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AllTitanParts

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Titan 0533518 Nipple

Titan 0533518 Nipple

Sourced From:
Titan Tools Inc.

 

Titan part 0533518 is a replacement nipple used as a threaded connector on the AirCoat 423 spray system. Common applications include joining fluid passages, connecting hoses to manifolds, or adapting between components where a short male‑to‑male pipe fitting is required.

Part Number 0533518
Part Description Nipple
Brand Titan
Fits
  • AirCoat 423
Condition New

$17.8

 

Nipple Fitting for AirCoat 423 Spray System

The Titan 0533518 Nipple is an OEM threaded pipe fitting designed for the AirCoat 423 spray system. It provides a short, rigid connection between two female ports — commonly used to join fluid manifolds, connect hoses to pump inlets, or adapt between components in the fluid delivery path.

Nipples can become damaged due to overtightening, corrosion, or thread galling. A cracked or stripped nipple can cause fluid leaks, pressure loss, or air ingestion. Replacing with an OEM nipple ensures correct thread size (NPT or straight), proper material strength, and reliable sealing under pressure.

Service Guidance: When replacing a nipple, use a thread sealant rated for airless paint solvents on tapered threads. Do not overtighten — over‑torquing can crack the fitting or damage the port. Inspect the female threads for damage before installation. If the nipple has a hex section, use a wrench on the hex, not the pipe itself.

What it does and when to replace it

What the nipple does
Connects two female ports Provides a rigid male‑to‑male fluid passage
Space‑saving coupling Short length allows tight connections without hoses
Flow continuity Maintains unrestricted fluid path between components
When replacement is recommended
Cracked or broken nipple Visible damage from overtightening or impact
Stripped threads Nipple spins or will not seal when tightened
Corrosion or pitting Rust or chemical attack compromising integrity
Persistent leakage Leaks even after replacing sealant or retightening

Compatibility

Titan part 0533518 is a direct replacement nipple for the following spray system. Verify thread size (e.g., 1/4″ NPT, 3/8″ NPT) and length using your parts diagram.

Brand / Model Components
AirCoat 423 Nipple

Related parts commonly serviced together

When replacing a nipple, inspect or replace these associated components for a complete repair.

Female port / manifold

Check the receiving threads for damage or debris that could prevent sealing.

Thread sealant / tape

Use fresh sealant rated for paint solvents. Do not use PTFE tape on tapered threads unless specified.

Adjacent fitting or hose

If the nipple connects a hose, inspect the hose end for cracks or swelling.

Frequently Asked Questions

It is an OEM nipple fitting (short male‑to‑male pipe connector) used on the AirCoat 423 spray system to join two female fluid ports.

Thread size is specific to the AirCoat 423. Common sizes for Titan sprayers include 1/4″ NPT, 3/8″ NPT, or straight threads with O‑ring seal. Always compare with your original nipple or consult the parts diagram.

For NPT (tapered) threads, use a high‑quality thread sealant rated for airless paint sprayers. Do not use PTFE tape unless specified — tape shreds can clog spray tips. For straight‑thread O‑ring nipples, no sealant is needed; rely on the O‑ring.

Tighten NPT nipples until snug plus 1–2 turns — do not overtighten, which can crack the fitting or housing. If the nipple has a hex section, use a wrench on the hex. Straight‑thread O‑ring nipples should be tightened until the O‑ring contacts the sealing face, then an additional ¼ turn.

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