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 6150-00-596-9882
NSN 5915-01-357-7585
NSN 5945-01-094-6343
NSN 5915-01-565-0429
NSN 7035-00-064-7008
NSN 5935-01-441-7854
NSN 5996-01-218-0522
NSN 5945-01-390-2021
NSN 5990-01-372-6047
NSN 5990-00-348-1423
NSN 6320-01-573-6490
NSN 5915-01-605-3117