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 6620-01-105-5770
NSN 5975-00-189-0857
NSN 2925-01-143-0092
NSN 5960-01-486-3060
NSN 5990-01-647-8574
NSN 5950-01-514-1286
NSN 5996-01-451-1903
NSN 5965-00-396-3411
NSN 6645-01-582-6688
NSN 6650-01-037-9755
NSN 5910-01-163-3130
NSN 6145-00-284-1514