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National Stock Number:
5330-01-623-6057
Federal Supply Class:
5330
National Item Identification Number:
016236057
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:
| 12520484 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| CENTER HOLE DIAMETER | 1.823 INCHES MINIMUM AND 1.852 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.700 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D2000 -4HK610Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYPROPYLENE AND PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAL, RUBBER | | PERIPHERAL DIAMETER | 3.222 INCHES MINIMUM AND 3.248 INCHES MAXIMUM | | SPECIAL FEATURES | CHAMFERED BOTTOM INSIDE AND TOP OUTSIDE CORNERS;INSIDE DIAMETER CROSS SECTION IS .300 INCHES |
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