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 6145-01-265-9360
NSN 6220-00-961-5399
NSN 5915-01-271-3028
NSN 5910-00-311-4312
NSN 7035-00-155-9513
NSN 4140-01-642-7302
NSN 2925-01-303-5266
NSN 7035-00-205-1932
NSN 5935-01-257-6111
NSN 6645-00-051-2875
NSN 6130-01-396-0654
NSN 6130-01-655-1394