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National Stock Number:
5330-00-917-0868
Federal Supply Class:
5330
National Item Identification Number:
009170868
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:
| 10-21455-01 | 24785 | VICKERS INC | | 10-93010-01 | 52944 | ANDONIAN CRYOGENICS INC | | BK2025 | H1F54 | DOEDIJNS B.V. | | BK2025 | H2343 | DOEDYNS ELECTRONICS BV | | BK2025 | H7944 | TRANS-HYDRO |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | CROSS-SECTIONAL THICKNESS | 0.020 INCHES NOMINAL | | CROSS-SECTIONAL HEIGHT | 0.088 INCHES MINIMUM AND | | 0.092 INCHES MAXIMUM | | OUTER GROOVE WIDTH | 0.045 INCHES NOMINAL | | CENTER HOLE DIAMETER | 0.246 INCHES MINIMUM AND | | 0.249 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 0.310 INCHES MINIMUM AND | | 0.330 INCHES MAXIMUM | | ANGLE | 30.0 DEGREES NOMINAL |
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