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National Stock Number:
5330-00-872-5005
Federal Supply Class:
5330
National Item Identification Number:
008725005
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:
| 8409-0443 4180 | 30781 | PARKER-HANNIFIN CORPORATION | | C-5510-MU | 98153 | HYDRO LINE MFG CO | | C55MU | 80201 | SKF USA INC. |
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Techincal Specification:
| CENTER HOLE DIAMETER | 4.437 INCHES MINIMUM AND 4.455 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.281 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | U | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 5.000 INCHES MINIMUM AND 5.530 INCHES MAXIMUM |
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