Graco 103656 Hex Pipe Fitting
$4.15
Available to Order
Genuine Graco 103656 Hex Pipe Fitting (hex nipple) for fluid connections on specified Graco equipment. Compact, wrench-ready hex body; use compatible sealant and confirm thread size in your manual.
- Thread: 1/8″ NPT male (verify per machine)
- Fits: GX-7 / GX-7 DI, S100, U100 (where listed)
- Use: Straight male-to-male pipe connection on fluid blocks/plates
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Compatibility & Highlights for Graco 103656
Compatible Machines
- Graco GX-7 / GX-7 DI Spray Guns
- Graco S100 Series Proportioners
- Graco U100 Series Proportioners
- Other Graco equipment that specifies this fitting in the parts diagram (verify thread and location before ordering)
Product Overview
The Graco 103656 is a genuine Hex Pipe Fitting (hex nipple) used in fluid circuits on select Graco spray guns and proportioners. Its hex body allows easy wrenching in tight spaces, providing a reliable male-thread connection where specified in Graco assemblies.
Key Specifications
| Part Number | 103656 |
|---|---|
| Common Name | Fitting, Pipe, Hex (Hex Nipple) |
| Typical Thread | 1/8″ NPT male (confirm against your machine’s parts manual) |
| Typical Use | Joins fluid components/blocks where a straight male NPT connection is specified |
| Installation | Apply compatible pipe sealant/tape to male threads; tighten with a wrench on the hex flats—avoid over-torque |
Fitment Notes
- Use only where the machine’s parts list explicitly calls out 103656.
- For GX-7 / GX-7 DI guns and S100 / U100 series, location is typically on fluid blocks/plates as shown in their manuals.
- Always match thread size, sealant compatibility, and pressure rating to your material and equipment.
Frequently Asked Questions
It’s a straight Hex Pipe Fitting (hex nipple) providing a male-thread connection—commonly used to join fluid passages on Graco equipment where specified.
It appears on select Graco GX-7 / GX-7 DI spray guns and S100 / U100 proportioners, and may be used on other units where the parts list calls it out. Always confirm against the specific machine manual before ordering.
Use a sealant or tape compatible with NPT threads and the fluid being sprayed (solvent, foam, adhesive, etc.). Follow Graco manual guidance and your material supplier’s recommendations.
No. This is a straight hex nipple (male-to-male). Unions and swivels are different components used for quick disconnects or rotational freedom.
Clean threads, apply compatible sealant/tape, hand-tighten until snug, then tighten further with a wrench on the hex—do not over-torque. Re-check for leaks under operating pressure.
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