5330-00-297-3679 PACKING,PREFORMED Index 5330-00-297-3691 O-RING

National Stock Number:
5330-00-297-3684

Federal Supply Class:
5330

National Item Identification Number:
002973684

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:
365871PC610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
5330-20795683GENERAL STORES SUPPLY OFFICE


Techincal Specification:
CENTER HOLE DIAMETER2.438 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESPECIAL
CROSS-SECTIONAL HEIGHT0.234 INCHES NOMINAL
HARDNESS RATING56.0 SHORE DUROMETER A NOMINAL OVERALL
INNER GROOVE WIDTH0.186 INCHES NOMINAL
OUTER GROOVE WIDTH0.064 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-1149,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
RIM SURFACE WIDTH0.188 INCHES NOMINAL
PERIPHERAL DIAMETER2.750 INCHES NOMINAL


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