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National Stock Number:
5330-00-297-9954
Federal Supply Class:
5330
National Item Identification Number:
002979954
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:
| 2-1022REVE | 70726 | BARLOW ELECTRICAL MFG CO INC |
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Techincal Specification:
| CENTER HOLE DIAMETER | 1.180 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | HARDNESS RATING | 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL | | INNER GROOVE DEPTH | 0.1265 INCHES NOMINAL | | INNER GROOVE WIDTH | 0.631 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL | | PERIPHERAL DIAMETER | 1.490 INCHES MINIMUM AND 1.495 INCHES MAXIMUM |
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