MSL10 Air Compressor Pump Replacement without Air Filter, Single-Stage, 2 HP (Electric) / 5 HP (Gas) #0A12E3

Complete MSL10 replacement pump assembly for your air compressor. Includes flywheel. The MSL10 is a very popular replacement pump for most smaller, inline single-stage units with only one line coming from the pump head.

NOTE: Does not include air filter assembly, order separately.

• Splash oil-lubricated pump
• CNC machined - ISO 9002
• Large Swedish stainless-steel reed valves
• Reversible head: right or left discharge
• Oversized crankcase for large oil capacity
• Maximum pressure 140 PSI

Need oil? Click here for synthetic and synthetic-blend air compressor oil to keep your compressor running like new for years to come.

Specifications

• HP: 2 HP (electric) / 5 HP (gas)
• Stages: Single-Stage, Inline Twin-Cylinder
• Drive: Reciprocating / Oil-Bath
• CFM Delivery: 5.9 CFM @ 90 PSI (810 RPM) / 6.8 CFM @ 90 PSI (950 RPM)
• Max PSI: 140 PSI
• Material of Construction: cast-iron with steel sleeves
• Flywheel: 10" OD single "A" groove (4L-style)
• RPM: 800 / 950 (depending on pulley diameter)
• Duty Cycle: 80/20
• Oil Capacity: 0.54 qts.
• Weight: 39 lbs.
• Dimensions (LWH): 11.2" x 6" x 11.1"
• Bore & Stroke: 2.5" x 
• Bolt Pattern: 5.53" front-to-back, 5.9" side-to-side
• Outlet: 3/8" FPT
• Warranty: 1 year for Residential use, 90 days for Commercial use

Extra Details

This pump has a 1/2" female NPT hole for the air filter assembly and a 3/8" female NPT hole for the supply line.

If your original pump has two lines coming out of the pump head (outlet), you can order the three below parts to adapt the unit to use both lines.

NOTE: Customer must drill and tap an 1/8" female NPT hole in the side of the RA4F3M-BB fitting in order to thread the 121-1032 compression adapter.

- RA4F3M-BB (3/8" MPT x 1/2" FPT brass adapter)
- 007.0156-0-SH (1/2" MPT canister air filter assy with element)
- 121-1032 (1/8" MPT x 1/4" compression elbow)

• Bolts up with very minor modification
• Head and valve plate can be rotated as needed.
• Click here for tech details on this pump
• Click here for dimensions
• Click here for full schematic of pump

Torque specs:

• Cylinder head  177 in lbs.
• Cylinder 177 in lbs.
• Flywheel 177 in lbs.
• Flange 71 in lbs.
• Valve Retainer Screws 20 in lbs.

Video

Click here to view Pump video