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 5990-01-378-1444
NSN 5985-00-383-6178
NSN 6220-01-431-7915
NSN 6220-00-366-1670
NSN 6320-01-622-5493
NSN 6320-00-701-0437
NSN 5945-01-079-5249
NSN 6685-00-375-8689
NSN 5950-01-355-0403
NSN 6110-01-188-7432
NSN 5990-01-271-1628
NSN 6610-00-575-7933