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 5975-01-254-1684
NSN 5950-01-613-4237
NSN 4140-00-507-2602
NSN 5975-01-338-3684
NSN 6320-00-790-4844
NSN 6645-01-359-7875
NSN 6320-00-308-7386
NSN 5895-01-437-4918
NSN 5985-01-521-3006
NSN 5855-00-058-1293
NSN 5975-01-069-3236
NSN 5990-01-538-0923