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 5950-01-647-6979
NSN 5985-00-707-3473
NSN 5996-01-340-5268
NSN 5990-00-416-9831
NSN 6135-00-145-8884
NSN 5996-01-014-6103
NSN 5925-01-281-7511
NSN 5925-00-988-2508
NSN 5945-01-492-1056
NSN 6620-01-216-3459
NSN 5855-00-885-8452
NSN 6240-00-959-6735