1、MIL-L-27q00B 10 7777706 0305LB5 1 / s-35-05 MIL-L-29 40 OB (MC) 26 July 1984 SUPERSEDING MIL-L- 2 9 40 OA (MC) 18 November 19 8 3 MILITARY SPECIFICATION LAUNCHER, MINE CLEARANCE: MARK 155 This specification is approved for use by U.S. Marine Corps, Department of the Navy, and is available for use by
2、 all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specification establishes the requirements for manufac- ture and Government acceptance of the Mark 155 Mine Clearance Launcher. 2. APPLICABLE DOCUMENTS 2.1 Government documents 2.1.1 Specifications, standards, and handbook
3、s. Unless otherwise specified, the following specifications, standards, and handbooks of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DODISS) specified in the solicitation form a part of this specification to the extent specified herein. SPECIFIC
4、ATIONS MIL I TARY MIL-T-704 - Treatment and Pa-inting of Materiel MIL-1-6866 - Inspection, Penetrant Method of MIL-1-6868 - Inspection Process, Magnetic Particle Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should b
5、e addressed to the Commandant of the Marine Corps (LMA-I), Headquarters, U.S. Marine Corps, Washington, D.C. 20380, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 1055 PAGES THIS DOCUMENT CONTAINS .- Pr
6、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-29400B 10 m 9999906 0305LBb 3 m, MIL-L-29400B (MC) STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspec- MIL-STD-129 tion by Attributes - Marking for Shipment and Storage MIL-S
7、TD-130 - Identification Marking of U.S. Military Property MIL-STD-454 - Standard General Requirements for Electronic Equipment MIL-STD-781 - Reliability Tests Exponential Distribution MIL-STD-794 - Parts and Equipment, Procedures for Packaging and Packing of MIL-STD-810 - Environmental Test Methods
8、2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publica- tions form a part of this specification to the extent specified herein DRAWINGS U.S. MARINE CORPS 82A5052A0000 - Launcher Assembly for M58 Linear Demolition Charge, Trailer
9、Mounted (Copies of specifications, standards, drawings, and publications required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) 2.2 Other publications. The following document(c) form a p
10、art of this specification to the extent specified herein. The issues of the documents which are indicated as DoD adopted shall be the issue listed in the current DODISS and the supplement thereto, if applicable. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license f
11、rom IHS-,-,-MIL-L-2900B 30 9999906 0305387 5 MIL-L- 2 9 4 O OB (MC) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM-D-3951 - Corrimercial Packaging, Practice For (Application for copies of ASTM Publications should be addressed to the American Society for Testing and Materials, Race Street, Ph
12、iladelphia, PA 19103). In the event of a conflict between the text,of this specification and the references cited herein, the text of this specification shall take precedence. 1916 2.3 Order of precedence. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2), sample units shall be subjected t
13、o first article inspection (see 4.4 and 6.3). The first article shall be manufactured using the same methods, pro- cedures, and tooling proposed for production. Approval of first article by the procuring activity shall not relieve the contractor of the obligation to supply equipment conforming to th
14、is specifica- tion. Changes or deviations in. production units from the approved first article baseline shall require written authorization by the procuring activity. 3.2 Materials. Materials used in fabrication of the launcher shall be as specified on Data List (DL) 82A5052A0000. Materials shall be
15、 free of defects and imperfections that might affect the serviceability and appearance of the finished product. material shall not be utilized prior to written authorization by the procuring activity (see 4.6.1). assembled, and adjusted in accordance with DL 82A5052A0000 (see 4.6.2). welded in accor
16、dance with DL 82A5052A0000 (see 4.6.15). Substitute 3.3 Desiqn and construction. The launcher shall be fabricated, 3.3.1 Welding. The launcher and its components shall be 3.3.2 Launch rail/rocket interface. The rocket rail shall interface with the MK 22 MOD 3 rocket without any physical inter- feren
17、ce during loading or firing (see 4.6.8). 3.4 Maintainability. The maximum time-to repair shall be no greater than 0.5 hours at the organizational level and 2.0 hours at the direct or general support level, which is defined as the 90th percentile of the repair times at the appropriate maintenance lev
