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National Stock Number:
5330-01-450-0436
Federal Supply Class:
5330
National Item Identification Number:
014500436
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:
| 1650595-2 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
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Techincal Specification:
| ANGLE | 37.0 DEGREES NOMINAL | | CENTER HOLE DIAMETER | 0.439 INCHES MINIMUM AND 0.445 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | AGAV | | CROSS-SECTIONAL HEIGHT | 0.0673 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | ANGLE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | PERIPHERAL DIAMETER | 0.505 INCHES NOMINAL | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | MANUFACTURER'S SUGGESTED NAME LIP SEAL;AS MODIFIED BY CLEANLINESS REQUIREMENTS PER (99251) LITTON ST1637806 FOR OXYGEN SERVICE |
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