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 6240-01-352-3642
NSN 6135-01-351-2690
NSN 5920-00-369-0923
NSN 5895-01-650-4438
NSN 6110-01-051-0951
NSN 6610-00-584-5055
NSN 6320-01-064-0372
NSN 6650-00-369-4429
NSN 5895-01-380-2663
NSN 5950-01-330-2845
NSN 5975-00-518-0780
NSN 6685-00-671-9329