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 2925-01-643-2967
NSN 5915-01-067-2532
NSN 6220-01-653-4707
NSN 5960-01-491-9916
NSN 5965-01-332-9825
NSN 5930-01-528-4794
NSN 5835-01-111-9838
NSN 6610-00-994-4948
NSN 5905-01-288-0132
NSN 6685-01-315-6984
NSN 5925-01-442-6487
NSN 5998-01-087-1109