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 5950-01-418-1787
NSN 6130-00-218-1363
NSN 5975-01-380-7175
NSN 2925-01-327-3069
NSN 5930-01-086-7254
NSN 6130-01-323-4425
NSN 5910-01-097-5526
NSN 6650-00-548-9797
NSN 6130-00-930-7458
NSN 6320-01-189-6891
NSN 6320-01-176-8367
NSN 6135-01-553-3604