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 5895-00-522-3986
NSN 6135-01-068-0119
NSN 5965-00-785-5100
NSN 6645-00-441-8008
NSN 6105-00-071-2875
NSN 5855-01-467-3802
NSN 5965-00-722-7574
NSN 5915-00-454-7215
NSN 6645-00-262-7448
NSN 5920-00-034-0940
NSN 6110-01-611-7860
NSN 5835-01-158-6878