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 6150-01-338-1142
NSN 6220-00-237-5964
NSN 6685-01-607-2366
NSN 5975-01-364-8210
NSN 6610-01-361-9988
NSN 5996-00-399-0731
NSN 6320-01-425-1417
NSN 6240-01-166-4517
NSN 5905-00-681-0514
NSN 5905-00-186-8994
NSN 6610-01-147-3099
NSN 6610-01-415-1623