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 5925-00-451-2061
NSN 6610-00-647-3830
NSN 6240-01-381-8713
NSN 6135-00-985-7887
NSN 6145-01-421-4257
NSN 5950-00-248-6921
NSN 5905-01-231-0070
NSN 5935-01-237-9082
NSN 6620-01-643-5531
NSN 6650-01-151-6450
NSN 6685-00-464-3176
NSN 2925-01-331-5039