: item must comply with requirements of defense supply center philadelphia production standard no. Po011999950.
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 5999-00-525-4320
NSN 6130-01-640-6907
NSN 5996-00-446-1014
NSN 6150-01-652-2690
NSN 6685-00-904-4540
NSN 5855-01-339-1718
NSN 5855-01-634-0259
NSN 5996-01-660-9986
NSN 6650-00-618-9398
NSN 5985-00-050-5766
NSN 5950-01-217-5289
NSN 5996-00-866-6223