For class 150 lb steel gate valve
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.
Classification: Gaskets,washers & other seals
NSN 6685-00-166-7439
NSN 7035-01-442-2634
NSN 5915-00-032-6370
NSN 5920-00-412-0022
NSN 5990-01-490-4341
NSN 7035-01-364-8454
NSN 5905-01-579-6536
NSN 6220-01-578-7084
NSN 5998-00-254-8484
NSN 5905-01-500-1570
NSN 5925-00-057-6762
NSN 5930-01-281-2982