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National Stock Number:
5330-01-484-3183
Federal Supply Class:
5330
National Item Identification Number:
014843183
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:
| 537135 | 82722 | WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP | | PC537135 | 65035 | BOSCH REXROTH CORPORATION DIV BOSCH REXROTH | | PC537135 | 82722 | WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP |
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Techincal Specification:
| CENTER HOLE DIAMETER | 5.250 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | CUP | | CROSS-SECTIONAL HEIGHT | 0.750 INCHES NOMINAL | | CROSS-SECTIONAL THICKNESS | 0.750 INCHES NOMINAL | | FUNCTIONAL DESCRIPTION | THE PACKING CUP SEAL FITS OVER A PISTON PREVENTING AIR FROM ESCAPING FROM THE CYLINDER | | MATERIAL | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PACKING CUP | | PERIPHERAL DIAMETER | 8.000 INCHES NOMINAL |
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