: 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 6150-01-513-9705
NSN 6610-01-393-1141
NSN 5950-01-408-6172
NSN 2925-00-511-0325
NSN 5910-01-200-6653
NSN 6220-01-626-5140
NSN 2925-01-656-8217
NSN 5960-01-471-2656
NSN 5925-00-165-8694
NSN 5855-01-049-5354
NSN 6320-01-313-8306
NSN 6105-01-453-6510