A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5999-01-073-7531
NSN 5999-00-977-2912
NSN 7035-01-201-9850
NSN 6135-01-045-1504
NSN 5975-01-052-1433
NSN 6240-01-516-8393
NSN 7035-01-211-5636
NSN 5950-00-599-9435
NSN 6610-01-418-3284
NSN 6135-01-247-5660
NSN 5930-01-369-2327
NSN 6240-01-177-1487