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Titan 441-959 Connecting Rod, 3/4

Titan 441-959 Connecting Rod, 3/4" thrd

Sourced From:
Titan Tools Inc.

 

Titan part 441-959 is a connecting rod, 3/4" thread used in the pump drive or mechanical linkage of compatible Commander and Hydra airless sprayers. This rod transmits motion from the drive mechanism to the pump piston, converting rotational or linear motion into reciprocating pump action. A worn, bent, or broken connecting rod causes loss of pumping action, unusual noise, or complete pump failure. Replacing with the OEM connecting rod restores proper pump operation and mechanical integrity.

Part Number 441-959
Part Description Connecting Rod, 3/4" thrd
Brand Titan
Fits
  • Commander (Model No 741-440, 761-301, 761-411, 741-331);
  • Hydra M and Hydra Pro Super
Condition New

Retail Price: $235
You save: $32.66 (13.90%)
Our Price: $202.34

 

Connecting Rod, 3/4" Thread for Commander & Hydra – Titan 441-959

The Titan 441-959 Connecting Rod is a genuine OEM replacement rod used in the pump drive linkage of Commander and Hydra series airless sprayers. It features a 3/4‑inch threaded end for attachment to the pump piston or crosshead, and a bearing end for connection to the drive eccentric or crank.

Over time, connecting rods can wear at the bearing surface, bend from overload, or break due to fatigue. A damaged rod causes erratic pump operation, loss of pressure, unusual knocking sounds, or complete pump stoppage. Replacing with OEM Titan 441-959 restores proper mechanical linkage, smooth pump action, and reliable pressure output.

Service Guidance: Inspect the bearing surface and threads for wear or damage before installation. Lubricate the bearing with pump oil. Torque the threaded end to factory specification. Replace the rod if any bending, cracking, or thread damage is visible.

What it does and when to replace it

What the connecting rod does
Transmits motion Converts crank rotation into piston reciprocation
Connects drive to pump Links eccentric/crank to piston crosshead
Load bearing Transfers compressive and tensile forces
Alignment maintenance Keeps piston centered in cylinder
When replacement is recommended
Bent or twisted Rod no longer straight, causing binding
Visible cracks Stress fractures near bearing or threads
Worn bearing surface Excessive play or scoring at crank end
Stripped threads Threads damaged, unable to secure to piston

Compatibility

Titan part 441-959 is a direct OEM replacement connecting rod for the following models. Always verify with your machine's parts diagram.

Model Component
Commander (741-440) Connecting rod, 3/4" thread
Commander (761-301) Connecting rod, 3/4" thread
Commander (761-411) Connecting rod, 3/4" thread
Commander (741-331) Connecting rod, 3/4" thread
Hydra M Connecting rod, 3/4" thread
Hydra Pro Super Connecting rod, 3/4" thread

Related parts commonly serviced together

When replacing the connecting rod, inspect these associated components.

Crank / eccentric bearing

Worn bearings can damage the rod end; inspect and replace if needed.

Piston crosshead / nut

Check mating threads for damage; replace nut if stripped.

Pump cylinder / packings

If the rod failed, inspect cylinder for damage from piston misalignment.

Frequently Asked Questions

It is a connecting rod with 3/4-inch threads, used in the pump drive linkage of Commander and Hydra airless sprayers.

Common signs: pump knocking noise, loss of pressure, visible bending or cracking, stripped threads, or excessive play at the bearing end.

Commander (741-440, 761-301, 761-411, 741-331); Hydra M; Hydra Pro Super.

No. Straightening a bent rod weakens the metal and creates stress risers. A repaired rod will likely fail again. Always replace with genuine Titan 441-959 for safe, reliable pump operation.