Od is 0.375 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 5930-01-583-6743
NSN 5910-01-023-8230
NSN 5910-01-508-5312
NSN 5905-01-227-4422
NSN 6645-01-374-6343
NSN 6685-01-154-2421
NSN 6320-01-021-6633
NSN 6145-01-105-8205
NSN 6145-01-625-4227
NSN 6110-01-235-0882
NSN 6130-01-406-7385
NSN 2925-01-400-2286