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 6645-01-148-7289
NSN 6130-01-309-9025
NSN 5855-01-159-1654
NSN 4140-01-271-1918
NSN 6220-00-827-7423
NSN 6145-01-609-4051
NSN 5910-00-199-6100
NSN 4140-00-148-7013
NSN 5960-00-121-4963
NSN 6320-00-139-1090
NSN 5960-00-300-2358
NSN 5975-01-152-2910