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National Stock Number:
5330-00-469-3182
Federal Supply Class:
5330
National Item Identification Number:
004693182
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:
| 1111844 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 1JH2280PC9 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT | | 1JH2280PC9 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 1JH2280PC9 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| ANGLE | 30.0 DEGREES NOMINAL | | CENTER HOLE DIAMETER | 3.000 INCHES MINIMUM AND 3.001 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM | | HARDNESS RATING | 30.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL | | JOINT TYPE | BUTT PACKING | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-1849B,CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | CARBON OVERALL | | PERIPHERAL DIAMETER | 4.281 INCHES NOMINAL | | SPECIAL FEATURES | UNDERCUT 0.125 IN. DEEP 4.000 IN. DIA |
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