5330-00-297-5487 PACKING,PREFORMED Index 5331-00-297-5489 O-RING

National Stock Number:
5330-00-297-5488

Federal Supply Class:
5330

National Item Identification Number:
002975488

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:
141451610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
PURCHASEDETAIL5330-226-13095683GENERAL STORES SUPPLY OFFICE


Techincal Specification:
CENTER HOLE DIAMETER0.172 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
COLORBLACK
CROSS-SECTIONAL HEIGHT0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
HARDNESS RATING60.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION417,TY R,CL RN,GR RN625 MIL STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER POLYISOPRENE NATURAL CLASS NR OVERALL


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