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 5950-00-156-2220
NSN 5975-01-527-6685
NSN 5945-01-086-6562
NSN 2925-01-535-7235
NSN 5855-01-218-3735
NSN 6110-00-525-3418
NSN 6135-01-265-1384
NSN 5855-01-492-5666
NSN 6320-00-937-5625
NSN 5915-01-391-1114
NSN 4140-00-253-1801
NSN 6145-01-484-6698