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 5920-01-551-5650
NSN 5920-00-234-9002
NSN 6150-00-782-5332
NSN 6610-01-502-7106
NSN 5920-00-180-4278
NSN 5985-01-191-3315
NSN 6150-00-068-5751
NSN 6620-01-423-0833
NSN 6135-01-056-4609
NSN 6135-01-529-0122
NSN 5985-01-214-9686
NSN 6145-01-646-0548