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 5935-01-659-5575
NSN 5925-01-623-9403
NSN 6645-01-412-5781
NSN 2925-00-925-0545
NSN 6320-01-399-6177
NSN 6620-00-445-8325
NSN 5925-01-655-7398
NSN 5975-00-935-5946
NSN 5920-01-408-6800
NSN 5910-00-482-4551
NSN 6240-01-555-8649
NSN 5855-01-260-7445