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National Stock Number:
5330-01-208-0296
Federal Supply Class:
5330
National Item Identification Number:
012080296
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:
| 456AS133 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE DIAMETER | 0.870 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.300 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | HARDNESS RATING | 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-6855 CL 2 TY A OR TY B GR 60 OR 70 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-6855 CL 1 GR 60 OR 70 MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 1.190 INCHES NOMINAL | | TEMP RATING | -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT |
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