electronic and Associated Equipment MIL-E-5400 - Electrical Requirements MIL-P-116 - Preservation, Methods of w TH is DO, M ENT CONTAI NSLRPAGEC FSC-lo55 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-83795

6、10 m 9999906 0359933 5 9- 181795 (AS) STANDARDS MILITARY MIL-STD-143 - Specifications and Standards, Order of procedure for the selection of MIL-STLI-109 - Inspection Tem and Definitions MIL-STD-810 - Environmental Test Methods MIL-STD-129 - Markiag for shipment and storage UIL-STD-889 - Metals, Dis

7、similar WE-STD-1322 - Palletizing Domestic Unit Loads of Weapon C amponents DRAWINGS NAVAL AIR SYSTEMS COMEIAND IL356AS228 Drawing Index List, Launcher, Rocket LAU 61 AIA PUBLICATIONS NAVAL AIR SYSTEMS COMMAND AS-1142 Intervalometers, Purchase Description WR-54 Naval Weapons Requirements Palletizing

8、 Fleet Issue Unit Loads WR-54/174 Naval Weapons Requirements, Palletizing Copies of Specifications, Standards, Drawings and Publications required by suppliers in connection with specific procurement functons should be obtained from the procuring activity or as directed by the contracting officer. 3.

9、 REQUIREMENTS 3.1 Samples 3.1.1 Preproduction Samples - Prior to beginning quantity production, preproduction samples shall be subjected to preproduction testing as spec- ified herein. 3.1.2 to a laboratory designated by a government agency for tests in accordance with the fequirements specified her

10、ein. Production Lot Samples - Production Lot Samples shall be submitted - .I +ae-+ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-1775 LO W 7777706 0357732 7 W MIL-L-81795 (AS) 3.2 Parts and Materials - Parts and Materials used in the manufact

11、ure of the rocket launcher package shall conform to the applicable specifications as set forth herein and as listed on the pertinent drawings. 3.2.1 corrosion, dissimilar metals shall not be used in intimate contact with each other. Dissimilar metals are defined in MIL-STD-889, Dissimilar Metals - U

12、nless suitably protected against electrolytic 3.2.2 rials and parts and Government Certification and approval of processes and equipment, which are not specifically designated herein, and which are necessary or the execution of this specification, shall be selected in accordance with Selection of Ma

13、terials - Specifications and Standards of ali mate- MIL-STD-143. 3.2.3 Standard Parts - Standard parts (MS, AN or JAN) shall be used wherever they are suitable for the purpose, and shall be identified on the drawing by their part number. Commercial utility parts such as screws, bolts, nuts, cotterpi

14、ns, etc., may be used provided they possess suitable properties and are replaceable by the standard parts (AN, MS, JAN) without alteration, and provided the corresponding standard part numbers are referenced in the parts list and, if practicable, on the contractors drawings. In the event there is no

15、 suitable corresponding standard parts in effect on date of invitation for bids, commercial parts may be used provided they have been certified, accom- panied by objective quality evidence (as defined under MIL-STD-109) that the parts are to all the requirements of this specification. 3.2.4 complete

16、ly interchangeable with each other with respect to installation and perfonaance. changeable as assemblies. Interchangeabilitv - All parts having the same part number shall be Parts joined together as by welding or riveting shall be inter- 3.3 Design and Construction 3.3.1 to drawings listed on IL356

17、AS228 No departure from, revision or change to the drawings specified herein shall be permitted without prior approval of the procuring agency. In the event changes are approved, the contractor shall furnish the procuring activity with reproducible drawings covering the change. Conformance to the dr

18、awings will not relieve the contractor of the requirements of paragraph 3.2.4. General - The design and construction of the launchers shall conform 3.3.2 Forward Fairing which shatters upon rocket impact. an open end and shall be capable of being used for several firings. 3.3.2.1 section without cru

19、shing under flight conditions of 600 knots IAS at 1000 feet altitude above sea level at 9.Ogs positive and 2.0gs negative loading. Forward Fairing shall also withstand a 435 pound side load and a 1390 pound axial load without crushing. effected by exposure to 100 percent relative humidity at 38 degr

20、ees C for 24 hour s. Forward and Aft Fairings - The launcher shall have a streamlined The Aft Fairing shall have Fairing Desipn - Fairings shall remain intact on the launcher center The Fairing frangibility shall not be adversely ripple approximately 60 millisecond intervals and shall conform to the

21、 require- ments of drawing number 30003 356AS172. Manufacturinp and Finishes - Manufacturing processes and finishes The responsibility for any malfunction or failure of - 3.3.5.2 Detents - Each launcher shall be checked to ensure that each detent projects into the tube 0.200 + 0.937 or -0.023 inch.

