5331-00-194-3719 O-RING Index 5331-00-194-3721 O-RING

National Stock Number:
5330-00-194-3720

Federal Supply Class:
5330

National Item Identification Number:
001943720

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:
20564182922KIDDE WALTER CONSTRUCTORS INC
AN6230-1088044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
GA102224956UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC
K1-2100-1000347ALT1PCR380064NAVAL SHIP SYSTEMS COMMAND
R146121PC3562983EATON AEROSPACE, LLC
T1-2100-1286335REVAPC1880064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
CENTER HOLE DIAMETER2.719 INCHES MINIMUM AND 2.749 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM


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