18、els (see 4.6.17). 3.5 Performance characteristics. The launcher shall meet or exceed the following performance requirements. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-L-27400B LO = 7797706 0305188 7 MIL-L-2 94 OOB (MC) 3.5.1 Operational p
19、rofile. The launcher shall be capable of a 10-mile cross-country mission with one rocket launch and one line charge detonation at the conclusion of the 10-mile trip. The 10 miles shall be apportioned as follows: (mph) maximum (a) 70 percent gravel and dirt roads - at 35 miles per hour (b) .20 percen
20、t level cross-country - at 15 mph maximum. (c) 10 percent hilly cross-country - at 10 mph maximum. The reliability of the launcher for the mission described shall be at least 0.94 (94 per cent) (see 4.6.16). 3.5.2 Launch rail positioninq. The launch rail shall be capa- ble of attaining the following
21、 positions: 75O + 5O. (a) Container loading - 47O + 2O. (b) Launching - (c) Stowed - Oo to 5O (no pressure in hydraulic - - cylinder ). All angular measurements of the launch rail shall be with respect to the horizontal axis of the main launch support (see 4.6.7 and 4.6.10). 3.5.3 Launch rail raisin
22、g (hand pump). The launch rail shall be capable of being vertically positioned by use of the hydraulic hand pump anywhere between the stowed position and the container loading position, as specified in 3.5.2, without binding or distortion (see 4.6.7) . 3.5.4 Launch rail raisinq (accumulator). With t
23、he accumulator pressurized to 2900 pounds per square inch gage (psig) maximum and when remotely actuated by pulling the lanyard attached to the hydraulic valve handle, the launch rail (loaded with the Govern- ment-loaned inert rocket) shall raise to the launch position specified in 3.5.2 within 4 se
24、conds. The loaded launch rail shall operate smoothly without binding or distortion (see 4.6.10). 3.5.5 Hydraulic fluid loss. In the static condition, the hy- draulic system, pump seals, valves, fittings, hoses, etc., shall show no evidence of fluid beyond the seal points other than seal weep or seep
25、. Seal weep or seep is the evidence of fluid beyond the seal which does not result in the formation of a droplet. During the operational mode (pressurizing accumulator, raising 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-27400B LO 7777906
26、 0305387 7 MIL-L- 2 9 4 O OB (MC) and lowering launch rail), 1 drop per operation shall not be exceeded at operational devices such as valves, cylinder and pump. Hydraulic lines, hoses, and fittings shall show no evidence of leakage other than seal weep or seep as defined for the static system (see
27、4.6.11). 3.5.6 Eydraulic valve. The hydraulic valve shall perform the following functions: (a) Manual raise/lower - With the hydraulic valve positioned to connect the hand pump to the cylinder, the launch rail shall be capable of being raised and lowered, as specified in 3.5.3, when actuated by the
28、hand pump and the integral release valve respectively (see 4.6.7) . (b) Pressurize accumulator - With the hydraulic valve posi- tioned to connect the hand pump to the accumulator, the accumula- tor shall be capable of being pressurized by actuation of the hand pump. The hydraulic valve shall entrap
29、hydraulic fluid in the accumulator at 3000 + 100 psig for a minimum of 2 hours without a loss of more than 25psig (see 4.6.9). (c) Remote raise - with the hydraulic vaive positioned to connect the accumulator to the cylinder, the launch rail shall be capable of being raised by pulling the lanyard wh
30、ich rotates the hydraulic valve from pressurize accumulator position to remote raise and allows the accumulator to discharge into the cylinder (see 4.6.10), 3.5.7 Ball-lock safety pin. The ball-lock safety pins shall be capable of being inserted and removed in the launch support “LOCK“ position hole
31、s to prevent movement of the launch rail up or down, The ball-lock safety pins shall also be capable of being inserted in the “RAISE“ position holes to limit upward travel of the launch rail to the launch position specified in 3.5.2 (see 4.6.12). 3.5.8 Safety switch. The safety swtch shall complete
32、the firing circuit to the MK 22 MOD 3 rocket when the launch rail is at an elevation of 40 + 2O. The firing circuit shall remain completed for elevations above 38O (see 4.6.13). 3.5.9 Rocket restraint device. The rocket restraint device shall release the MK 22 MOD 3 rocket when the launch rail is at
33、 an elevation of 35O + 2. The restraint device shall remain released for elevations above 33 (see 4.6.14). 3.5.10 Environmental requirements. The launcher shall with- stand the following operating and storage environmental conditions (See 4.6.18). 5 Provided by IHSNot for ResaleNo reproduction or ne
