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 5835-00-257-2852
NSN 5990-01-272-4091
NSN 2925-00-804-8971
NSN 6685-01-546-0527
NSN 6645-01-510-3496
NSN 6220-00-397-6910
NSN 6240-00-275-1950
NSN 5925-00-262-6087
NSN 5895-00-501-4914
NSN 5930-01-358-8501
NSN 5925-01-038-5410
NSN 6105-01-657-3506