919-16504 (Type 1) Craftsman Compressor - Overview

Diagrams for 919-16504

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O-ring – Part Number: SSG-8169
No Longer Available
O-ring
Part #SSG-8169
Gauge – Part Number: A18885
$41.06
Special Order
Gauge
Part #A18885
This is an Genuine OEM replacement part used on Air Compressors. The gauge registers pressure readings and allows you to maintain needed pressure. This Gauge is Sold Individually. You would need a Wrench to secure this Gauge to the Manifold. When replacing this item make sure to unplug the air compressor and bleed out air from the tank.
Connecting Rod Assembly – Part Number: N036518
$77.89
In Stock
Connecting Rod Assembly
Part #N036518
This genuine OEM replacement kit is designed for use with select air compressors and includes essential components to restore proper function. The kit comes with a piston rod, compression ring, cylinder sleeve, and bearing—ideal for repairing worn or damaged internal parts. Please note that this kit does not include the valve plate, head gaskets, or any other compressor components, so be sure to check your model’s requirements before beginning repairs. Installation requires basic tools: a screwdriver, hex key Allen wrench), and pliers. With these tools and a bit of care, you can perform a straightforward repair that helps extend the life and efficiency of your compressor.
DRAIN VALVE – Part Number: N286039
$12.20
Special Order
DRAIN VALVE
Part #N286039
When using an air compressor, moisture naturally builds up inside the tank as air is compressed. If this water isn’t drained regularly, it can lead to internal rust and damage over time. That’s where the drain valve comes in—it allows you to release the built-up water and keep your tank in good condition. Located at the bottom of the tank, this valve should be opened after each use to prevent corrosion and extend the life of your compressor. If you tend to leave air in the tank for long periods, water accumulation can be even more significant. This replacement drain valve features a thread size of 18 TPI and is sold individually. Regular maintenance with a working drain valve helps ensure safe and efficient compressor operation.
ADAPTER .25 NPT X .2 – Part Number: D26889
No Longer Available
ADAPTER .25 NPT X .2
Part #D26889
This is an OEM part sourced directly from the manufacturer. The adapter is designed for use in compressors from DeVilbiss, Black & Decker, Delta, and Porter Cable. This part is made of metal, and may be used to connect the regulator to the tank. You will require a wrench when replacing this part. This item is sold individually.
CLAMP HOSE .250 ID – Part Number: CAC-1206-1
$7.44
In Stock
CLAMP HOSE .250 ID
Part #CAC-1206-1
This replacement hose clamp is designed for use in various compressor models and serves an important role in securing hoses to specific parts of the unit. Whether you're performing maintenance or replacing worn components, this clamp helps ensure a tight, leak-free connection. Made from durable metal and sold individually, it’s easy to install and built to withstand the pressure and vibration common in compressor operation. If your hose feels loose or you're noticing air leaks, replacing the clamp can help restore proper function and keep your compressor running smoothly.
NIPPLE CLOSE 1/4-18 – Part Number: AB-9050628
$7.44
Special Order
NIPPLE CLOSE 1/4-18
Part #AB-9050628
This is a genuine OEM part. The Porter Cable nipple (1/4-18NPT X 1) is constructed of high-quality metal, and is compatible with many air compressors. This part secures the manifold to the compressor tank. An adjustable wrench set is helpful in making the repair. This part is sold individually.
ISOLATOR PUMP – Part Number: D25731
$7.44
Special Order
ISOLATOR PUMP
Part #D25731
This is an original Porter Cable replacement part manufactured for use with air compressors. The rubber isolator is used to reduce vibration caused by the pump and motor. This isolator is sold individually.
HEAD UMC – Part Number: CAC-1196
$16.72
Special Order
HEAD UMC
Part #CAC-1196
This is an authentic item that is supplied directly from the original equipment manufacturer for use with air compressors. It is an identical replacement for damaged or missing cylinder head that was installed on a new unit, please make sure to refer to the appropriate diagrams of your model for the correct application of this component. This high-quality part is made of durable metal with plastic and is sold individually, keep in mind the gasket and the hardware are all sold separately.
TUBE SEAL – Part Number: N044359
$7.79
In Stock
TUBE SEAL
Part #N044359
This replacement tube seal is designed to prevent air leaks and maintain efficient compressor performance. Sold individually, it fits securely onto the outlet tube that connects to the head of the compressor, ensuring a tight and reliable seal. Ideal for replacing worn or damaged seals, it helps restore proper airflow and pressure. Installation is simple and requires minimal tools, making it a quick fix for keeping your equipment running smoothly.
VALVE SAFETY 150 .25 – Part Number: TIA-4150
$13.43
Special Order
VALVE SAFETY 150 .25
Part #TIA-4150
This is an authentic replacement part manufactured for use with Porter Cable air compressors. The safety valve is used to prevent the tank from overpressurizing by letting air out of the tank when a specific pressure is met. Safety valves have specific pressure tolerances specific to the model of air compressor it is important to match the valve to your model of compressor. This safety valve is available as an individual replacement part.
SCREW .250-14X.625 F – Part Number: SSF-621
$7.44
Special Order
SCREW .250-14X.625 F
Part #SSF-621
This is a genuine replacement part sourced directly from the manufacturer. The screw is commonly found in compressors and generators from Porter Cable, Delta, DeWALT, DeVilbiss, and Black & Decker. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that there are different screws used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You will require a screwdriver when replacing this product. This item is sold as an individual replacement part.

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Worn piston rod and sleeve
7 of 12 people found this instruction helpful.
  • Donald from BRYAN, TX
  • Really Easy
  • 30 - 60 mins
  • Nutdriver, Screw drivers
Disassemble plastic housing around compressor unit using appropriate tools. Remove the four bolts from the compressor head using a 5/16 nut driver. Carefully remove head assembly including airline. Remove bolt through rod bearing with Allen wrench.

Reassemble with new rod and piston assembly. Best to use blue locktite on bolt through rod bearing when reassembling. Make sure to torque all bolts to specs listed.
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The compressor was getting air
4 of 8 people found this instruction helpful.
  • Linda from CARO, MI
  • Really Easy
  • 30 - 60 mins
  • Screw drivers, Socket set, Wrench set
Put the seal in and it ran like a champ. No vacuum leak and it now runs again!
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