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National Stock Number:
5330-01-332-6528
Federal Supply Class:
5330
National Item Identification Number:
013326528
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:
| 37501375-625 | 30781 | PARKER-HANNIFIN CORPORATION | | 6298450 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CENTER HOLE DIAMETER | 1.373 INCHES MINIMUM AND 1.375 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | U WITH O-RING | | CROSS-SECTIONAL HEIGHT | 0.375 INCHES NOMINAL | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM CORE AND 75.0 SHORE DUROMETER A MAXIMUM CORE | | HARDNESS RATING | 85.0 SHORE DUROMETER A MINIMUM CASE AND 95.0 SHORE DUROMETER A MAXIMUM CASE | | MATERIAL | RUBBER POLYURETHANE CASE AND DISULFIDE MOLYBDENUM CASE | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE | | PERIPHERAL DIAMETER | 2.125 INCHES MINIMUM AND 2.128 INCHES MAXIMUM | | PROPRIETARY CHARACTERISTICS | PACS | | TEMP RATING | -65.0 DEG FAHRENHEIT AND 200.0 DEG FAHRENHEIT |
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