No other part numbers with same form, fit, and function found.
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 4140-00-978-9590
NSN 6650-01-547-6631
NSN 5999-01-511-8673
NSN 5835-00-958-6231
NSN 5835-01-160-7282
NSN 6645-00-602-5968
NSN 6130-01-564-2076
NSN 5910-00-216-4726
NSN 5905-00-515-3594
NSN 5945-01-450-9278
NSN 5985-01-517-2274
NSN 5975-01-340-4754