Material: butyl rubber parker compound b612-70; 70 durometer, per astm d2000-70/sae j200; two tabs located 180 degrees apart on inside and outside dia, 0.005 wide by 0.003 long; used on gta-1
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 5920-01-279-0419
NSN 6620-01-457-9100
NSN 4140-01-574-2422
NSN 5935-00-442-9588
NSN 6610-01-302-6347
NSN 5945-00-513-9716
NSN 5835-00-943-2763
NSN 5920-01-020-7659
NSN 6110-00-269-2696
NSN 5920-01-287-1542
NSN 5905-01-653-0083
NSN 5945-00-583-9552