Used on a power driven hydraulic pumping unit
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.
NSN 5855-00-688-9954
NSN 6645-00-580-9605
NSN 5910-00-985-0636
NSN 7035-00-421-8710
NSN 5999-00-753-7450
NSN 6620-01-448-8926
NSN 5910-01-600-2613
NSN 5905-00-681-1197
NSN 4140-00-274-9638
NSN 6105-01-550-4820
NSN 5960-00-070-4399
NSN 5835-01-290-5925