1、 distribution is unlimited. I - _I- - I THIS DOCUMENT CONTAINS .-% Mount, Howitzer. - Tank, Combat, Full-Tracked, 105 MM Gun: M60, MhOA1, MhOAI (Rise), and M6OA3; Processing for Shipment and Storage of. - Hydraulic Fluid, Rust Inhibited, Fire- Resistant Synthetic Hydrocarbon Rase. - Enamel, Alkyd, C
2、amouflage. (FIigh Output Diesel). - Colors. - Identification Marking of U.C. Military - Painting Procedures and Marking for Property. Vehicles, Construction Eqiiipment and Material Handling Equipment. Requirements for the Control of El. e c t r omaznet i c In t e r fer e nce . Characteristics, Measu
3、rement of. Guidelines. - El.ectromagnetic Emission and Susceptibility - E1ectromagnetj.c Interference - Environmental Test Methods and Engineering - Noise Limits for Army Materiel. - Calibration Systems Requirements. 2.1.2 Other Government d.ocumants, drawings, and publi.cations. The following other
4、 Government documents, drawings, and publications 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. - OTHER PURLICATIONS 2-2-6 14 - USA TECOM Haterial Test Procedure. U) 2 Provided by IHS
5、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45379D 23 M 9999906 0197105 5 W DRAWINGS ARMY 8750019 - Tank Combat, Full-Tracked 105 MM Gun, MSOA3 with Tank Thermal Sight. (Copies of specifications, standards, handhooks, drawings, publications, and other Gov
6、ernment documents required by the contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) 2.2 Order of precedence. In the event of a conflict between the text of this specification and the references
7、cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this Specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3. WOUIREMEMT
8、S 3.1 First article. 3.1.1 Preproduction model. When specified (see 6*2), a preproduction model(s) of the complete vehicle to be furnished under this specification shall be produced prior to the manufacture or fabrication of vehicles in quantity. for inspections to determine conformance to the requi
9、rements of this specification. Vehicle(s) submitted by the contractor shall be fully representative of vehicles proposed to be supplied by the vehicle manufacturer from production facilities and tooling under the supply contract. The vehicle(s) when completed shall be submitted to the Government 3.1
10、.3 Initial production vehicle. An initie1 prodriction vehicle, which shall be fully representative of vehicles proposed to be furnished under the contract, shall be submitted to the Government for inspection to determine conformance to the requirements of this specification. 3.2 Materials. The contr
11、actor shall be responsible for ascertaining that all assemblies and component parts that go into the construction of this vehicle, which require product qualification in accordance with a specification, are listed on respective qualified products lists (QPL) or have been approved for inclusion on su
12、ch lists. Inspection records shall specifically list such components, name of supplier(s), and number and date of applicable OPL (see 4.6.1 and 5.6). 3.3 Design and construction. Vehicles, components,subassemblies, and assemblies shall be fabricated and assembled into a complete vehicle in accordanc
13、e with drawings listed or referred to on Drawing 8750019. All parts requiring identification shall be marked in accordance with MIL-STD-130 (see 4.6.2). 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.3.1 Sealing. Unless otherwise specified herei
14、n all seals and sealer. shall prevent the entrance of water and foreign matter. Static seals shall provide an interference fit of sealing surfaces preventing the loss/leakage of fluids intended to be contained by the seals. Dynamic seals shall prevent fluid leakage in the form of a drip (see 6.5) wh
15、en the vehicle is standing idle. Evidence of lubricant at seals specifically designed to allow exit of flushed lubricants shall be permitted (see 4.6.2.1). 3.3.1.1 Hatch seals. Hatch seals shall prevent leakage of water into the crew compartment (see 4.5.2.1.1). 3.3.1.2 Vision device/receptacle seal
16、s. When installed, the gunners and commanders periscopes and the drivers vision blocks shall be sealed to prevent any entry of water into the vehicle. viewer shall not permit water entry in excess of continuous drip into the vehicle (see 4.6.2.1.2 and 6.5). The drivers night vision 3.3.2 Hydraulic l
17、ines. Provisions shall be made to assure internal cleanliness of hydraulic lines and connections (see 4.6.2.2). 3.3.3 Ventilation system. The ventilation system shall prevent concentration of carbon monoxide (CO) in the occupied portions of the vehicle in excess of 0.01 percent, under any condition
