4090HK17, 4090K17 #01B4E8
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Model Numbers: 4090HK17, 4090K17
Repair Parts for Rol-Air 4090HK17, 4090K17 Portable Single Stage Oil-Bath Gas Air Compressor
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Crankshaft #07F8A1
Price: $132.27If your crank is grooved, replace it to ensure that your rebuild will not be in vain. If there are only surface deposits of aluminum from the bearings, then remove them with a soft wire brush and then polish your crank.Price: $132.27 -
Piston Assby with Pin, Retainer & Rings #07F89D
Price: $95.58Includes piston, rings, piston pin & snap rings.Price: $95.58 -
Price: $23.38
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Price: $5.58
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Price: $60.61
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Air Regulator, 3/8" #07F8DD
Now: $29.95Was: $72.29Old Part Numbers: 160-1001, MFREG0375Air regulator assembly for air compressors with 3/8" FPT inlet/outlet and 1/4" side port for pressure gauge. Gauge not included. Fits most compressors. Regulates the amount of air fed to your tools. If air leaks from...Now: $29.95Was: $72.29 -
Price: $3.75
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Price: $67.68
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Pilot Valve Line #116253
Price: $12.02Flexible nylon line to replace your kinked copper line. Includes fittings.Price: $12.02 -
Safety Relief Valve, 1/4", 165 PSI #116330
Now: $8.95Was: $19.28Old Part Numbers: SVU165, SRV250165, 1229O-165Air compressor safety relief valve, 1/4", 165 PSI. If your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature.Specifications MPT Inlet: 1/4 in. FPT Outlet: 3/8...Now: $8.95Was: $19.28 -
Check Valve, 1/2" FPT x 1/2" MPT, CTB1212 #022AC4
Price: $22.70Old Part Numbers: PACP434, CV4x4TA1/2" FPT x 1/2" 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 check valve is a...Price: $22.70 -
Pilot Unloader Valve, Cut-In/Cut-Out PSI is 105/135 PSI #1162AD
Price: $52.35Old Part Numbers: 131B, MF131B, BG1-M-135Air compressor pilot unloader valve. The pilot/unloader valve is the "brains" of the air compressor and senses the tank pressure to load and unload the unit.Specifications Cut-In/Cut-Out PSI: 105/135 PSI 1/4"...Price: $52.35