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 6145-00-939-1745
NSN 6135-01-415-1163
NSN 5925-01-068-7906
NSN 5950-00-738-6143
NSN 5895-00-255-7784
NSN 5920-01-607-6904
NSN 5915-01-339-7060
NSN 5998-01-229-9278
NSN 5905-01-512-1354
NSN 6645-00-155-2398
NSN 5835-00-552-0734
NSN 6650-01-606-5725