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 4140-01-261-4741
NSN 6620-01-557-0583
NSN 5985-00-478-3061
NSN 5905-01-427-3804
NSN 5910-01-440-6363
NSN 5975-00-970-2639
NSN 5996-01-408-0364
NSN 6320-00-360-1744
NSN 6240-01-172-4604
NSN 6130-01-482-3518
NSN 5975-01-622-3090
NSN 5930-01-386-9311