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 6650-00-272-2271
NSN 6220-01-176-1863
NSN 5960-01-487-6436
NSN 6130-00-007-5992
NSN 6685-01-187-1550
NSN 6610-00-551-3610
NSN 7035-01-403-2841
NSN 6135-01-231-4809
NSN 2925-01-331-5039
NSN 6320-01-006-6138
NSN 6320-01-643-0850
NSN 5996-01-589-9828