1、MIL-C-qb753A 23 W 7979706 01977iO b MIL-CJF6753A (AT ) iL-Clntly Procedures hrtlcrl Vehlclei (-ked ud wL-STD4l7 - Rubber Corporltloir, hlcuilzeQ, Wneral Purpore, Solid #a-mliC61 - Elertresngnstlc Interference Churcterlrtlcr Requlreientr ML-STD-642 - Idemtlflcatlon I(rrk1iy: of MPilnlstratire: Ariior
2、ed AtWbUteS Wheeled. Qmbelr u Teats. for Etplp#at. w114A1. isc-2320 . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-mL-J+6753( AT) DRAWINGS Engineering Parts List 8736439 - Carrier, CoiiHnend and Reconnaissance: Armored Ml14Ai. Supplementary Qualit
3、y Assurance Provisions Master List 8736439 - Supplementary Quality Assumce Provision for Carrier, Command and Reconnaissance : Armored M114AL. Master List Inspection Equipment Drawings 8736439 - Master List of Inspection Equipment Drawings for Carrier, Conanand and Reconnaissance: Armred M114A1. (Co
4、pies of Specifications, Standards, Drawings, and Fublications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 3. FU?lQUIRearrS 3.1 Preproduction model. When specified (see 6.2), a prepr
5、oduction model(s) of the complete vehicle to be fimished under this specification shall be produced prior to the manufacture or fabrication of vehicles in quantity. vehicle(s) when complete shall be submitted to the Government for examination and tests to determine conformance to the requirements of
6、 this specification. Vehicle(s) submitted by the contractor shall be fully representative of vehicles proposed to be supplied by the vehicle mufacturer from production facilities and tooling under the supply contract. The 3.2 First production vehicles. The vehicles selected, shall be fully represent
7、ative 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. 3.2.1 Workmanship and reliability. The workmanship shall be of a quality to assure that the vehicle and components th
8、ereof are free from mv defects that might compromise, limit or reduce the vehicle or component cpbilities herein expressed. to examinationa and tests to prove vehicle capabilities to perform in accordance with the following: Vehicle shall require only organizational maintenance (first and second ech
9、elon) during 2,000 miles of normal operation. Vehicle shall require no replacement or major overhad. of any major automotive component during 4,000 miles of normal oper- ation. Vehicles made in accordance with this specification shall be subjected (a) (b) 2 Provided by IHSNot for ResaleNo reproducti
10、on or networking permitted without license from IHS-,-,-MIL-C-LIb753A 23 M 9999906 03979LI2 T MIL-C-467536( AT) 3.2.1.1 Reliability. All reliability requirements axe based on vehicles being capble of traveling the prescribed distance under the following operating conditions: (a) (b) (c) (a) (e) Amph
11、ibious operation. 25 percent of distance on paved roads either concrete or asphalt or any combination of the two. 25 percent of distance on gravel or dirt roads, with at least 10 percent of this distance under mud conditions. 25 percent of distance on levei cross-country terrain. 25 percent of dista
12、nce on hilly cross-country terrain. 3.3 Materials. 3.3.1 Qualified products. With respect to all assemblies and component parts requiring product qualification in accordance with the pertinent specifi- cations or drawings listed on the EPL cited in 3.4, and necessary in the con- struction of this ve
13、hicle, the contractor shall be responsible for using only those products which are listed (by part or drawing number as QPL items) on the QPL in referenced specification or which have been approved for inclusion on mich lists. component(s), name of supplier(s) (as listed on the QPL or in the approva
14、l letter), and number and date of the QPL from which the selection was made or date of approval letter when products are approved but not as yet listed on the QPL, 3.3.2 Ozone resistant. Rubber products procured under requirements of MIL-R-3065 are to be ozone resistant to the degree specified by th
15、e C1 require- ments of MIL-STD-417. Rubber components controlled by detail specifications shall be ozone resistant only when required by the specification referenced on the drawing. Manufacturers inspection records shall specifically list such 3.4 Construction. Vehicle, components, sub-assemblies, a
16、nd assemblies shall be fabricated and assemblied into a complete vehicle in accordance with drawings listed or referred to in Engineering Parts Lists (EPL) 8736439. when specified (see 6.2) cupola in accordance to MIL-C-62065, shall be installed on vehicle. All parts, sub-assemblies, and assemblies
17、shall be identified in accordance with MIL-STD-130. 3.4.1 Sealing and seals. After fording and amphibious operation, the water content of the lubricants in the engine, final drives, and suspension system shall be not more than 2 percent. 3.4.1.1 Hatches and door seals. Where seals aPe specified, the
