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 6220-01-222-9045
NSN 2925-01-217-0465
NSN 6240-01-500-0850
NSN 5905-00-517-7560
NSN 5835-00-402-8387
NSN 6645-00-483-2981
NSN 5985-01-145-1073
NSN 6685-01-330-7330
NSN 6610-01-276-7766
NSN 5855-01-290-3248
NSN 6320-01-652-3806
NSN 5895-00-195-1497