O.D. 2.750 in. Nom; i.D. 2.500 in. Nom; width 0.125 in. Nom
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 6610-01-172-4041
NSN 4140-01-442-8479
NSN 5985-01-403-2835
NSN 5960-01-500-6615
NSN 5925-01-418-9948
NSN 6220-00-082-9139
NSN 5996-00-902-7394
NSN 6105-01-006-3282
NSN 5895-01-563-0101
NSN 5920-01-553-6114
NSN 6220-01-177-5694
NSN 6150-01-360-5880