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 6145-01-121-1822
NSN 6685-00-988-5222
NSN 6650-01-094-4663
NSN 5920-01-634-0250
NSN 5945-01-325-6638
NSN 5965-01-592-3051
NSN 6610-01-631-4355
NSN 5925-00-135-4276
NSN 5985-01-048-1676
NSN 5930-01-360-4121
NSN 6320-01-170-4068
NSN 5920-01-187-3720