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 5975-00-269-4365
NSN 4140-00-168-6184
NSN 6135-01-485-9724
NSN 6320-00-557-3079
NSN 5925-01-624-8660
NSN 5855-00-138-2386
NSN 5950-01-215-7876
NSN 5855-00-489-6754
NSN 5990-01-202-0001
NSN 5960-01-589-6846
NSN 2925-01-156-9570
NSN 5920-00-981-5803