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National Stock Number:
5330-01-352-3351
Federal Supply Class:
5330
National Item Identification Number:
013523351
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:
| 000991048-001 | 07332 | WAUKESHA BEARINGS CORPORATION | | 061000082 ITEM 59 | 07332 | WAUKESHA BEARINGS CORPORATION | | 075001202 ITEM 4 | 07332 | WAUKESHA BEARINGS CORPORATION | | Q4441-514VN | 07322 | MINNESOTA RUBBER CO |
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Techincal Specification:
| CENTER HOLE DIAMETER | 6.952 INCHES MINIMUM AND 6.998 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL HEIGHT | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | HARDNESS RATING | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R 83248,CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER FLUOROCARBON CLASS FPM OVERALL | | PERIPHERAL DIAMETER | 7.490 INCHES MINIMUM AND 7.560 INCHES MAXIMUM |
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