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 5965-01-442-0490
NSN 6110-01-555-6519
NSN 6110-00-242-8123
NSN 5855-00-797-8217
NSN 5950-01-088-8527
NSN 5935-00-558-4755
NSN 6145-01-160-7658
NSN 6240-01-008-1215
NSN 5975-01-454-9847
NSN 5925-00-940-0795
NSN 5925-01-297-2224
NSN 6240-01-553-3253