: 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 5915-01-235-6318
NSN 5915-00-579-0618
NSN 5855-01-221-0355
NSN 5910-01-577-6655
NSN 5990-01-033-1423
NSN 5996-01-156-7498
NSN 6610-00-248-1559
NSN 6620-00-593-5313
NSN 5835-01-538-8080
NSN 2925-01-027-1293
NSN 6610-00-186-9180
NSN 5895-00-248-7477