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 6240-01-287-6785
NSN 6220-01-372-9226
NSN 6135-01-074-8220
NSN 2925-00-149-0760
NSN 5905-00-521-2513
NSN 5910-01-556-8008
NSN 5975-00-330-0120
NSN 5990-01-128-7599
NSN 5975-01-433-5916
NSN 6240-01-502-7103
NSN 6240-01-415-3014
NSN 6620-01-441-0240