National Item Identification Number
00-720-2131
007202131
5330-00-720-2131
5330007202131
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)
06644
CHICAGO GASKET CO
1285 W NORTH AVE
CHICAGO
IL
60622
773-486-3060
04236
LOCKHEED MARTIN CORPORATION
DBA LOCKHEED MARTIN SPACE SYSTEMS
12257 STATE HIGHWAY 121 LOC A
LITTLETON
CO
80125
303-555-5555
38597
96169
Reference Numbers (Part Numbers)
AN-6227-29
AN6227-29
55D2-326
55D2-326
597-518-1884492REVAPC11
9762-157X5PC
Required Categories
MATERIAL
HARDNESS RATING
CROSS-SECTIONAL SHAPE STYLE
CROSS-SECTIONAL HEIGHT;
Required Description
RUBBER SYNTHETIC OVERALL
65.0 SHORE DUROMETER A MINIMUM AND
71.0 SHORE DUROMET
