Od is 4.500 in
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 5930-01-214-0587
NSN 5990-01-072-6074
NSN 5905-01-141-0425
NSN 6610-01-076-4800
NSN 5985-01-333-9688
NSN 5998-01-146-4211
NSN 6135-01-449-2144
NSN 6685-00-857-1891
NSN 5975-01-474-3829
NSN 6105-00-130-5732
NSN 6150-00-987-5809
NSN 5999-01-152-4200