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 5935-00-621-4371
NSN 5950-01-110-0117
NSN 5930-00-962-9514
NSN 6610-01-071-4097
NSN 6320-00-681-1324
NSN 5950-01-011-3423
NSN 5935-01-032-4586
NSN 5905-01-188-6975
NSN 5855-00-560-0110
NSN 6685-01-317-8372
NSN 5975-00-280-3983
NSN 6145-01-381-2529