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 6110-00-659-3348
NSN 5855-01-492-6913
NSN 6105-00-507-7901
NSN 6620-00-364-4604
NSN 6105-00-316-5098
NSN 5985-00-569-5849
NSN 5905-01-408-6226
NSN 5895-01-225-2500
NSN 6645-01-287-5239
NSN 6145-00-496-2020
NSN 5950-00-964-0073
NSN 6610-01-555-8596