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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Rolair 431 Air Filter Element #081096
Price: $16.88Old Part Numbers: 019-0246, 019-0023Replacement air filter element, Rolair 431. Fits the K12 through K30 air compressor pumps.Price: $16.88 -
Drain Valve, 1/4" NPT #1163AE
Price: $3.30Old Part Numbers: 072-0006Replace this air compressor drain valve if leaking or will not work. Prevent rust from ruining your tank by draining your tank daily. Keep an extra around for a spare. This...Price: $3.30 -
Replacement Paper Filter Element for Twist-Lock Air Filter Assembly #08029F
Price: $16.88Replacement 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...Price: $16.88 -
CTB1212 Check Valve #022AC4
Price: $16.39Old Part Numbers: PACP434, CV4x4TA1/2" FPT x 1/2" MPT. If your pressure switch is leaking out of the small bleeder valve on the side or if located underneath, order this valve.Price: $16.39 -
Rubber Isolator Foot, EC25E Model #02B392
Price: $2.75Keep your air compressor from sliding all around your vehicle or floor. Order extra for future use.Specifications Height: 3/4" Diameter: 1-1/2"Price: $2.75 -
Safety Relief Valve, 1/4", 165 PSI #0E537D
Price: $6.48Air 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...Price: $6.48 -
Twist-Lock Air Filter Assembly, 1/2" MPT #080E50
Price: $34.00Old 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...Price: $34.00 -
Bearing Inserts (order 2 for both rods) #07F8A7
Price: $42.00If you start to hear knocking from your pump, then you need to replace your bearing inserts. Check crank to make sure it is not damaged.Price: $42.00 -
Air Regulator, 3/8" NPT #07F8DD
Price: $41.50Old 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...Price: $41.50 -
Rolair K17 Air Compressor Pump Rebuild Kit #081084
Price: $120.12Old Part Numbers: K17REPKIT/10, K17REPKIT/30, K17REPKIT/SYNKit includes most parts needed for a full air compressor pump rebuild: Gasket Set, Oil Sight Glass, Oil Breather/Dipstick, Rings, Air...Price: $120.12 -
1/4" HD Wingnut Drain Cock #07F8E3
Price: $22.501/4" NPT Heavy Duty drain cock. Prevent rust from ruining your tank by draining your tank daily. Keep an extra around for a spare.Price: $22.50 -
Oil Sight Gauge, K11/K17/K24/K30 Pumps #07F8C1
Price: $19.58Old Part Numbers: 30500130CHOil Site Gauge. Includes Gasket.Price: $19.58 -
Pilot Unloader Valve, Cut-In/Cut-Out PSI is 105/135 PSI #1162AD
Price: $51.53Old 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...Price: $51.53 -
Crankcase Breather, K50 Pump, 3/8" #07F8A9
Price: $24.57Old Part Numbers: 36500300CHCrankcase Breather with O-ring.Price: $24.57 -
Air Compressor Pressure Switch / Manifold Hex Head Pipe Plug, 1/4"-18 NPT #0E52D4
Price: $1.50Old Part Numbers: 3168Air compressor pressure switch/manifold pipe plug, 1/4"-18 male NPT. A very common hex plug used on countless air compressors, this 1/4" NPT countersunk hex plug installs into...Price: $1.50 -
Rolair Air Compressor Throttle Control Kit #07F8DB
Price: $32.00Old Part Numbers: MF192EGX160K1QXThrottle control for Rolair and MasterForce units. Mounts above on/off switch and tells the engine when to speed up or slow down. Replace if yours is sticking or...Price: $32.00 -
Price: $24.00 -
On Sale
Bare Piston, K8 / K12 / K17 Pumps #07FCE2
Now: $51.95Was: $64.86Bare Piston (no rings) for the Rolair K8, K12, and K17 pumps. NOTE: Order Ring Set separately.Now: $51.95Was: $64.86 -
Pilot Valve Line #116253
Price: $13.30Flexible nylon line to replace your kinked copper line. Includes fittings.Price: $13.30 -
Air Filter Assembly, 1/2" MPT #0EBF63
Price: $39.50Complete hollow-style air filter assembly for air compressors, including filter element. 1/2" threaded inlet. Takes the #14-SOL Filter Element. Replacing the pump's air filter regularly is important...Price: $39.50 -
