Replacement paper filter element for twist-lock air filter assembly for air compressors. Element only. Replacing the pump's air filter regularly is important to maintain the performance and longevity...

Old Part Numbers: FS-10-052Twist-lock air filter assembly for air compressors. 1/2" MPT. Includes 10-SOL filter element. Replacing the pump's air filter regularly is important to maintain the...

Old Part Numbers: L54EReplacement air filter element. 3-3/4" OD x 1-1/4" ID x 2-5/8" High. For A Series units and for filter assemblies with separate cover and wing nut (L54E). Includes the element...

Old Part Numbers: L21K, 310-1001-01Replace this if worn or damaged. Torque to 120 in lbs. (Includes bearing shell inserts). NOTE: These new-style rods will install on old-style (non-bearing insert)...

Old Part Numbers: ESQ, 105-1150Synthetic Blue Air Compressor Oil, 1 Quart. Add oil before use.

Old Part Numbers: K9Bearing for crankshaft. Order one for each side.

Old Part Numbers: 421-1001Complete "F" model replacement pump for air compressors, with flywheel and air filter. For stop/start applications. Ready to bolt on and run. Just add oil. Made in the USA...

Old Part Numbers: L53BRACKET,FILTER

Old Part Numbers: K36AWrist Pin Retainer (Bumper).

Old Part Numbers: F31

Old Part Numbers: 69JF7LY, 5131501-00, PCVLAir compressor pressure switch, 2-3 HP, 100/125 PSI cut-on/cut-off pressure. Has unloader valve and on/off switch. Single-port manifold. Furnas/Hubbell...

Old Part Numbers: K132Piston Assy w/ piston, ring set, bumpers and wrist pin. Replace this if the rings do not rotate freely in their grooves.

FW Valve Kit includes stainless steel intake and exhaust valves and top and bottom valve plate gasket necessary for valve job (for F-series breaker pumps w/out head unloader).

Old Part Numbers: K11EAir compressor oil seal. Oil leaking around the shaft? Remove flywheel and replace this seal. Need oil? 

Replacement bearing shells for connecting rod. (order 2 for each connecting rod) Works with old style (non-bearing) and new style.

Old Part Numbers: F101Rebuild kit for single-cylinder F-style air compressor pump. Includes intake and exhaust valves, piston rings, gaskets, and felt air filter (for pump without unloader in head)...

Old Part Numbers: 68-4-21/8" male NPT x 1/4" compression adapter for air compressor unloader/bleeder line. A very common adapter to attach the 1/4" OD unloader/bleeder line from the unloader valve on...

1/2" FPT x 3/4" MPT air compressor check valve with 1/8" FPT side port. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this part. The...

Old Part Numbers: K32 Piston and bumpers (no rings).

Old Part Numbers: G54EPPackage of four (4) G54E hockey puck-style filter elements. Element only for air compressor air filter assembly. Replacing the pump's air filter regularly is important to...

Includes intake, and exhaust valves. Also includes top and bottom valve plate gasket necessary for valve job. (For F pump w/o head unloader)

Old Part Numbers: 320-1177, 320-1044, BGKDPlease Note: New Style Belt Guard. If Your Serial Number Begins With Letters A-F you will need to purchase quantity  2 of each 5/16”x1” hex stock and 5/16”x...

Old Part Numbers: K25For flywheel. Replace when rebuilding pump. Included in the KU Rebuild Kit.

Old Part Numbers: F133Complete ring set for F & FU pumps.

Old Part Numbers: L54EThis handy maintenance kit includes one air compressor air filter element and one (1) quart of high-quality full synthetic lubricant to keep your air compressor running like a...

Old Part Numbers: 220-1002Crankshaft for F & FU pump. Replace if pitted or grooved.

Old Part Numbers: K35Wrist Pin (Piston Pin) for conrod.

Old Part Numbers: L154Newer wingnut-style filter assy with L54E hollow-style element. Uses filter 150-1010-JE filter element. Replacing the pump's air filter regularly is important to maintain the...

Old Part Numbers: F41

Old Part Numbers: F51

Old Part Numbers: F140

Old Part Numbers: MC-5SNote: order this item for model GT5B-120.

Old Part Numbers: F100Includes all gaskets for F series pumps: 104-1000-01, GASKET,CAP,BEARING,F&K&G PUMP,1/32THK,L3 104-1003, GASKET,CYLINDER,F PUMP,1/32THK,F31 104-1004, GASKET,PLATE,VALVE,F...

Old Part Numbers: K52-1

Includes intake, exhaust, and unloader valves. Also includes top and bottom valve plate gasket necessary for valve job.

Head (without unloaders).

Old Part Numbers: KU81

Old Part Numbers: 220-1093Flywheel, 10 3/8 inch. If yours is bent or cracked, replace it with this one. Save the rollpin.

Old Part Numbers: L55Wingnut for old style air filter.

Due to obsolete old air filter assembly, a new head, a valve plate assembly with gaskets and a filter assembly are required. This kit includes all of the below components to convert to the new air...

Air compressor v-belt, 4L450, 45". Replace if frayed or slipping.Specifications A-type belt, 1/2" wide Outside Dimension: 45" "A" Belt Conversion: A43

2 FT

Old Part Numbers: GV12 Quick and easy 1/4 turn cuts it on or off. Industrial Quality. 1/2" FPT on each end.

Old Part Numbers: L54EThis handy maintenance kit includes one air compressor air filter element and one (1) quart of high-quality synthetic blend lubricant to keep your air compressor running like a...

Old Part Numbers: F30Cylinder for F & FU pumps.

Old Part Numbers: FU101Rebuild kit for FU style pump. Has unloader, valves, rings, gasket and felt air filter. (For FU pump w/ unloader in head)

LOCK,FLANGE,HEX,SERR,ST,PLTD,5/16-18

1/2 HP, 115/208-230 Volts, 60 Hz/1-Phase, 1,725 RPM.

Electric Motor. 1/2 HP, 200-208 Volts, 60 Hz/3-Phase, 1,725 RPM.

1/2 HP electric motor, 230-460 Volts, 60 Hz/3-Phase, 1,725 RPM.

Old Part Numbers: 220-1008Includes Head Gasket.

Old Part Numbers: F14Includes seal (F15)