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 5975-01-303-4239
NSN 7035-01-131-1168
NSN 5905-01-154-4764
NSN 6240-00-816-6749
NSN 4140-00-413-0877
NSN 5910-00-223-3137
NSN 5855-01-254-3041
NSN 6650-01-378-6868
NSN 5920-00-102-8713
NSN 6610-01-141-4960
NSN 5965-01-632-6690
NSN 6220-01-170-6913