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 5935-01-394-3986
NSN 6150-01-433-9872
NSN 6105-01-071-4155
NSN 6610-01-212-8854
NSN 5920-01-108-3206
NSN 5925-00-762-0588
NSN 5996-00-111-4600
NSN 5990-01-226-6924
NSN 6650-00-766-7435
NSN 5999-01-025-5337
NSN 6685-00-564-9800
NSN 4140-01-400-3610