Item must comply with requirements of defense supply center philadelphia production standard no. Po0110nrp
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 4140-00-225-8586
NSN 6130-00-340-2953
NSN 4140-01-442-3063
NSN 7035-01-324-1247
NSN 5990-01-606-7521
NSN 5910-00-618-9534
NSN 5905-01-542-6632
NSN 6110-01-411-6608
NSN 6105-01-574-2906
NSN 6220-01-619-1637
NSN 7035-01-445-3563
NSN 5990-01-116-2181