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 6610-01-101-5909
NSN 6240-01-542-8886
NSN 6150-01-476-7770
NSN 6130-00-930-8823
NSN 6240-00-824-0924
NSN 6320-01-292-6635
NSN 6130-01-044-5436
NSN 5925-00-823-2909
NSN 5960-01-105-8402
NSN 5835-00-401-8655
NSN 2925-01-333-6346
NSN 6685-01-038-2451