5330-00-297-6255 O-RING Index 5330-00-297-6258 O-RING

National Stock Number:
5330-00-297-6257

Federal Supply Class:
5330

National Item Identification Number:
002976257

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:
218K32683299HYSTER-YALE GROUP, INC.
3368581795ALLIANZ SWEEPER COMPANY
4574324617GENERAL MOTORS CORP
4449P1127618TAYLOR MACHINE WORKS INC
4225M56442DIAMOND REO TRUCK CO
457437X677GENERAL MOTORS LLC
8412004969AVAILABLE TRUCK CO
7D8412023382FWD SEAGRAVE HOLDINGS LP
7G8412023382FWD SEAGRAVE HOLDINGS LP
8412023926KOMATSU AMERICA INTL CO
8412038018MANITOWOC ENGINEERING CO DIVISION OF THE MANITOWOC CO INC
66G342-1448521COLT INDUSTRIES OPERATING CORP PRATT AND WHITNEY MACHINE TOOL DIV
66G342-1479500WESTINGHOUSE ELECTRIC CORP
4574397907TEREX CORP
85551512603CLARK EQUIPMENT CO
904574330379EUCLID INC
8412062983EATON AEROSPACE, LLC
8412063117SICARD A DIVISION OF SMI-SNOWBLAST INC DBA SICARD
8412063659WALTER MOTOR TRUCK CO
8412080964WILSON TRAILER CO
8412089619MACK TRUCKS, INC.
85551589749CLARK MATERIAL HANDLING COMPANY
8412099832SCOTT HUBER ESSICK A CO OF FIGGIE INTERNATIONAL INC


Techincal Specification:
CENTER HOLE DIAMETER3.250 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLEO-RING
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-7362,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL


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