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 6240-01-626-5272
NSN 5945-00-978-3147
NSN 5915-01-588-4831
NSN 6320-01-415-0953
NSN 6685-01-364-8552
NSN 5945-01-059-0611
NSN 5975-01-106-2238
NSN 5920-00-296-0454
NSN 6685-01-275-2679
NSN 2925-01-362-2515
NSN 6135-01-054-2462
NSN 5910-00-019-2366