Product Description
JT SB-19 is a 19 mm diameter case-hardened steel ball manufactured by Jet, used as an internal check/valve component in Jet PTX and JTX manual pallet jack hydraulic units. Material is high carbon, precision ground steel with nominal HRC 60 surface hardness. No cross-reference part numbers are published for this item.
Specifications
Material
| Ball Material | Case-hardened steel |
| Surface Hardness | Nominal HRC 60 |
| Surface Finish | Precision ground |
| Material Specification | High carbon steel (reference Jet OEM technical spec) |
Part Numbers
| OEM Part Number | JT SB-19 |
| Manufacturer Part Number | JT9-SB-19 |
