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 5990-01-529-7307
NSN 5990-01-465-9235
NSN 5975-01-326-7195
NSN 6220-01-573-4361
NSN 6220-00-223-4362
NSN 6135-00-485-7402
NSN 6135-01-390-7364
NSN 6320-01-233-5798
NSN 4140-01-385-4198
NSN 5905-01-302-5932
NSN 5930-01-464-4966
NSN 5950-01-519-0850