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 4140-01-337-0495
NSN 5945-01-016-8451
NSN 5925-01-649-6225
NSN 5945-01-602-4106
NSN 5920-01-321-8893
NSN 7035-01-397-1519
NSN 6685-00-186-7879
NSN 5998-01-306-8387
NSN 2925-01-191-9668
NSN 5925-01-439-5040
NSN 6610-01-364-8295
NSN 6145-00-952-1815