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 6685-00-416-2900
NSN 4140-01-548-1171
NSN 5895-00-543-2906
NSN 6135-01-578-8919
NSN 5999-00-542-0541
NSN 2925-01-483-9147
NSN 5905-00-153-2802
NSN 5895-00-127-9533
NSN 5920-01-617-8857
NSN 5950-01-570-8677
NSN 5975-01-105-3342
NSN 2925-01-490-3884