22、3.3.5.2.1 tube of the launcher. detents shall not be less than 290 pounds foward load and shall not be pull tested above 325 pounds foward load applied at B linear rate to peak in 10 to 45 seconds. 3.3.5.3 by 8 inch long gauge in the forward end of the tube and shall pass thru the tube freely to the

23、 detent assembly. Detent Pull Release - A detent pull test shall be performed on each The pull load required to release the rockets from their Tube Warpape - The tube shall accept a 2.800 +.O02 -.O00 inch diameter 3.3.6 on the Forward and Aft Bulkhead. in the electrical system to provide safety when

24、 loading or off-loading rockets. 3.3.7 Launcher Firing Circuit - The launcher shall function properly with 20-30 volts direct current supplied through a 5 ohm resistance provided in the aircraft rocket firing circuit. 3.3.7.1 and the suspension lug inserts and pin E of the receptacles shall not exce

25、ed 0.1 ohms. Radiation Hazard Protection - An R.F. Barrier Assembly shall be fixed A switch with pull pin shall be included Grounding - The resistance between negative firing contacts (detents) 3.3.7.2 circuit shall not exceed 0.1 ohms. Circuit Resistance - The resistance of any wire in the launcher

26、 firing 3.3.7.3 to the handling or environmental conditions specified in Section 4.5.4. nuity check shall be made with the safe-arm switch “on“ and “off“ to determine whether the switch is operating. Circuit Continuity - There shall be no loss of circuit continuity owing A conti- -4- r- Provided by

27、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. . . . . . .- . . _. _. . . . 3.3.7.4 in the “ripple“ and “single“ modes with an input voltage of 20 to 30 vo1ts.X through a 5 ohm 200 watt resistor, A Dummy Load consisting of a 1.0 ohm resist- ance for a 10 2 2.

28、0 ms duration shall be connected between each tube firing con- tact and ground. the tolerances specified by AS1142. 3.3.8.1 accordance with paragraph 4.5.3, 3.3.8.1.2 accordance with 4.5.3.1. Simulated Firing Test - The intervalometer shall be operated once each The firing and stepping times in each

29、 mode shall be within Rough Handling - The launcher package shall be prepared and tested in Pressure Retention - The launcher shall be prepared and tested in 3.4 carry and launch nineteen 2.75 inch Folding Fin Aircraft Rockets from high perform- ance aircraft under combat environmental conditions wi

30、thout failure. The launcher shall meet the environmental requirements of section 4 of this spec- ification and there shall be no failure to launch owing to malfunctioning of the launcher under any of the test conditions of section 4. be capable of being fired repeatedly ifit is not damaged by misuse

31、 or rough handling, 3.5 gualitv 3.5.1 insure proper operation and service life and shall be acceptable to the procuring activity. workmanship requirements of MIL-E-5400. Reliability and Performance - The launcher shall safely and reliably The launcher shall Workmanship - Workmanship shall be of suff

32、iciently high grade to All electrical components shall be installed in accordance with the 3.5.2 and servicing requirements shall be held to a minimum. Maintainability - The launcher shall be of a design that maintenance 3.5.3 Useful Life - The minimum useful service life of the launcher shall be de

33、termined by the firing of a single tube of a launcher and performing a Detent Pull Test, 4.5.5, after each firing. Twenty firings per tube shall be minimum. 3.6 Environmental Requirements - The Launcher shall be tested in accord- ance with paragraph 4.5.4 and shall meet the requirements of 3.3.7 aft

