SpecificationsCross ReferenceApplicationOverview
Specifications
| Type | Value |
|---|---|
| Housing Material | 301 STAINLESS STEEL |
| Screw Material | ZINC PLATED CARBON STEEL |
| Hex Screw (in) | 1/2" NUT |
| Band Width (in) | 3/4" |
| Torque Range (in-lbs) | 150 |
| SAE | 68 |
| Min. Dia. (in) | 3 |
| Max. Dia. (in) | 3-5/16 |
| Min. Dia. (mm) | 76 |
| Max. Dia. (mm) | 84 |
Cross References
| Name | Part Number | Type |
|---|---|---|
| Breeze | B9224-0300 B | Aftermarket |
| Breeze | B92240300B | Aftermarket |
| Excoh | 4ST300H | Aftermarket |
| Norma | 0363 0004 080 | Aftermarket |
| Norma | 3630004080 | Aftermarket |
| Norma | 03630004080 | Aftermarket |
Application
| Type | Details |
|---|---|
| Application | Charge Air Cooler, Turbo & Intake Hoses |
| Clamp Type | Heavy-Duty Spring-Loaded T-Bolt Clamp |
| Clamping Range | 3 in to 3-5/16 in (76–84 mm) |
| Fitment | Universal fit within the stated size; confirm against your OEM or interchange part number. |
Product Overview – HD T-Bolt Spring Load Clamp 3 in to 3.31 in
The OTX-4ST300H is a heavy-duty spring-loaded T-bolt clamp sized for 3 in to 3-5/16 in (76–84 mm), used by fleets and workshops on charge air cooler, turbo and intake hoses.
The spring-loaded bolt compensates for hose cold-flow and thermal cycling, a common cause of charge air leaks on turbocharged diesel engines.
Construction: a 301 stainless steel band 3/4 in wide, a zinc plated carbon steel screw, a 1/2 in nut, with a torque rating of 150 in-lbs.
Looking for Excoh 4ST300H, Norma 3630004080? OTX-4ST300H 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.
Distributors and fleet buyers can request volume pricing on OTX-4ST300H from OneTouch Exim by email or WhatsApp.
Frequently Asked Questions
Which part numbers does OTX-4ST300H replace?
OTX-4ST300H interchanges with Breeze B92240300B, Excoh 4ST300H, Norma 3630004080, Norma 0363 0004 080. The cross reference table lists all 6 matching numbers.
What hose size does OTX-4ST300H fit?
It fits hoses with an outside diameter from 3 in to 3-5/16 in (76–84 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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