5330-00-579-6990 GASKET Index 5330-00-579-6997 RETAINER,PACKING

National Stock Number:
5330-00-579-6996

Federal Supply Class:
5330

National Item Identification Number:
005796996

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:
LS4565-1698897LOCKHEED MARTIN CORP
LS4565-21198897LOCKHEED MARTIN CORP


Techincal Specification:
CENTER HOLE DIAMETER0.812 INCHES NOMINAL
COLORGRAY/GREY
CROSS-SECTIONAL HEIGHT0.050 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
JOINT TYPESCARF-PERIPHERAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PERIPHERAL DIAMETER1.056 INCHES NOMINAL


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