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National Stock Number:
5330-00-375-7162
Federal Supply Class:
5330
National Item Identification Number:
003757162
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:
| 3204976 PC 11 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 3600-102REVAPC11 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY RECESS DEPTH | 0.100 INCHES NOMINAL | | CENTER HOLE DIAMETER | 1.933 INCHES MINIMUM AND 1.938 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.352 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL THICKNESS | 0.250 INCHES NOMINAL | | FLANGED BODY OUTSIDE DIAMETER | 2.183 INCHES MINIMUM AND 2.188 INCHES MAXIMUM | | MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL | | PERIPHERAL DIAMETER | 2.547 INCHES NOMINAL | | RIM SURFACE WIDTH | 0.125 INCHES NOMINAL |
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