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National Stock Number:
5330-01-618-2073
Federal Supply Class:
5330
National Item Identification Number:
016182073
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:
| 803-7526214-13B-C | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | CROSS-SECTIONAL HEIGHT | 0.19 INCHES NOMINAL | | CENTER HOLE DIAMETER | 0.875 INCHES MINIMUM AND | | 0.879 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 1.246 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | CUT TYPE | DIAGONAL OUTER RING | | SPECIAL FEATURES | ITEM HAS A 45 DEGREE SCARF CUT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PACKING,BRAIDED,PREFORMED |
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