1、,- -$a 4 a . Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Us Army Tank-Automotive Command, ATTN: AMSTA-GDS, Warren, MI 48397-5000, by using the self-addressed Standardization Document Improve
2、ment Proposal (DD Form 1426) or by letter. appearing at the end of this document, T p_ MIL-T-L579H 23 9799906 OL9070 5 c- 23 -30 MIL-T- 10579H 17 February 1988 SUPERSEDING MIL-T- 105796 20 April 1981 MILITARY SPECIFICATION TRAILERS, CARGO: 2 WHEEL, i/4 TON TO i-i/2 TON This specification is approved
3、 for use within the US Army Tank-Automotive Command, Department of the Army, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification overs 2 wheeled trailers of various capacities, 1/4 ton to 1-1/2 ton inclusive, for tactical oper
4、ations. All models are capable of fording operations, and some are also capable of floating for amphibious operations. 1.2 Classification. Trailers shall be classified by model, as follows (see 6.2): Model Description M101A2 M 105A2 H33 2 M416 M4 16A1 M416B1 M7 16. M762 - Trailer, Cargo, 3/4 Ton, 2
5、Wheel. - Trailer,-Cargo, 1-1/2 Ton, 2 Wheel. - Trailer, Ammunition, 1-1/2 Ton, 2 Wheel, - Trailer, Cargo, 1/4 Ton, 2 Wheel. - Trailer, Cargo, 1/4 Ton, 2 Wheel. - Trailer, Cargo, 1/4 Ton, 2 Wheel. - Trailer, Maintenance, Telephone Cable - Trailer, Flatbed, 3/4 Ton, 2 Wheel. with Equipment (W/E). Spli
6、cer, 1/4 Ton, 2 Wheel. THIS DOCUMENT CONTAINS 22 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-10579H 2. APPLICABLE DOCUMENTS 2 . 1 Government documents. 2.1.1 Specifications and standards. The following specifications and standards fo
7、rm a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation. SPECIFICATIONS F
8、EDERAL vv -L-8 o o MILITARY MIL-P-5 14 MIL-L- 3 1 50 MIL-H-5606 MIL-G-10924 MIL-G-23827 MIL-R-46 164 MIL-C-46168 MIL-B-46 1 7 6 MIL-V-62038 STANDARDS FEDERAL FED- STD-59 5 MILITARY MIL- STD- 10 5 MIL-STD-193 MIL- CTD-6 42 - Lubricating Oil, General Purpose, Preservative (Water Displacing, Low Temper
9、ature) . - Plates, Identification, Instruction and - Lubricating Oil, Preservative, Medium. - Hydraulic Fluid, Petroleum Base; Aircraft, - Grease, Automotive and Artillery. - Grease, Aircraft and Instrument, Gear and Actuator Screw. - Rustproofing for Military Vehicles and Trailers. - Coating, Aliph
10、atic Polyurethane, Chemical Agent Resistant. - Brake Fluid, Silicone, Automotive, All Weather, Operational and Preservative. - Vehicles, Wheeled: Preparation for Shipment and Storage of. Marking, Blank. Missile and Ordnance. - Colors. - Sampling Procedures and Tables for - Painting Procedures and Ma
11、rking for Inspection by Attributes. Vehicles, Construction Equipment and Material Handling Equipment. - Identification Marking of Combat and Tactical Transport Vehicles. I 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-30577H 23 M 7777706 03
12、87072 7 M MIL-T-10579H MIL- STD-882 - System Safety Program Requirements. MIL-STD- 11 79 - Lamps, Reflectors and Associated Signaling MIL- STD-456 6 2 Equipment for Military Vehicles. - Calibration Systems Requirements. 2.1.2 Other Government documents and drawings. The following other Government do
13、cuments and drawings form a part of this specification to the extent specified herein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. DRAWINGS ARMY 8358932 8358993 8736302 8736623 8736716 ,8736755 8736995 8750053 - Trailer, Ammunition; 1-1/2 Ton, 2 W
14、heel, - Trailer, Cargo; 1-1/2 Ton, 2 Wheel, M105A2. - Trailer, Cargo; 1/4 Ton, 2 Wheel, M416. - Trailer, Cargo; 1/4 Ton, 2 Wheel,. M416B1. - Trailer, Maintenance; Telephone Cable - Trailer, Flatbed; 3/4 Ton, 2 Wheel, M762. - Trailer, Cargo; 1/4 Ton, 2 Wheel, M416A1. - Trailer, Cargo; 3/4 Ton, 2 Whee
15、l, M101A2. M332, W/E. Splicer, 1/4 Ton, 2 Wheel, M716. (Copies of specifications, standards, drawings and other Government documents required by the contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activi
16、ty.) 2.2 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, ho
17、wever, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3 . REQUIREMENTS 3.1 First article. Unless otherwise specified, the contractor shall furnish sample trailers for first article inspection and approval (see 4.3 and 6.2). First article samples shall
18、be inspected by the contractor under the surveillance of the Government to determine conformance to quality assurance provisions of this specification. First article samples shall be fully representative of trailers to be supplied from production tooling and facilities. Any change or deviation of pr
