SpecificationsCross ReferenceApplicationOverview
Specifications
| Type | Value |
|---|---|
| Housing Material | 301 STAINLESS STEEL |
| Screw Material | 410 STAINLESS STEEL |
| Hex Screw (in) | 3/8" |
| Band Width (in) | 5/8" |
| Torque Range (in-lbs) | 92 |
| SAE | 512 |
| Min. Dia. (in) | 4-1/4 |
| Max. Dia. (in) | 5-1/8 |
| Min. Dia. (mm) | 108 |
| Max. Dia. (mm) | 130 |
Cross References
| Name | Part Number | Type |
|---|---|---|
| Automann | 561.25500 | Aftermarket |
| Automann | 56125500 | Aftermarket |
| Breeze | CT 500 L SS | Aftermarket |
| Breeze | CT500LSS | Aftermarket |
| Donaldson | P532929 | Aftermarket |
| Excoh | 4CT500S | Aftermarket |
| Gates | 32650 | Aftermarket |
| Norma | 0156 0005 119 | Aftermarket |
| Norma | 1560005119 | Aftermarket |
| Norma | 01560005119 | Aftermarket |
| Tectran | HK500 | Aftermarket |
| Velvac | 022450 | Aftermarket |
Application
| Type | Details |
|---|---|
| Application | Coolant & Heater Hoses |
| Clamp Type | Heavy-Duty Constant Torque Clamp |
| Clamping Range | 4-1/4 in to 5-1/8 in (108–130 mm) |
| Fitment | Universal fit within the stated size; confirm against your OEM or interchange part number. |
Product Overview – Constant Torque Clamp HD 4.25 in to 5.13 in
The OTX-4CT500S is a heavy-duty constant torque clamp sized for 4-1/4 in to 5-1/8 in (108–130 mm), used by fleets and workshops on coolant and heater hoses.
T-bolt clamps use a solid band and threaded bolt to apply high, even force on charge air cooler, turbo and intake hoses, where worm gear clamps can slip under boost.
Construction: a 301 stainless steel band 5/8 in wide, a 410 stainless steel screw with a 3/8 in hex, with a torque rating of 92 in-lbs.
It interchanges with 9 aftermarket part numbers from brands such as Automann, Breeze, Donaldson, Excoh, including Automann 561.25500, Donaldson P532929, Excoh 4CT500S.
Tip: tighten evenly to the recommended torque and re-check after the first heat cycle.
Distributors and fleet buyers can request volume pricing on OTX-4CT500S from OneTouch Exim by email or WhatsApp.
Frequently Asked Questions
Which part numbers does OTX-4CT500S replace?
OTX-4CT500S interchanges with Automann 561.25500, Breeze CT500LSS, Donaldson P532929, Excoh 4CT500S, Gates 32650, Norma 1560005119 and more. The cross reference table lists all 12 matching numbers.
What hose size does OTX-4CT500S fit?
It fits hoses with an outside diameter from 4-1/4 in to 5-1/8 in (108–130 mm).
Manufacturer names and part numbers are used for reference and interchange purposes only. No affiliation with, or endorsement by, these manufacturers is implied.

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