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National Stock Number:
5330-00-455-6393
Federal Supply Class:
5330
National Item Identification Number:
004556393
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:
| 2838218 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE DIAMETER | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL HEIGHT | 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM | | FLANGED BODY OUTSIDE DIAMETER | 0.307 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | HARDNESS RATING | 68.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | RIM SURFACE WIDTH | 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 0.379 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
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