19、oduction units from first article sample shall be subject to the approval of the Government. 3.1.1 Reliability. Trailers with rated payload, except as specified in table I, shall possess not less than 60 percent (X) probability of completing not less than 6000 miles of operation without failure of c
20、omponents, 3 . _- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T- 10 57 9H assemblies or subassemblies; .i.e, suspension, including springs, axles and wheels; brake systems; landing device; leveling jacks, when specified; lunette; and frame (s
21、ee 4.3.2.1). TABLE I. Sequence o$ 6000 mile test (Government proving ground). Course Gravel roads L/ Belgian block road l-/ Hard-surfaced roads L/ Grave1,and dirt roads - 21 Level cross-country Hilly crocs-country Belgian block roads L/ Gravel roads l-/ Belgian block road - i/ roads 2/ roads 21 - i/
22、 Without payload - 21 With payload . - Mileage and speeds 50 miles at varying speeds up to maximum 30 miles at speeds applicable to trailer 2320 miles at varying speeds up to maximum 1500 miles at varying speeds up to maximum 1380 miles at varying speeds up to maximum characteristics 600 miles at va
23、rying speeds up to maximum 40 miles at speeds applicable to trailer characteristics 50 miles at varying speeds up to maximum 30 miles at speeds applicable to trailer characteristics 3.1.1.1 Operational profile. Test mileage shall be apportioned as follows : a. Hard-surfaced roads 40% b. Gravel and d
24、irt roads 25% cb Level cross-country 23% d. Hilly cross-country 10% e. Belgian block 2% 3.1.1.2 Failure. A failure is any malfunction of an end item requiring overhaul, replacement, rebuild, salvage or other corrective action as prescribed by the maintenance manual, which cannot be deferred for the
25、remainder of 6000 miles. 3.1.1.3 Corrective action. Corrective action is not deferrable if malfunction causes, or would cause if not corrected: a. Inability to commence operation or cessation of operation. b. inability to conform to the requirements of the specification. C. Critical or catastrophic
26、hazard as defined in MIL-STD-882. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-8 b c MIL-T-10579H 3.1.1.4 Malfunction. Any malfunction which the operator or crew can remedy will not be considered a failure provided that repair is authorized, or
27、prescribed, as an operator function, and can be accomplished within 15 minutes using only controls, tools, or spare parts incorporated in, or carried with, the end item, or its prime mover. 3.1.2 Maintainability. Total scheduled maintenance excluding driver/crew checks and services shall be between
28、4.0 and 6.0 manhours, and total unscheduled maintenance shall be between O and 10.0 manhours, during the first 6000 miles of operation in accordance with the operational profile (see 3.1.1.1). This equates to sMaintenance Ratio (MR) of 0.013 to 0.053 at 20 mph, and an MR of 0.02 to 0.08 at 30 mph. S
29、cheduled maintenance intervals shall be 3 months, or 3000 miles of operation, whichever comes first, for first article and initial production tests only (see 4.3.2.2). to repair (to include diagnosis, repair and verification) using personnel normally employed at: Maximum time a. Organizational maint
30、enance level shall not exceed 2 manhours b. Direct support maintenance level shall not exceed 4 manhours 95% of the time. 95% of the time. 3.2 Materials. Materials shall be as specified herein and in referenced specifications, standards, and drawings (see 4.8.1 and 6.5). 3.2.1 Recycled, virgin and r
31、eclaimed materials. There are no requirements for the exclusive use of virgin materials; The use of recycled or reclaimed (recovered) materials is acceptable provided that all other requirements of this specification are met (see 6.5.1). 3.3 Design and construction. Completed vehicles shall conform
32、to this specification and the Army technical data package of the applicable drawing listed under Army drawings in 2.1.2and table III. constructed in accordance with drawings and specifications applicable to the specific trailer on contract (see 4.8.1 and 4.8.2). The trailer shall be 3.3.1 Qualified
33、products list (QPL). The contractor shall be responsible for using parts and assemblies necessary in vehicle construction that are listed as qualified products on the QPL and those approved for inclusion on the QPL. shall specifically list all QPL items by part or drawing number(s), name of supplier
34、(s), and number and date of the QPL. When assemblies and parts are approved as qualified products, but not yet listed on the QPL, the contractor shall list the products by number and date of the approved document with the name of supplier(s) (see 4.1.4 and 4.8.1). The contractors manufacturing inspe
