Simlar to din 3770
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 5945-01-272-8904
NSN 5920-01-119-3652
NSN 5960-00-725-0527
NSN 5950-00-205-2932
NSN 2925-00-871-9240
NSN 5999-00-782-4798
NSN 5920-00-169-8926
NSN 6610-01-101-1927
NSN 5835-01-522-9881
NSN 6610-01-117-2510
NSN 5945-01-106-3893
NSN 5965-01-449-1101