3020-00-188-8254 RATCHET WHEEL Index 5330-00-188-8259 PACKING,PREFORMED

National Stock Number:
5330-00-188-8258

Federal Supply Class:
5330

National Item Identification Number:
001888258

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:
249832PC310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
5330-241-1495683GENERAL STORES SUPPLY OFFICE


Techincal Specification:
ANGLE77.0 DEGREES NOMINAL
CENTER HOLE DIAMETER7.687 INCHES NOMINAL
COLORWHITE
CROSS-SECTIONAL SHAPE STYLEANGLE
CROSS-SECTIONAL HEIGHT0.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALRUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
PERIPHERAL DIAMETER8.187 INCHES NOMINAL


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