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 | 462 |
| Min. Dia. (in) | 3-3/4 |
| Max. Dia. (in) | 4-5/8 |
| Min. Dia. (mm) | 95 |
| Max. Dia. (mm) | 117 |
Cross References
| Name | Part Number | Type |
|---|---|---|
| Automann | 561.25450 | Aftermarket |
| Automann | 56125450 | Aftermarket |
| Breeze | CT 450 L SS | Aftermarket |
| Breeze | CT450LSS | Aftermarket |
| Donaldson | P532928 | Aftermarket |
| Excoh | 4CT450S | Aftermarket |
| Gates | 32645 | Aftermarket |
| Norma | 0156 0005 107 | Aftermarket |
| Norma | 1560005107 | Aftermarket |
| Norma | 01560005107 | Aftermarket |
| Tectran | HK450 | Aftermarket |
| Velvac | 022445 | Aftermarket |
Application
| Type | Details |
|---|---|
| Application | Coolant & Heater Hoses |
| Clamp Type | Heavy-Duty Constant Torque Clamp |
| Clamping Range | 3-3/4 in to 4-5/8 in (95–117 mm) |
| Fitment | Universal fit within the stated size; confirm against your OEM or interchange part number. |
Product Overview – Constant Torque Clamp HD 3.75 in to 4.63 in
When a standard clamp is not enough, the OTX-4CT450S heavy-duty constant torque clamp (3-3/4 in to 4-5/8 in (95–117 mm)) gives a dependable seal 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.
Looking for Automann 561.25450, Donaldson P532928? OTX-4CT450S is the matching interchange; see the cross-reference table below for every equivalent number.
Tip: keep a few common sizes in stock to cut vehicle downtime during routine maintenance.
Need bulk quantities? OneTouch Exim exports heavy-duty clamps to distributors and fleets. Request a quote for OTX-4CT450S today.
Frequently Asked Questions
Which part numbers does OTX-4CT450S replace?
OTX-4CT450S interchanges with Automann 561.25450, Breeze CT450LSS, Donaldson P532928, Excoh 4CT450S, Gates 32645, Norma 1560005107 and more. The cross reference table lists all 12 matching numbers.
What hose size does OTX-4CT450S fit?
It fits hoses with an outside diameter from 3-3/4 in to 4-5/8 in (95–117 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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