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 6685-01-479-5420
NSN 6145-00-156-4394
NSN 6240-00-878-1965
NSN 4140-00-555-3856
NSN 5965-00-351-7460
NSN 5999-00-155-3088
NSN 5930-01-363-8736
NSN 6145-01-020-5353
NSN 6320-01-622-5493
NSN 5905-01-444-6911
NSN 5985-01-176-0622
NSN 6320-00-731-6134