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National Stock Number:
5330-00-565-7043
Federal Supply Class:
5330
National Item Identification Number:
005657043
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:
| LS35196-1 | 05262 | FREUDENBERG-NOK GENERAL PARTNERSHIP | | LS35196-1 | 1T686 | MICHAEL MACHINE PRODUCTS | | LS35196-1 | 55345 | ALAMO AIRCRAFT, LTD. | | LS35196-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CENTER HOLE DIAMETER | 6.952 INCHES MINIMUM AND 7.160 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | U | | CROSS-SECTIONAL HEIGHT | 0.547 INCHES MINIMUM AND 0.578 INCHES MAXIMUM | | HARDNESS RATING | 87.0 SHORE DUROMETER A MINIMUM AND 97.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | PERIPHERAL DIAMETER | 7.662 INCHES MINIMUM AND 7.770 INCHES MAXIMUM | | TEMP RATING | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT |
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