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 6650-01-144-8436
NSN 6220-01-430-0442
NSN 6110-01-462-1698
NSN 5999-01-474-9167
NSN 5915-01-389-1065
NSN 6110-00-170-6520
NSN 5950-00-227-3948
NSN 5835-01-247-2634
NSN 5960-00-539-7914
NSN 6620-01-207-7333
NSN 6145-01-555-9370
NSN 5975-00-900-4013