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 6620-01-138-0089
NSN 5985-01-460-0079
NSN 5920-00-147-7975
NSN 2925-00-943-2263
NSN 6145-01-016-6571
NSN 6240-01-541-2503
NSN 5990-01-426-7350
NSN 5996-01-645-4831
NSN 6145-00-419-0550
NSN 6240-01-423-1335
NSN 5950-01-541-6216
NSN 6110-01-196-6385