Price: $36.00 -
Rolair K17 Air Compressor Pump Replacement without Flywheel, Single-Stage, 1.5 - 3 HP #07FA2A
Price: $543.00K17 single-stage, twin-cylinder pump assembly, without flywheel. Up to 11.11 CFM with 3 HP motor. Cast iron cylinders. Reliable workhorse found on most contractor models. Save money by using your old...Price: $543.00 -
Rolair K17 Air Compressor Pump Valve Kit #08113D
Price: $63.49Everything you need to perform an air compressor valve job, includes all valves and gaskets. NOTE: Does not include the 30501490CH Aftercooler Gasket. Order separately if your pump has a finned...Price: $63.49 -
Aftercooler, K17 / K18 Pumps #07F8C7
Price: $55.93Old Part Numbers: 305014ACHFinned aftercooler for the K17 and K18 model pumps. Order o-ring to go with aftercooler.Price: $55.93 -
Crankshaft #07F8A1
Price: $144.38If 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...Price: $144.38 -
Price: $138.60 -
In-Line Lubricator, 3/8" #07FA26
Price: $54.993/8" in-line lubricator for air compressors. A great addition to your air compressor, in-line lubricators contain a bowl of lubricant that aerosolizes and mixes in with the air, providing just the...Price: $54.99 -
Price: $11.40 -
Connecting Rod #07F8A3
Price: $93.06Replace these if bent or worn. Check crank for damage first. (includes upper bushing)Price: $93.06 -
Rolair K17 Air Compressor Pump Replacement, Complete Assembly, Single-Stage, 1.5 - 3 HP #07F89A
Price: $576.75K17 pump assembly with flywheel. Up to 11.11 CFM with 3 HP motor. Cast iron cylinders. Reliable workhorse found on most contractor models. Save money by using your old flywheel and aftercooler...Price: $576.75 -
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Price: $14.44 -
S.S. Braided Discharge Hose, 1/2" MPT x 5/8" JIC female flare swivel, 9.5" Long #07F8C5
Price: $62.51Old Part Numbers: 145F, FDT91/2" MPT x 5/8"-14 JIC female flare swivel x 9.5" long. 1/2" inside hose diameter.Extra DetailsIf you have a Rolair unit, this fits the 6590HK18, 4090HK17, 1040 Series,...Price: $62.51 -
Aftercooler Tube Gasket #07F8AB
Price: $15.73If leaking occurs around your aftercooler supply line at the head, replace this gasket.Price: $15.73 -
Ring Set for Both Pistons #07F89F
Price: $74.32Order rings if your unit is using oil and your valves are good. Hone the cylinder walls prior to installing. Order cylinder gasket if only removing cylinder and installing rings.Price: $74.32 -
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Price: $4.75 -
Price: $10.45 -
Price: $6.53
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Rolair K17 Air Compressor Pump Gasket Kit #07F8A5
Price: $90.69Includes all necessary gaskets for rebuilding your K17 model air compressor pump: head gasket, inner valve plate gasket, valve plate-to-cylinder gasket, crankcase gaskets, bearing cover gaskets, and...Price: $90.69 -
Rubber Hose #07FA20
Price: $9.003/8" Rubber Hose, sold by the foot. (Example: Order qty 2 for 2 feet)Price: $9.00 -
Price: $13.99 -
Gasket #07FCD8
Price: $16.88We recommend ordering the gasket kit, as it will save you money and will ensure that you have all of the head gaskets. We always recommend replacing all head gaskets at the same time, as the other...Price: $16.88 -
Price: $5.63
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Pump Head #07F8E7
Price: $75.80Did your unit tip over and break the head. Replace it with a new one. Order gaskets too.Price: $75.80 -
Wheel #07F8E5
Price: $63.92Old Part Numbers: WLS30, WLS30SEALFully pneumatic wheel assby w/sealant. Just slide onto axle.Price: $63.92 -
Price: $12.73 -
Price: $13.30 -
Brass Elbow, 1/8" MPT x 1/4" Hose Barb #07FB51
Price: $14.44Brass 1/8" male NPT x 1/4" male hose barb fitting.Price: $14.44 -
