5331-01-336-6886 O-RING Index 5330-01-336-6888 RETAINER,PACKING

National Stock Number:
5330-01-336-6887

Federal Supply Class:
5330

National Item Identification Number:
013366887

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:
1307934304939LOCKHEED MARTIN CORPORATION
1307934334860NORTHROP GRUMMAN SYSTEMS CORPORATION
1307934358260PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH
4.36 X .70-70BN62351APPLE RUBBER PRODUCTS, INC.


Techincal Specification:
CENTER HOLE DIAMETER4.360 INCHES MINIMUM AND 4.361 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESPECIAL
MATERIALRUBBER BUTADIENE NITRILE PACKING
PERIPHERAL DIAMETER4.494 INCHES MINIMUM AND 4.507 INCHES MAXIMUM


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