18、y shall pre- vent excessive entrance of water into the occupied portion of the vehicle during adverse weather conditions, fording, and amphibious operations. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-4b753A 23 W 979790b 0197943 I MIL-C-
19、46753A( AT) 3.4.2 Special kits. When epecified (see 6.2) special kits shall be furnished as follows: 3.4.2.1 Winterization kit. With the winterization kit installed and vehicle stabilized in ambient air temperature of minus 659, the engine shall start and operate. 3.4.2.2 Protective collector. Prote
20、ctive collector kit conforming to 3.4.2.3 Towing pintle kit. drawings shall be provided for taring a like vehicle of equal weight on smooth, level, hard-surfaced roads. applicable drawings shall be provided for the protection of personnel, A towing pintle kit conforming to applicable 3.4.3 Trim vane
21、. The trim vane installed in accordance with applicable drawings shall retain its extended positon when vehicle is being operated amphibiously. 3.4.4 Vision devices. Provisions shall be made to assure that vision device receptacles incorporated in the vehicle will accept the applicable vision device
22、s without binding or interference. and vision devices shall restrict the entrance of water into the vehicle. When installed, the receptacles 3.4.5 Carbon monoxide concentration. The exhaust system shall prevent the accumulatiqn of carbon monoxide in the occupied portons of the vehicle in excess of 0
23、.01 per cent under noml conditions of vehicle operation. ment, permanently mounted fire extinguisher system, armement and other operating mechanisms shall operate without interference. 3.4.6 Controls. Controls for the engine, transmission, electrical equip- 3.4.7 Throttle linkage. With throttle link
24、age attached and accelerator With the pedal fully depressed, the throttle shall be at full open position. throttle at full open position, the accelerator pedal shall be in contact with accelerator pedal stop. 3.4.8 Adjustment mechanism. All adjusting mechanisms shall operate without interference, an
25、d shall niaintain adjustment settings under all operating conditions. 3.4.9 Fasteners and locks. positive in action. locking from outside by padlock. engine when ascending and descending 60 percent graes in forward and reverse All fastening and locking devices shaU be The door at rear of vehicle sha
26、ll be provided with means for The fiel system shall niaintain fiel supply to the 3.4.10 Fuel system. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-46753A 23 W 9999706 0177744 3 MIL4 -46753A( AT) gear, and when vehicle is being operated on 3
27、0 percent side slopes, with each side of vehicle up slope. ternal cleanliness of the fuel tanks prior to initial fueling of vehicle. The fiel tanks shall be capable of receiving 50 gallons of fuel per minute. The fiel tank and all connections shall be free from leakage during all conditions of vehic
28、le operation. 3.4.10.1 Fuel tanks. Provisions shall be made to assure the in- 3.4.10.2 Fuel lines. Provisions shall be made to assure internal cleanliness of fuel lines and connections prior to final assembly or initial fieling of vehicle, leakage. 3.4.11 Cooling system. The engine and transmission
29、temperatures shall not exceed those shown in table I when the vehicle is operated under one or a combination of the following conditions: All fuel lines, connections, and tanks shall be free from (a) (b) (c) Ambient temporatures up to 115F. Under full load, full throttle at 3.0 mph vehicle speed in
30、clutch brake steer or 4.4 mph in geared steer. At specified speeds in water (see 3.6.5.3). Table I. - Operating Temperatures Meximum engine coolant Maximum engine oil Maximum transmission Meximum temp upstream of temp measured at oil temp measured Steer unit radiator ale4 at sump oil temp at 3.4.12
31、Electrical system. 3.4.12.1 Lights. The internal and external lights as specified on appli- - cable drawings shall operate as specified throughout all vehicle operating cond- itions. Ail electrical contacts and connections shall maintain positive contact under all vehicle operating conditions. 3.4.1
32、2.2 Bilge pump motor. The system shall provide 24 volts direct current (dc) nominal to the pump motor at all times. 3.4.l2.3 Personnel heater. 3.4.u.4 Cornnication electricrades and side slopes. 3.6.8.1 With vehicle standing on a 60 per cent -de for not less than 2 minutes with engine operating unde
33、r no load at idle engine speed, followed by engine inoperative for not less than 2 minutes, the engine shall restart in not more than 1 minute with vehicle headed up and down grade. cent side slopes with each side of vehicle up slope. A similar engine starting test shall be conducted on 30 per 3.6.9
