Samson PM4 5:1 Lower End / Piston Repair Kit #734958
| Samson Part # | 734958 |
| Product Type | Lower End / Piston Repair Kit |
| Pump Series | PumpMaster 4 |
| Pump Ratio | 5:1 |
| Fits Pump # | 347120 |
| Pump Configuration | PM4 5:1 Stub Pump |
| Service Area | Lower Piston / Intermediate Valve |
Samson PM4 5:1 Lower End / Piston Repair Kit #734958
Genuine Samson lower piston repair kit for PumpMaster 4 5:1 stub pump #347120. Samson lists #734958 as a PM4 5:1 lower-end kit, while technical documentation identifies the serviced component more specifically as the piston or intermediate-valve assembly.
This kit is used to service internal components in the lower pumping section of the #347120 PM4 5:1 stub pump. It does not rebuild the pneumatic air motor or replace the main central-bar assembly.
Questions before ordering? Call (817) 865-3707 and our team will help confirm your PM4 model before ordering.
Compatibility & Fitment
Manufacturer technical documentation specifically identifies #734958 for the PM4 5:1 stub pump #347120. Do not assume that this piston kit fits the #348120 drum-length version or every PM4 5:1 configuration.
Frequently Asked Questions
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