Color is rust
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 6110-01-295-6037
NSN 5920-01-632-8219
NSN 5965-00-228-8336
NSN 4140-01-423-6219
NSN 5935-01-513-8861
NSN 6320-01-183-8196
NSN 6645-01-406-9420
NSN 6320-01-541-7585
NSN 6685-01-617-4527
NSN 5950-01-530-0538
NSN 5985-00-690-5949
NSN 5935-01-054-4233