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 5915-01-494-5692
NSN 2925-01-625-6841
NSN 6145-01-371-6250
NSN 6135-00-351-8606
NSN 6620-01-361-8685
NSN 5920-00-276-8657
NSN 5945-01-168-3258
NSN 5905-01-580-2078
NSN 6650-00-977-7533
NSN 6620-00-923-8470
NSN 5835-01-286-6499
NSN 6620-01-539-2729