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 5975-01-623-2131
NSN 6150-01-519-3840
NSN 6145-01-322-3688
NSN 6240-00-332-2084
NSN 5990-01-411-5930
NSN 6135-01-238-2878
NSN 5925-01-261-7752
NSN 6220-00-114-4953
NSN 5935-01-519-9349
NSN 5998-01-118-2783
NSN 5975-01-359-9617
NSN 6610-00-105-7270