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 6240-01-207-2120
NSN 6135-01-528-6896
NSN 5965-00-647-3972
NSN 7035-00-973-9215
NSN 5930-01-287-9744
NSN 5960-01-336-0487
NSN 6320-00-213-0477
NSN 5920-01-552-7031
NSN 6135-01-134-7222
NSN 6135-01-142-2417
NSN 5960-01-632-6576
NSN 6130-00-583-9925