2540-00-054-0025 CHAIN ASSEMBLY,TIRE Index 2540-00-054-0028 CHAIN ASSEMBLY,TIRE

National Stock Number:
2540-00-054-0027

Federal Supply Class:
2540

National Item Identification Number:
000540027

Description:
CHAIN ASSEMBLY,TIRE

Detail:
A SERIES OF INTERCONNECTED METAL LINKS FORMING TWO OR MORE PARALLEL LENGTHS, CROSS-CONNECTED, USUALLY AT RIGHT ANGLES. DESIGNED TO BE FASTENED OVER THE TREAD OR PERIMETER OF A TIRE(S) OF A VEHICLE TO INCREASE TRACTION AND/OR PREVENT SKIDDING.


Manufacturer Information:
08C0247700080244GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE
54002719207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
MS51381-2896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
USAGE DESIGNSINGLE TIRE
TIRE SIZE ACCOMMODATED11.00-20
CROSS CHAIN MATERIALSTEEL
CROSS CHAIN SURFACE TREATMENTANY ACCEPTABLE
SIDE CHAIN MATERIALSTEEL
SIDE CHAIN SURFACE TREATMENTANY ACCEPTABLE
CROSS CHAIN CASEHARDENING INDICATORCASEHARDENED
CROSS CHAIN LINK QUANTITY14
CROSS CHAIN TYPEREGULAR TWIST
CROSS CHAIN LENGTH20.625 INCHES MINIMUM AND
21.125 INCHES MAXIMUM
CROSS CHAIN QUANTITY12
CROSS CHAIN LINK WIRE SIZE0.328 INCHES MINIMUM AND
0.360 INCHES MAXIMUM
DESIGN TYPETWO SIDE
OUTER SIDE CHAIN LENGTH95.900 INCHES MINIMUM AND
98.900 INCHES MAXIMUM
OUTER SIDE CHAIN LINK QUANTITY49
CROSS CHAIN SPACINGEVERY 4 LINKS
SIDE CHAIN WIRE SIZE0.309 INCHES MINIMUM AND
0.315 INCHES MAXIMUM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS51381-28


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