34、tworking permitted without license from IHS-,-,-MIL-L-29400B LO 7799906 0305370 5 MIL-L-29 40 OB (MC) 3.5.10.1 Operating. The launcher shall perform a11 of the requirements specified in 3.5.2 through 3.5.9 while exposed to the following environmental conditions: (a) Temperature: -25F (-32OC) to + 12
35、5F (52OC) in accord- ance with MIL-STD-810, Method 501.1, Procedure II and Method 502.1, Procedure I. (br Vibration: Level and duration as specified in MIL-STD- 810, Method 514.2, Procedure XIII, Part 2. (c) Shock: Level and duration as specified in MIL-STD-810, Method 516.2, Procedure I, shock para
36、meters A and C of Figure 516.2-2. (d) Dust: Level and duration as specified in MIL-STD-810, Method 510.1, Procedure I. (e) Salt Fog: Level and duration as specified MIL-STD-810, Method 509.1, Procedure I. (f) Rain: Level and duration as specified in MIL-STD-810, (9) Freezing rain: Top 2nd sides of l
37、auncher with accumula- (h) Solar radiation: Level and duration as specified ir! Method 506.1, Procedure II. tion of 0.25 - + 0.06 inch of ice at 2OoF (-7OC). MIL-STD-810, Method 505.1, Procedure I. 3.5.10.2 Storaqe. The launcher shall perform all of the requirements specified in 3.5.2 through 3.5.9
38、following exposure to the following environmental conditions: ance with MIL-STD-810, Method 501.1, Procedure I and Method 502.1, Procedure I. (a) Temperature: -65OF (-54OC) to +140F (6OOC) in accord- (b) Vibration: Level and duration as specified in 3.5.10.1 above. (c) Shock: Level and duration as s
39、pecified in 3.5.10.l.c, above . b 3.6 Painting. The launcher and its components shall be painted in accordance with DL 82A5052A0000 and MIL-T-704, type F or type G, as applicable. The paint shall be applied in accordance with MIL-T-704. The paint thickness shall be in accordance with MIL-T- 704. Sur
40、faces after painting shall meet the requirements of MIL-T-704 (see 4.6.3). 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-294008 10 W 797990b 0305191 7 a MIL-L- 2 9 4 O OB (MC ) 3.7 Marking/serialization. 3.7.1 Launcher. The launcher shall b
41、e marked and serialized as specified on DL 82A5052A0000 (see 4.6.4). 3.7.2 Parts and components. Parts and components shall be marked in accordance with MIL-STD-130 (see 4.6.4). 3.7.3 Identification plates. The launcher identification plates shall be in accordance with DL 82A5052A0000 (see 4.6.5 3.8
42、 Government-furnished property. When specified (see 6.2), the following property shall be furnished by the Government. Item No. I tem 1 Blasting Machine, M34 NSN 1375-00-567-0223 2 Blasting Cap Tester, M51 NSN 4925-00-999-3454 3 Trailer Chasis, M353, MS53031-1 NSN 2330-00-542-2831 Quantity 1 1 1 3.9
43、 Government-loaned property. The following property shall be loaned by the Government for first article conformance tests: Item No. Item Quantity 1 1 Linear Demolition Charge, INERT, M68A2 2 Rocket, MK 22 MOD 3 (certified inert by the Government and ballasted to identical weight of a live rocket) 1
44、3.10 Workmanship. Workmanship shall be in accordance with MIL-STD-454, requirement 9 (see 4.6.6). - 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract of purchase order, the contractor is responsible for the performance of all inspection req
45、uirements as specified herein. Except as otherwise specified in the contract or pur- chase order, the contractor may use his own or any other facili- ties suitable for the performance of the inspection requirements 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without licens
46、e from IHS-,-,- MIL-L-29400B LO W 9779706 0305392 7 MIL-L-2940 OB (MC) 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 inspections are deemed necessary to assure supplies and service
47、s conform to prescribed requirements. 4.2 Classification of inspections. The inspection requiremen-s specified herein are classified as follows: (a) First article inspection (see 4.4). (b) Quality performance inspection (see 4.5) 4.3 Inspection conditions. All inspections shall be performed in accor
48、dance with the requirements specified in 3.5.10.1. 4.4 First article inspection. First article inspection shall be performed following the award of contract and prior to produc- tion, at a location acceptable to the Government. Inspection shall be performed on the sample units which have been produc
49、ed in accord- ance with 3.1. Failure of the first articles to comply with 4.4.1 due to manufacturing defects or procedures shall be cause for re- fusal of acceptance by the Government, until measures satisfactory to the Government have been taken and a successful retest has been performed. 4.4.1 First article examinations and tests. All first article units shall be subjected to the examinations and tests sp
