5330-01-267-8929 PACKING,PREFORMED Index 5330-01-267-8931 PACKING,PREFORMED

National Stock Number:
5330-01-267-8930

Federal Supply Class:
5330

National Item Identification Number:
012678930

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:
501-1458633PC4353711NAVAL SEA SYSTEMS COMMAND
501-4458633PC4380064NAVAL SHIP SYSTEMS COMMAND
501-6603013PC3253711NAVAL SEA SYSTEMS COMMAND
7255-243 PC4343689HUNTINGTON INGALLS INC
AS568A-24302697PARKER-HANNIFIN CORP


Techincal Specification:
CENTER HOLE DIAMETER4.081 INCHES MINIMUM AND 4.137 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONZZZY
CROSS SECTION OUTSIDE DIAMETER0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
PERIPHERAL DIAMETER4.387 INCHES NOMINAL
PROPRIETARY CHARACTERISTICSPACS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTTING SPECIFICATIONS


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