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National Stock Number:
5330-00-297-3655
Federal Supply Class:
5330
National Item Identification Number:
002973655
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:
| 268204PC10 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE DIAMETER | 4.438 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.312 INCHES MINIMUM AND 0.328 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | INNER GROOVE WIDTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-1149,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL | | PERIPHERAL DIAMETER | 4.938 INCHES NOMINAL | | RIM SURFACE WIDTH | 0.250 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
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