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 6145-01-604-7391
NSN 7035-01-483-1531
NSN 6320-01-498-4954
NSN 5920-01-188-0048
NSN 5950-00-414-7250
NSN 4140-01-123-6066
NSN 5910-01-311-6260
NSN 5855-01-244-9785
NSN 5910-00-707-3128
NSN 7035-01-443-3052
NSN 5990-01-565-2226
NSN 6240-01-613-0089