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National Stock Number:
5330-00-242-1993
Federal Supply Class:
5330
National Item Identification Number:
002421993
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.
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Manufacturer Information:
| 125805 | 21444 | REXNORD INDUSTRIES LLC | | 706046 | 21444 | REXNORD INDUSTRIES LLC |
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Techincal Specification:
| CENTER HOLE DIAMETER | 2.109 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.312 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | HARDNESS RATING | 55.0 SHORE DUROMETER A MINIMUM AND 63.0 SHORE DUROMETER A MAXIMUM OVERALL | | INNER GROOVE WIDTH | 0.156 INCHES NOMINAL | | MATERIAL | RUBBER SYNTHETIC OVERALL | | OUTER GROOVE DEPTH | 0.094 INCHES NOMINAL | | OUTER GROOVE SMALLEST WIDTH | 0.062 INCHES NOMINAL | | OUTER GROOVE WIDTH | 0.094 INCHES NOMINAL | | PERIPHERAL DIAMETER | 2.469 INCHES NOMINAL |
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