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 5920-01-514-0031
NSN 4140-01-128-9614
NSN 6220-00-105-1075
NSN 5935-01-227-2370
NSN 6240-01-394-5697
NSN 6145-01-003-9741
NSN 6645-01-373-7248
NSN 5895-01-653-5406
NSN 6645-01-421-2445
NSN 6685-00-354-2086
NSN 5925-01-443-8590
NSN 6620-00-952-4278