2840-00-811-6480 PACKING,PREFORMED Index 5330-00-811-6482 O-RING

National Stock Number:
5330-00-811-6481

Federal Supply Class:
5330

National Item Identification Number:
008116481

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:
R1309P90624446GENERAL ELECTRIC COMPANY
R1309P90697112MOORE I B CO INC
R1309P90699207GENERAL ELECTRIC COMPANY


Techincal Specification:
CENTER HOLE DIAMETER0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
CROSS-SECTIONAL HEIGHT0.074 INCHES MINIMUM AND 0.081 INCHES MAXIMUM
FSC APPLICATION DATAJET ENGINE,AIRCRAFT
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-25897,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER FLUOROCARBON CLASS FPM OVERALL


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