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National Stock Number:
5330-00-761-1995
Federal Supply Class:
5330
National Item Identification Number:
007611995
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:
| 8258-19 | 00286 | CONAIR INC | | 8258-19 | 53583 | HAWKER PACIFIC AEROSPACE |
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Techincal Specification:
| ANGLE | 18.0 DEGREES NOMINAL | | CENTER HOLE DIAMETER | 0.612 INCHES MINIMUM AND 0.622 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | OCTAGON | | CROSS-SECTIONAL HEIGHT | 0.107 INCHES MINIMUM AND 0.113 INCHES MAXIMUM | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 0.925 INCHES MINIMUM AND 0.945 INCHES MAXIMUM | | RIM SURFACE WIDTH | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM | | TEMP RATING | 275.0 FAHRENHEIT |
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