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 6645-01-468-4990
NSN 6135-01-278-9717
NSN 5960-01-076-4708
NSN 5960-01-063-6846
NSN 5990-01-160-6978
NSN 5950-00-247-5016
NSN 6145-01-510-9570
NSN 5996-01-299-0681
NSN 6320-01-569-2672
NSN 6685-00-365-5572
NSN 5895-01-158-0159
NSN 5990-01-525-1674