National Item Identification Number

01-361-4277

National Stock Number

Item Name

PACKING,PREFORMED

Federal Supply Class

5330

Description

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.

Commercial and Government Entity Code (Supplier Data)

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99193

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Reference Numbers (Part Numbers)

S9413-237

Required Categories

MATERIAL
CROSS-SECTIONAL HEIGHT
CENTER HOLE DIAMETER

Required Description

RUBBER OVERALL
0.135 INCHES MINIMUM AND
0.143 INCHES MAXIMUM
3.335 INCHES MIN