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 6105-01-237-2507
NSN 5985-01-538-0201
NSN 5950-01-445-0910
NSN 6130-00-156-3029
NSN 5998-01-063-8935
NSN 7035-01-388-4298
NSN 6145-01-462-4399
NSN 6620-01-608-8548
NSN 5910-00-295-3776
NSN 6105-00-777-7278
NSN 5965-00-529-0602
NSN 2925-01-466-0892