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 5985-01-325-1800
NSN 5950-01-153-2650
NSN 6220-01-284-3297
NSN 5835-00-216-4568
NSN 5975-01-388-7358
NSN 6130-01-160-7772
NSN 7035-01-151-0265
NSN 4140-00-269-8545
NSN 5935-00-796-9831
NSN 5930-01-634-0659
NSN 6150-01-644-8872
NSN 6645-01-327-2389