: 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 6320-01-225-9963
NSN 2925-00-163-4543
NSN 6650-00-518-5194
NSN 2925-00-628-8179
NSN 6620-01-135-0992
NSN 6320-01-115-4404
NSN 6320-01-556-2011
NSN 5990-01-254-3197
NSN 5945-00-831-3985
NSN 5910-00-186-9688
NSN 5998-00-937-7464
NSN 5930-00-075-8169