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 5996-00-267-1139
NSN 5990-01-136-4068
NSN 6685-01-545-4053
NSN 5960-01-125-2356
NSN 6135-01-167-7604
NSN 5960-01-573-6483
NSN 6320-01-418-2611
NSN 5925-01-521-2940
NSN 5915-01-525-7731
NSN 5945-01-353-2460
NSN 5925-00-770-4068
NSN 2925-01-266-5229