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 5895-00-781-8636
NSN 7035-01-057-6325
NSN 7035-00-020-2227
NSN 5920-00-038-0011
NSN 5915-00-088-5995
NSN 5998-00-277-7552
NSN 6645-01-160-4256
NSN 6645-00-488-4432
NSN 5895-01-535-7300
NSN 5910-00-528-4311
NSN 5999-01-590-3816
NSN 5960-00-755-7017