: 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 6620-00-522-6693
NSN 6145-00-403-2902
NSN 6135-00-471-5356
NSN 7035-01-118-5861
NSN 5975-01-212-2020
NSN 5930-00-361-8699
NSN 5935-00-824-2541
NSN 5998-01-224-8625
NSN 5996-01-508-9449
NSN 6145-01-472-3120
NSN 6110-01-442-0661
NSN 6650-01-386-6711