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 4140-01-398-1631
NSN 5925-01-460-7920
NSN 5910-01-216-2786
NSN 5950-01-059-4185
NSN 7035-01-072-7785
NSN 6150-01-569-3619
NSN 6645-01-424-9415
NSN 5895-01-350-3527
NSN 5855-01-408-3154
NSN 5910-01-067-3909
NSN 6620-01-647-1393
NSN 6610-01-459-4412