35、ction records 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-10579H 3.3.2 Electrical. . 3.3.2.1 Electrical circuits. Electrical circuits shall maintain continuity from end to end, without evidence of internal or external shorts, during all t
36、railer operating conditions (see 4.8.2). 3.3.2.2 Lights. All lights specified on applicable drawings shall operate throughout all trailer operating conditions, and shall meet the requirements of MIL-STD-1179 (see 4.8,2) . 3.3.3 Controls. All- electrical, mechanical, and hydraulic controls shall oper
37、ate without malfunction, throughout all ranges of operation, under ? all trailer operating conditions (see 4.8.2). 3.3.4 Adjustment mechanisms. All adjustment mechanisms shall function # properly, and maintain adjustment settings during all chassis operating conditions (see 4.8.2). 3.3.5 Welding. We
38、lding shall meet the quality requirements ,specified on the applicable drawing, or QAR (see 4.8.1 and 4.8.2). 3.3.5.1 Welding repairs. Welding repairs of any kind shall be made only when, and to the extent, specifically authorized by the procuring activity (see 4.8.1 and 6.2). 3.3.6 Seals. When the
39、trailer is fording or operating in mud, sand or snow the bearing seals shall prevent entrance of foreign matter into the bearings which are exposed to contamination during these operations. All bearing seals shall restrict the leaking of lubricants from bearings (see 4.8.2). 3.4 Performance. The tra
40、iler shall meet performance requirements of 3.4.1 through 3.4.9.1 of this specification when equipped as specified herein, as depicted on the drawings, serviced with standard products in table II, and loaded and coupled to the tactical prime mover specified in table III. The trailer, serviced and eq
41、uipped for existing climatic conditions, shall operate as specified without special equipment (see 4.8.3). 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-10579H les per h Gravel TABLE II. Service product specifications. ir (mph) Cross- - Pro
42、duct use Fluid : For hydraulic brakes For shock absorbers Grease : For sealed bearings For general chassis lubrication, including wheel bearings Oil : For general purpose lubrication Ambient air temper a tur minus 10 to plus 132 degrees Fahrenheit (OF) MIL-B-46176 MIL-H-5606 MIL-G-23827 MIL-G-10924
43、MIL-L-3150 TABLE III. Loads and speeds. Irailer M101A2 (8750053 M105A2 (8358993 M332 (8358932 M416 (8736302 M416A1 (8736995 Preferred primer mover truck capacity) 1-1/4 Ton 2-1/2 Ton 1-1/2 Ton 1/4 Ton 1/4 Ton Payload, L/ pounds (lbs), rated 1500 3000 3000 500 500 7 Speed, i Highway 50 50 50 50 50 op
44、erating range minus 65 to OF MIL-B-46176 MIL-H-5606 MIL-G-23827 MIL-G-10924 VV-L-800 roads 35 35 35 35 35 country 15 15 15 15 15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-30579H 23 m 797990b 0389077 fi m . Speed, MIL-T- 105 7 9H iles per
45、1 ur (mph) TABLE III. -Loads and speeds - Continued. railer M416B1 (8736623) M7 16 (8736716) M762 (8736755) I Preferred primer mover (truck capacity) 1/4 Ton 1/4 Ton . 1/4 6r 2-llL Ton Payload, pounds (lbs) , rated . 500- 500 2/ -. 1500 be conducted w: Highway 50 . 50 50 Gravel roads 35 35 35 Cross-
46、 country 15 15 15 :h mission payload; however, if i - i/ Refiability test sha! - 2/ such payload .is not available, loads cited herein- shall be applied. 500 lbs is the payload for the M716; however, splicingequipment- chests in excess of 230 lbs total shall not be loaded. 3.4.1 Grade and slope oper
47、ation. The -trailer shall be towed without slipping or upsetting when asceding or descending grades of not more than 40%, and when crossing side slopes of not more than 20% (see 4.8.3.1). 3.4.2 Braking. . 3.4.2.1 Service brakes. All trailers except the. M416, M416B1, M716 and M762 shall be equipped
48、with service brakes (see 6.2). brakes of the trailer and towing vehicle shall, under all conditions of loading, bring the combination to a positive stop within a distance of 30 feet from a speed of 20 mph on a dry, smooth and level road, free of any loose material (see 4.8,3.2 and 4.8.2). The combin
49、ed service 3.4.2.2- Automatic brake actuator. The actuator shall automatically apply the trailer service brakes upon breakaway from the towing vehicle. actuator shall maintain the application of brakes, holding the trailer stationary under all loads specified herein, for not less than 15 minutes * (see 4.8.2 and 4.8.3.3). The 3.4.2.3 Parking brake. A manually operated parking brake shall hold the trailer with cross-country
