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 5999-01-163-4257
NSN 5905-01-364-9573
NSN 6620-00-699-5537
NSN 5930-01-153-2667
NSN 5985-01-142-9056
NSN 5975-00-153-0050
NSN 5945-01-549-3665
NSN 6620-00-814-4770
NSN 2925-00-234-0479
NSN 7035-01-474-9537
NSN 5905-00-197-7674
NSN 5925-01-071-6671