2520-00-318-4173 RING Index 5330-00-318-4180 GASKET

National Stock Number:
5330-00-318-4176

Federal Supply Class:
5330

National Item Identification Number:
003184176

Description:
PACKING,PREFORMED

Detail:
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see WASHER (as modified) and GASKET. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; and SEAL, NONMETALLIC, SPECIAL SHAPED SECTION. For circular (with aperature) nonmetallic items with a solid round cross-section see O-RING. Excludes CUP, COMPRESSION; GASKET; WASHER (as modified); and FELT, MECHANICAL, PREFORMED.


Manufacturer Information:
416881168STROHMEYER JULIE A. DBA JULIE A. STROHMEYER
870417219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
MATERIALRUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
CROSS-SECTIONAL HEIGHT0.432 INCHES MINIMUM AND
0.448 INCHES MAXIMUM
CENTER HOLE DIAMETER3.725 INCHES MINIMUM AND
3.755 INCHES MAXIMUM
FSC APPLICATION DATAWINCH,CLUTCH,TANK RECOVERY VEHICLE


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