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 6220-01-227-4152
NSN 5915-01-146-2058
NSN 5996-01-441-7910
NSN 5920-01-415-2878
NSN 6645-01-607-4078
NSN 6610-01-238-8712
NSN 5965-01-167-8513
NSN 4140-01-232-8998
NSN 6150-00-070-8203
NSN 6145-01-504-8141
NSN 5990-01-097-4721
NSN 5920-01-146-4503