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Price: $20.67 -
Price: $20.15 -
Valve Plate #07F8C3
Price: $82.72If your valve plates are pitted or the valve holes are not lining up with your valves, then you will need to replace these. 2 required for a set. Poor performance or air leaks out of the intake...Price: $82.72 -
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Price: $41.62 -
Price: $13.68
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Compressor Motor Pulley #07FA24
Price: $60.16Rolair Motor Pulley Groove: Single-A Bore: 3/4" Outside Diameter: 4-5/16" Specifications Model Number/ Cross Reference: 4090HK17, 6590HK18,5GR30HK17, RC4HK12 Groove: Single-A Bore: 3/4" Outside...Price: $60.16 -
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Price: $4.75
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3/8" In-Line Gravity Water Filter #07F8DF
Price: $54.52Remove unwanted water from your airlines with this gravity water filter. 3/8" inlet and outlet threads w/ bottom drain valve. Poly bowl. Max inlet pressure 150 PSI.Price: $54.52 -
Price: $15.73 -
Price: $10.00
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Gasket #07FDB2
Price: $21.50We recommend ordering the gasket kit, as it will save you money and will ensure that you have all of the head gaskets. We always recommend replacing all head gaskets at the same time, as the other...Price: $21.50 -
Belt Guard Assby. #07FC8B
Price: $150.36Old Part Numbers: BG9145, BG9140BIncludes base, cover and cover screws. Custom made. 3-4 week ship time.Price: $150.36 -
Price: $4.25
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Price: $22.00 -
Piston Assby with Pin, Retainer & Rings #07F89D
Price: $104.61Includes piston, rings, piston pin & snap rings.Price: $104.61 -
Price: $8.56 -
Cap for Breather #07FCEA
Price: $24.57Old Part Numbers: 36531130CHNo longer available, supersedes to part number 36500300CH.Price: $24.57 -
Oil Drain Tube for GX120-GX200, 10mm #07F8F7
Price: $48.88Stop making a mess! This oil drain tube makes changing your oil easy. Simply remove your oil drain plug and install the metric threaded end into your engine block. Changing oil has never been so...Price: $48.88 -
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Price: $14.25
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Price: $6.12
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Price: $262.93 -
Price: $165.17 -
Price: $25.74
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Electric Stationary Pump Kit #0810ED
Price: $102.48Kit includes 1 bottle of oil, 1 pump air filter, and 1 set of (4) vibration pads.Price: $102.48 -
Price: $21.50 -
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Price: $4.60
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Rolair K17 Air Compressor Pump Replacement without Flywheel For ELECTRIC UNITS, Single-Stage, 1.5 - 3 HP #116768
Price: $516.75K17 single-stage, twin-cylinder pump assembly, without flywheel FOR ELECTRIC UNITS. Up to 11.11 CFM with 3 HP motor. Cast iron cylinders. Reliable workhorse found on most contractor models. Save...Price: $516.75 -
Rolair K17 Air Compressor Pump Replacement without Flywheel For GAS-POWERED UNITS, Single-Stage, 1.5 - 3 HP #116767
Price: $516.75K17 single-stage, twin-cylinder pump assembly, without flywheel. For GAS-POWERED UNITS. Up to 11.11 CFM with 3 HP motor. Cast iron cylinders. Reliable workhorse found on most contractor models. Save...Price: $516.75 -
Price: $6.48 -
Tank Assembly #07F8F9
Price: $521.25Tank rusted out? Order a new one instead of a whole new compressor. NOTE: Lead time on this tank once ordered is 2 to 3 weeks.Price: $521.25 -
Price: $5.22 -
Price: $5.63
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Price: $4.60