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National Stock Number:
5330-00-582-2525
Federal Supply Class:
5330
National Item Identification Number:
005822525
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:
| 320182REVA | 80064 | NAVAL SHIP SYSTEMS COMMAND | | B40440 | 62983 | EATON AEROSPACE, LLC |
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Techincal Specification:
| ANGLE | 15.0 DEGREES NOMINAL | | CENTER HOLE DIAMETER | 3.625 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.375 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL | | INNER GROOVE DEPTH | 0.940 INCHES NOMINAL | | INNER GROOVE WIDTH | 0.188 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 3238 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL | | PERIPHERAL DIAMETER | 4.000 INCHES MINIMUM AND 4.016 INCHES MAXIMUM | | RIM SURFACE WIDTH | 0.312 INCHES NOMINAL |
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