18、of operations (see 4.5.2.3). 3.3.4 Controls. When installed in accordance with applicable drawings, all electrical, mechanical, and hydraulic controls shall operate without malfunction throughout all ranges of operation under all vehicle operating conditions (see 4.6.2.4). 3.3.5 Adjustment mechanism
19、s. When installed and adjusted in accordance with applicable drawings, all adjustment mechanisms shall function properly, and maintain adjustment settings during all vehicle operating conditions (see 4.6.2.9. 3.3.6 Vision devices/receptacles. Provisions shall be made to assure that receptacles incor
20、porated in the vehicle will accept applicable vision devices without binding or interference. The gunners and commanders periscope receptacles shall accept the periscopes, and, when the periscopes are installed, removed and reinstalled, the line of sight of the periscopes shall not deviate more than
21、 0.2 mil from the line of sight of initial installation setting (see 4.6.2.6). 3.3.7 Gas particulate system. 3.3.7.1 Air flow. The air flow shall be 3.0 to 4.5 cubic feet (CU t) per minute at each crew position outlet when the other crew position-hoses are connected to their connector orifice assemb
22、lies (see 4.6.2.7.1). 3.3.7.2 Air heater. When the air heater at each crew position is operated, the heater light shall illuminate, and the heater shall warm the air at least 10 degrees Fahrenheit (OF) over ambient within a 10 minute period at an input voltage range of 24 to 30 volts (V). Thermostat
23、s of each heater shall function to maintain temperature settings of their control knobs (see 4.6.2.7.2). 4 ea Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-O R a Cycling Keying 3.7.8 Stowed equipment. The vehicle shall be capable of stowing all bas
24、ic issue items (BII) in the spaces provided (see 4.6.2.8). Figure 1 Figure 2 3.3.9 Electromagnetic characteristics. The vehicle shall meet the requirements RE02, and RS03 of MIL-STD-461, as defined hereinafter (see 4.6.2.9). 3.3.9.1 Radiated emissions. Broadband radiated emissions over the frequency
25、 range of 1.5 megahertz (MHz) to 1 gigahertz (GHz) shall not exceed the limits specified in table I at a 6 meter distance from the vehicle. Narrowband radiated interference emissions shall not exceed the limits of requirement RE02 (see 4.6.2.9). TABLE I. Broadband radiated emission limits. Subsystem
26、/Equipment Limit Hydraulic pump motor Radio/intercom All other conditions RE02 -3.3.9.2 Radiated susceptibility. The complete vehicle system with its subsystems and equipment installed shall meet the radiated susceptibility requirement (RS03) for sheltered equipment, without experiencing any . malfu
27、nction or degradation of performance which would impair mission success (see 4.5.2.9). 3.3.9.3 Electromagnetic compatibility. No equipment/subsystem as installed in the complete vehicle system shall experience any malfunction or degradation of performance which would impair mission success when othe
28、r . equipment/subsystems are individually or collectively operated. Simultaneous transient movement of the image and reticle within the viewing area in night vision devices shall not be considered degrading to mission success (see 4.6.2.9). 3.3.10 Noise hazard. 3.3.10.1 Continuous noise level. The n
29、oise of vibration and equipment operation shall not exceed the maximum levels specified in table II (see 4.6.2-10). 5 o 1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45 379D( AT) TABLE II. Maximum acceptable level for continuous noise. Octa
30、ve band center Maximum acceptable noise level frequency (Hz) (db ref. 0.0002 microbar) . 63 125 250 500 1000 2000 4000 8000 121 111 103 102 100 1 O0 1 00 1 O0 3.3.10.2 Operators protection. Noise hazard caution signs shall be posted in all crew stations. personnel (see 4.6.2.10). The signs shall be
31、clearly visible to all 3.3.11 Hull. 3.3.11.1 Cooling system. With the vehicle operating in an ambient temperature of 115F, the engine oil temperature shall not exceed 250F at the heat exchanger outlet, and the transmission oil temperature shall not exceed 300F at the. heat exchanger inlet (see 4.6.2
32、.11.1 and 4.7.1). 3.3.12 Fuel system. 3.3.12.1 Fuel tanks, and lines cleanliness. Provisions shall be made to assure the internal cleanliness of the fuel tanks and lines prior to initial fueling of vehicle. The fuel tanks shall be free from leakage (see 4.5.2.12.1). 3.3.12.2 Heater fuel feed. With e
33、ither of the fuel system pumps and the heater pump operating, the vehicle fuel system shall produce a pressure not less than 7 pounds per square inch (psi) at the outlet of the heater pump line (see 4.6.2.12.2). 3.3.12.3 Fuel shutoff valve. The engine shall stop firing and rotating within 30 seconds
34、 after the manual fuel shut-off valve is actuated to the OFF position (see 4.6.2.12.3). 3.3.12.4 Fuel system (slope). During engine operation, the fuel system shall maintain fuel supply to the engine when ascending and descending 60 percent grades in forward and reverse gear, and when the vehicle is
