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National Stock Number:
5330-00-729-5049
Federal Supply Class:
5330
National Item Identification Number:
007295049
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:
| 10870861 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 5330007295049 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5330007295049 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| ANGLE | 0.015 RADIANS MINIMUM AND 0.030 RADIANS MAXIMUM | | CENTER HOLE DIAMETER | 4.734 INCHES MINIMUM AND 4.749 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.120 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | U | | HARDNESS RATING | 70.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-1149,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL | | PERIPHERAL DIAMETER | 5.235 INCHES MINIMUM AND 5.250 INCHES MAXIMUM | | SPECIAL FEATURES | PROTUBERANCES ARE 0.060 IN.RADIUS |
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