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 5910-01-237-2621
NSN 5930-01-461-3505
NSN 5920-01-260-2300
NSN 6645-00-312-2752
NSN 5925-00-232-3256
NSN 5920-00-212-4387
NSN 7035-00-349-8571
NSN 6220-01-132-3137
NSN 5855-01-420-4988
NSN 6650-01-359-3452
NSN 6220-01-426-3170
NSN 6220-01-172-5300