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 5985-00-281-0810
NSN 5990-00-067-6791
NSN 6240-01-196-1688
NSN 5998-01-106-6943
NSN 6610-01-346-8241
NSN 6320-01-466-4175
NSN 5920-01-415-2878
NSN 5975-00-252-0582
NSN 6110-01-413-9385
NSN 6130-01-535-7290
NSN 6645-00-262-7448
NSN 6685-00-344-4603