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 6620-01-147-0441
NSN 6610-01-115-3678
NSN 5950-01-521-7376
NSN 6240-01-056-8691
NSN 5930-01-433-3375
NSN 5930-00-288-1882
NSN 6645-01-445-5235
NSN 6145-01-027-2055
NSN 5910-01-253-5597
NSN 7035-00-541-8516
NSN 6135-01-293-3066
NSN 6150-00-617-1989