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 5945-01-201-0000
NSN 6150-00-558-5508
NSN 5996-01-384-1286
NSN 5855-01-108-2044
NSN 2925-00-404-6461
NSN 5925-01-337-3336
NSN 5996-01-048-3754
NSN 6620-00-140-8644
NSN 5996-00-661-1151
NSN 6240-01-622-3020
NSN 7035-01-442-5737
NSN 6320-00-194-4252