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 6240-01-193-8752
NSN 5965-01-145-3732
NSN 6220-01-531-0753
NSN 5998-01-010-7193
NSN 6240-01-208-9587
NSN 4140-01-033-1238
NSN 6145-00-915-5546
NSN 7035-01-167-2241
NSN 6150-00-883-1642
NSN 6135-00-240-3200
NSN 5965-01-415-9196
NSN 6110-00-188-9874