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 4140-01-510-6289
NSN 5835-01-010-8143
NSN 4140-00-009-3586
NSN 5960-00-201-5265
NSN 5925-01-052-6413
NSN 5915-01-271-5748
NSN 6645-01-244-4881
NSN 5945-01-415-3654
NSN 5915-00-179-4623
NSN 5855-01-408-1786
NSN 6220-01-423-0696
NSN 5975-01-158-6582