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 6240-01-311-6884
NSN 6685-00-415-2608
NSN 6320-00-322-3460
NSN 4140-00-448-4306
NSN 6145-01-152-6232
NSN 5835-01-408-7576
NSN 5975-01-147-4781
NSN 5855-00-631-4565
NSN 6685-01-428-3943
NSN 7035-01-261-9850
NSN 5990-01-400-3299
NSN 5985-01-303-5984