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 5998-00-060-0623
NSN 7035-00-286-6221
NSN 5910-01-250-3124
NSN 5895-00-288-5878
NSN 5895-00-200-7114
NSN 5910-00-113-4988
NSN 6685-01-519-9250
NSN 5835-01-555-8963
NSN 6685-01-579-3636
NSN 6105-01-322-4613
NSN 5855-01-213-9076
NSN 5985-01-502-0950