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 4140-00-152-7092
NSN 5975-01-155-3270
NSN 5930-01-604-9646
NSN 6150-01-052-7148
NSN 5985-01-212-9180
NSN 5990-01-544-4360
NSN 5999-00-126-7160
NSN 5965-01-406-4164
NSN 5925-00-280-2273
NSN 6135-00-932-3136
NSN 6130-01-354-5477
NSN 5935-01-432-2739