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 5895-00-170-4568
NSN 5996-00-351-2369
NSN 2925-01-659-8436
NSN 6150-01-433-0315
NSN 6145-00-422-2644
NSN 5925-01-333-1610
NSN 2925-01-589-9136
NSN 5925-00-826-6901
NSN 6135-00-027-3914
NSN 6685-00-934-8676
NSN 6135-01-163-0332
NSN 6240-00-739-0961