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 5835-00-170-5238
NSN 5835-01-540-4995
NSN 4140-01-146-2390
NSN 6135-01-222-0703
NSN 6685-00-740-7256
NSN 5950-01-244-4241
NSN 6240-01-537-4838
NSN 6145-00-351-4539
NSN 5990-01-234-4607
NSN 6650-00-005-2145
NSN 5950-01-381-4053
NSN 5950-01-631-8629