34、 Braking. 3.6.9.1 Stopping. Vehicle traveling at 20 mph, on dry, smooth, level, hard-surfaced roads free of loose material shall be stopped by service brake with in a distance of 30 feet from point of brake application. during stopping shall not exceed three feet. 3.6.9.2 Holding. With brakes locked
35、 for parking, and with transmission Vehicle drift in neutral, the vehicle shall be held stationary when =ked on a 60 percent longitudinal grade. 3.6.10 Tu-rning. With the vehicle operating on smooth, level, hard- surface road using geared steer, the vehicle shall make continuous full 360 degree turn
36、s to the right and to the left. The vehicle, when turning to the right and left the outer point of the left and right rear corners, as appli- cable, shall at all times be within the 72 foot diameter circle. clutch brake steer is employed the vehicle shall pivot within a 20 foot diameter circle to th
37、e right and to the left. . When a 3.6.11 Water crossing. 3.6.11.1 Leakage. During shallow water crossings and amphibious operation, the entrance of water in the hull shall be not more than 1 quart per minute. 3.6.11.2 Shallow water crossing. Vehicle shall ford hard-bottom, salt or fresh water up to
38、the depth required to float vehicle, without damage to vehicle and components. 3.6.12 Trench crossing. Vehicle shall cross trenches up to 36 inches 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-RIL-C-46753A 23 777990b 0377948 0 MIL-C -46753A( AT)
39、 in depth and up to 60 inches in width at low speeds, without damage to vehicle and components. 3.6.13 Vertical obstacles. Vehicle operating in fohJard gear shall cross over vertical obstacles up to 18 inches in height, and in reverse gear obstacles up to 12 inches in height at low speeds, without d
40、amage to vehicle and components. 3.6.14 Radio suppression. Unless otherwise specified the vehicle shall be radio interference suppressed in accordance with tactical vehicle pi-ovisions Class III A of MIL-sTD-, 3.6.15 3.6. i5 1 Vibrations and noise level. - Equipment operation. Equipuent operation fo
41、r training or maintenance purposes shall not exceed the maximum acceptable noise level specified in Table III, to the equipment shall be determined by the procuring activity. cost of reducing the sound pressure levels to meet the maximum of or below the requirements of Table III become prohibitive,
42、it shall be necessary to obtain the approval of the procuring activity before proceeding with the reduction. Noise reduction principles and techniques applied Should the 3.6.15.2 System effectiveness. The reduction of the sound pressure level to or below the maximum acceptable noise level of Table I
43、f1 shall not degrade the system effectiveness. Table III. Maximum Acceptable Noise Level for Army Materiel Cormaand Equipment (Continuous Noise) Fkequency bands, CPS Maxim acceptable noise level (db re 0.0002 microbar) 37.5 - 75 120 75 - 150 115 i50 - 300 109 300 - 600 10 1 600 - 1200 93 1200 - 2400
44、 89 2400 - 4800 89 4800 - 9600 91 3.6.15.3 Distance from noise source. The distance from the noise source at which the sound pressure level is equal to or below that specified in the Table III shall be determined. 3.6.15.3.1 Operators protection. With the equipment operating and the sound pressure l
45、evel of the item of equipment exceeds the maximum acceptable noise levels of the table, the equipment shall be conspiciously marked as follows: “Warning, ear protection required within the specified distarice when equipment is operating“, 9 Provided by IHSNot for ResaleNo reproduction or networking
46、permitted without license from IHS-,-,-MIL-C-46753A 23 m 9999906 0397949 2 MIL-C-U753A( AT) 3.7 Painting, marking and data plates. 3.7.1 Painting. Exterior and interior of vehicle and component assemblies and parts which require psinting, shall be prepared and painted in accordance with MIL-STD-193.
47、 Color shall be in accordance with Federal STD. NO. 595, as specified for applicable service (see 6.2). specified for applicable service (see 6.2). 3.7.2 Marking. Vehicle mrking shall be in accordance with MILSTD-642, as 3.7.3 Name, shipping, and service data plates. Data plates shall be in accordan
48、ce with MIL-P-514. 3.8 Fire extinguishers. The fixed fire extinguishers system, when installed in accordasice with applicable drawings shall be readily accessible for servicing and operation internally and externally, of 729. the maxinaun effort required to discharge the system, either internally or
49、 extenially, shall be not more than 35 pounds. shall also be readily available for servicing and operation. In ambient temperature For portable fire extinguisher 3.9 Workmanship. Worlaiianship shall be of a quality to assure the vehicle and components free of defects resulting from improper mufacturing or assembly practices and shall conform to requirements and tests herein specified. 4. QUALITY ASSURANCE PROVISICNS 4.1 Responsibility for inspection. Unl
