5310-00-551-4786 WASHER,FLAT Index 5330-00-551-4790 PACKING,PREFORMED

National Stock Number:
5330-00-551-4787

Federal Supply Class:
5330

National Item Identification Number:
005514787

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.


Manufacturer Information:
257354F5989REXROTH SA
576-209-1718756REVAPC2480064NAVAL SHIP SYSTEMS COMMAND
586-515-1719251REVAPC1580064NAVAL SHIP SYSTEMS COMMAND
598-209-1892006REVAPC2480064NAVAL SHIP SYSTEMS COMMAND
73552-26X7PC2596169ELECTRIC BOAT CORPORATION
75611-14XSPC1096169ELECTRIC BOAT CORPORATION
8655-099REVAPC2496169ELECTRIC BOAT CORPORATION
8655-120REVAPC1596169ELECTRIC BOAT CORPORATION
97-79-554D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
9855-014X3REVAPC2496169ELECTRIC BOAT CORPORATION
Q1007322MINNESOTA RUBBER CO
Q4112D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Q4112-366Y07322MINNESOTA RUBBER CO


Techincal Specification:
CENTER HOLE DIAMETER0.500 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESPECIAL
CROSS-SECTIONAL HEIGHT0.094 INCHES NOMINAL
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
PERIPHERAL DIAMETER0.688 INCHES NOMINAL
TEMP RATING-45.0 FAHRENHEIT AND 220.0 FAHRENHEIT


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