5310-00-991-7208 WASHER,FLAT Index 1355-00-991-7212 DISC

National Stock Number:
5330-00-991-7209

Federal Supply Class:
5330

National Item Identification Number:
009917209

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:
004-006-5001029METSO AUTOMATION USA, INC
004-006-5053154PORTLAND VALVE LLC
A004-0006-50SP53154PORTLAND VALVE LLC


Techincal Specification:
ANGLE45.0 DEGREES NOMINAL
CENTER HOLE DIAMETER2.250 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT0.188 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLECUP
MATERIALPLASTIC POLYETHYLENE TEREPHTHALATE OVERALL
PERIPHERAL DIAMETER2.500 INCHES NOMINAL


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