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 5985-01-464-3153
NSN 5965-00-988-6854
NSN 5975-00-204-9190
NSN 4140-00-403-1267
NSN 6150-00-820-6425
NSN 6135-01-415-1163
NSN 5905-01-237-8707
NSN 6620-01-391-7331
NSN 5999-00-148-9072
NSN 2925-01-144-7106
NSN 6135-01-493-2736
NSN 5930-00-483-4461