34、er or during, as applicable, exposure to the following environmental conditions: (MIL-STD-810). a) b) High Temperature (4.5.4.2) c) Low Temperature (4.5.4.3) d) Salt Spray (4.5.4.4) e) Waterproofness (4.5.4.5) f) Vibration (4.5.4.6) g) Shock Test (4.5.4.7) Static Loading - The launcher shall be test

35、ed in accordance with 4.5.6. Moisture Penetration Resistance Test (4.5.4.1) 3.7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-81795 LO W 7777706 0357735 2 W 3.8.1 accordance with 4.5.7. notmal manner. The launcher shall remain intact and sust

36、ain no damage except for darkening of exposed surfaces. 3.8.2 4.5.8. Ground Firing - The launcher shall be mounted, loaded and fired in All rockets must ignite and leave the launcher in a Flinht - A launcher shall be prepared and tested in accordance with 3.9 referenced in section 2, unless specifie

37、d in the contract or order (see para- graph 6.4). Design Data - No data is required by this specification other than . . reports accompanying samples submitted for testing or. by applicable documents _ . . . 4.0 Quality Assurance Provisions 4.1 contract or purchase order, the supplier is responsible

38、 for the performance of all inspection requirements as specified herein. specified in the contract or purchase order, the supplier may use his own or any other facilities suitable for the performance of the inspection require- ments specified herein, unless disapproved by the Government. The Governm

39、ent reserves the right to perform any of the inspections set forth in this document where such inspections are deemed necessary to assure that supplies and services conform to prescribed requirements. Responsibility for Inspection - Unless otherwise specified in the Except as otherwise 4.1.1 tests t

40、o determine compliance with all applicable requirements. Classification of Tests - Launchers shall be subjected to the following (1) Preproduction Tests (4.2) (2) Quality conformance inspection (4.3) 4.2 conducted by the contractor and the Government on the first ten launchers pro- vided by producti

41、on methods under contract. These preproduction samples shall have passed the individual test in 4.3.1, conducted by the contractor, prior to their delivery to a laboratory facility designated by the procuring activity. 4.2.1 4.5 arranged in the same order. Preproduction Tests - Preproduction Tests a

42、re those tests which are Scope of Test - The Preproduction Tests shall include all tests of 4.2.2 be by the procuring activity upon satisfactory completion of all tests. production equipment of lot samples shall be delivered prior to approval of the preproduction samples. approval of the production

43、samples is at the contractors own risk. 4.3 a lot basis. individual tests. Preproduction Approval - Approval of the preproduction samples shall No Prefabrication of production equipment prior to the Quality Conformance Inspection - Acceptance of equipment shall be on Each lot shall be composed of eq

44、uipment which has passed the Acceptance Tests shall consist of the following: (1) Individual Tests (4.3. I) (2) Sampling Tests (1.3.2) * . -6- I - E Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-81795 (AS) 4.3.1 responsibility of the contract

45、or, on each launcher submitted for acceptance under the contract. The contractor shall maintain test reports showing the quantitative results for individual tests. by an authorized representative of the contractor and-this data shall be made available to the procuring activity upon request. sist of

46、the following: Individual Tests - Individual tests shall be accomplished under the Such reports shall be signed Individual tests shall con- (1) Examination of Product (4.5.1) (2) Functional Tests (4.5.2) 4.3.2 Sampline; Tests - Sampling Tests shall be conducted at a Government designated laboratory

47、facility under the responsibility of the procuring activity. Sampling tests shall be conducted on samples selected from lots of equipment which have passed the individual tests. Samples ta be tested shall be selected at random by the Government Inspector in accordance with the following lot schedule

48、 and forwarded to the designated laboratory facility for testing. Sampling tests shall consist of all tests of 4.5. 4.3.2.1 shall comprise the lot sizes and the number of test samples to be inspected from each lot. Lot - For inspection and test purposes, the quantities listed below Quantity Offered

49、for Lot Acceptance Quantity To Be Tested 1-125 1 125-300 2 300-500 4 4.3.3 herein, another random sampling of the same size will be submitted. the second sampling shall cause the entire lot to be rejected. may be reworked and resubmitted for retest upon approval by the Naval Air Systems Command. 4.4 by this specification shall be made at normal room temperatures and barometric pressure, with a relative humidity of 80 percent or less. 4.4.1 supplied thro

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