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National Stock Number:
5330-01-544-8300
Federal Supply Class:
5330
National Item Identification Number:
015448300
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:
| A3472NON-ASBESTOS | 14959 | CRANE CO DIV VALVE DIV | | A3472NON-ASBESTOS | 1FLD9 | CRANE NUCLEAR INC |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | O-RING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HIGH TEMPERATURE/PRESSURE STEAM PACKING | | MATERIAL DOCUMENT AND CLASSIFICATION | JOHN CRANE 387I MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY AND GRAPHITE AND GLASS FIBER OVERALL | | OPERATING MEDIUM | STEAM | | SPECIAL FEATURES | MAXIMUM PRESSURE RATING 4300 PSI | | TEMP RATING | 1200.0 FAHRENHEIT |
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