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National Stock Number:
5330-01-222-0836
Federal Supply Class:
5330
National Item Identification Number:
012220836
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:
| 2127595 PIECE 2 | 82126 | MARE ISLAND NAVAL SHIPYARD | | 595-609-2127595 PIECE 2 | 82126 | MARE ISLAND NAVAL SHIPYARD |
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Techincal Specification:
| CENTER HOLE DIAMETER | 9.917 INCHES MINIMUM AND 10.082 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | | HARDNESS RATING | 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-15624 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 11.187 INCHES MINIMUM AND 11.312 INCHES MAXIMUM |
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