4820-01-484-0525 DISK,VALVE Index 4820-01-484-0527 DISK,VALVE

National Stock Number:
5330-01-484-0526

Federal Supply Class:
5330

National Item Identification Number:
014840526

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:
6-72456-2681205THE BOEING COMPANY
6-72465-2630842KIT PACK CO., INC.
6-72465-2681205THE BOEING COMPANY


Techincal Specification:
CENTER HOLE DIAMETER4.520 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CROSS-SECTIONAL HEIGHT0.573 INCHES NOMINAL
FSC APPLICATION DATASTABILIZER TRIM ACTUATOR ASSEMBLY
MATERIAL DOCUMENT AND CLASSIFICATIONE.I. DUPONT DE NEMOURS TETRAFLUORETHYLENE RESIN MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYRING,SEAL,ROTARY,LOW PRESSURE
PERIPHERAL DIAMETER4.550 INCHES NOMINAL
PROPRIETARY CHARACTERISTICSPACS
REFERENCE DATA AND LITERATURET.O.8A1-8-7-4,FIG 3,IND 41


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