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 6145-01-037-9291
NSN 6130-01-007-7258
NSN
NSN 6130-01-399-8234
NSN 6685-00-016-3652
NSN 4140-00-729-6852
NSN 6240-00-342-9756
NSN 6220-01-605-2534
NSN 5920-00-728-6625
NSN 2925-01-113-6904
NSN 7035-00-763-6180
NSN 6240-00-151-5382