National Item Identification Number
01-418-2979
014182979
5330-01-418-2979
5330014182979
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)
D9182
30781
PARKER HANNIFIN CORPORATION
DIV ENGINEERED POLYMER SYSTEMS
2220 SOUTH 3600 WEST
SALT LAKE CITY
UT
84119
801-972-3000
53711
53711
Reference Numbers (Part Numbers)
211072500
25002750
6405310 FIND 55
752-6405310-55
Required Categories
MATERIAL
CROSS-SECTIONAL HEIGHT
CENTER HOLE DIAMETER
PERIPHERAL DIAMETER
Required Description
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
0.250 INCHES NOMINAL
2.750 IN