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 5935-01-321-2500
NSN 5945-01-381-0156
NSN 5930-00-171-8867
NSN 5920-01-474-8172
NSN 5950-01-526-0182
NSN 5930-01-309-1658
NSN 5915-01-316-3478
NSN 6240-00-243-0340
NSN 5920-01-168-7810
NSN 7035-01-027-2259
NSN 6135-01-624-3719
NSN 6150-01-406-4984