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National Stock Number:
5330-00-881-5239
Federal Supply Class:
5330
National Item Identification Number:
008815239
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:
| 9175924 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| CENTER HOLE DIAMETER | 16.800 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.210 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | D | | FSC APPLICATION DATA | RADAR SET,GUIDED MISSILE REMOTE CONTROL SYSTEM | | HARDNESS RATING | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 417,TY S MIL STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 17.220 INCHES NOMINAL | | TEMP RATING | -54.0 CELSIUS AND 85.0 CELSIUS |
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