35、 being operated on 30 percent side slopes, with either side of the vehicle up slope (see 4.5.2.12.4). 3.3.12.5 Fuel tank (rapid fill). The fuel tanks shall be capable of receiving 50 gallons of fuel per minute (see 4.6.2.12.5). 6 i Provided by IHSNot for ResaleNo reproduction or networking permitted
36、 without license from IHS-,-,-MIL-T-45379D(AT) 3.3.13 Hatches. 3.3.13.1 Drivers hatch. The force required to breakaway and slide the drivers hatch cover across the opening shall not exceed 50 pounds force foot (lbf ft) at the handle. The orce required to lock the drivess hatch cover in the closed po
37、sition shall not exceed 75 lbf ft at the end of the locking lever (see 4.6.2.13.1). - 3.3.13.2 Drivers escape hatch. The force required to operate the handle to release the drivers escape hatch shall be 50 + 10 lbf ft pull at a point O. 5 inch from the end of the handle (see 4.6.2.13.2). 3.3.13.3 Lo
38、aders and commanders hatches. With the hatch closed, the force required to unlock the hatch shall not exceed 20 lbf ft. hatch unlocked, the force required to push hatch to its extreme open-latched position shall not exceed 55 lbf ft measured at the hatch closed lock handle. The force required to unl
39、ock hatch from an open latch position and rotate to the balanced position shall not exceed 60 lbf ft at the end of the hatch opened lock handle. To lock the hatch in the closed position with the hatch closed lock handle, the downward force shall not exceed 50 lbf ft and the rotational force shall no
40、t exceed 20 lbf ft at the end of the handle (see 4.6.2.13.3) o With the 3.3.14 Seats. 3.3.14.1 Drivers seat. With the driver in seated position, the force required to actuate the fore and aft seat adjustment lever shall not exceed 12 lbf ft at the end of the lever. With the drivers seat vacated, the
41、 force required to actuate the seat vertical adjustment lever shall not exceed 14 lbf ft at the end of the lever. The force required to trip the seat dumping lever shall not exceed 14 lbf ft at the end of the lever. The drivers seat shall move forward, backward and vertically when the appropriate le
42、vers are actuated. There shall be no restriction of movement except with the seat in its lowest position (see 4.6.2.14.1). - 3.3.14.2 Gunners seat. With no load on the seat, the force required to pull the seat adjusting pin shall not exceed 15 lbf ft. The spring shall raise the seat not less than 7
43、inches without personnel seated (see 4.6.2.14.2) 3.3.14.3 Cornmanders platform seat and upper swing seat. With no load on the seat and platform assembly, the platform seat shall be capable of sliding upward at least 12 inches with the spring force provided. With no load on seat, the force required t
44、o lift the pin for seat adjustment shall not exceed 25 lbf ft measured at end of the lever. The platform latch shall lock securely in up position. The backrest shall be retained in a vertical position when not iised as a platform. The seat shall be retained in a vertical position when not being used
45、. The force required to position the seat pin for seat release shall not exceed 15 lbf ft measured at the end of the lever, The force required to rotate the upper swing seat shall not exceed 10 lbf ft when applied to the extreme edge of the seat (see 4.6.2.14.3), 7 Provided by IHSNot for ResaleNo re
46、production or networking permitted without license from IHS-,-,- MIL-T-45379D-23 7999906 OL97LLO 9 3.3.14.4 Loaders seat. When the loaders seat assembly is properly installed and not in use, the lifting spring shall be capable of raising and retaining the seat base in a vertical position (see 4.6.2.
47、14.4). 3.3.15 Fire extinguisher. The fixed fire extinguisher system, when installed in accordance with applicable drawings shall be readily accessible for operation internally and externally. Actuating the internal controls shall simultaneously stop the supply of fuel to the engine. The maximum effo
48、rt required to discharge the system either internally or externally shall be not more than 55 lbf ft. A time delay of more than 6 seconds but less than 11 seconds shall occur between actuating of the release mechanism and entrance of carbon dioxide (CO2) into the engine compartment (see 4.6.2.15). 3
49、.3.16 Battery access door. The latch that holds the battery access door closed shall function properly, and the force required to open the latch shall not exceed 15 lbf ft sliding pressure (see 4.6.2.16). 3.3.17 Electrical system. The vehicle electrical system shall consist of the hul-1 electrical subsystem and the turret and cupola electrical subsystems as described below. 3.3.17.1 Power plant electrical. The engine electrical in
