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 5920-01-291-4520
NSN 5985-01-632-6149
NSN 6105-00-249-3765
NSN 6685-01-472-5389
NSN 6645-00-127-3835
NSN 6135-00-686-4777
NSN 5925-01-206-3488
NSN 6110-00-690-9901
NSN 4140-00-497-8402
NSN 5910-00-557-6134
NSN 6130-01-173-8179
NSN 6240-01-373-4530