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 6110-01-297-0963
NSN 6620-01-554-0030
NSN 5996-00-201-6921
NSN 6110-00-514-2639
NSN 6220-01-468-3701
NSN 6685-01-613-6846
NSN 6320-01-607-1491
NSN 5975-00-157-9676
NSN 5855-01-463-7372
NSN 5925-00-299-2728
NSN 5855-01-376-0363
NSN 6145-01-384-2043