SpecificationsCross ReferenceApplicationOverview
Specifications
| Type | Value |
|---|---|
| Nominal Diameter (Ø) (in) | 3.5 |
| Insert Thickness (A) (in) | 0.077 |
| Insert Apex Width (B) (in) | 0.207 |
| Insert Depth (C) (in) | 0.281 |
| Band Thickness (D) (in) | 0.05 |
| Band Width (E) (in) | 0.875 |
Cross References
| Name | Part Number | Type |
|---|---|---|
| Excoh | 4VC0003 | Aftermarket |
| Norma | 0373 0102 089 | Aftermarket |
| Norma | 03730102089 | Aftermarket |
| R.G. Ray | 010148-003 | Aftermarket |
| R.G. Ray | 010148003 | Aftermarket |
Application
| Type | Details |
|---|---|
| Application | Exhaust & Turbo (General Purpose) |
| Clamp Type | V-Band Clamp |
| Nominal Diameter | 3.50 in (88.9 mm) |
| Fitment | Universal fit within the stated size; confirm against your OEM or interchange part number. |
Product Overview – V-Band Clamp 3.50 in
The V-Band Clamp 3.50 in (Part No. OTX-4VC0003) is a V-band clamp for exhaust and turbo connections on heavy-duty trucks and diesel engines, with a 3.50 in nominal diameter.
V-band clamps replace bolted flanges with a single-fastener joint that is faster to install and easier to service while keeping an even seal all the way around.
Measured dimensions: a 0.875 in band width, a 0.077 in insert thickness, an insert depth of 0.281 in; compare these with your original clamp before ordering.
Looking for Excoh 4VC0003, Norma 03730102089? OTX-4VC0003 is the matching interchange; see the cross-reference table below for every equivalent number.
Tip: tighten evenly to the recommended torque and re-check after the first heat cycle.
Contact OneTouch Exim with your OEM or competitor part number and we will confirm fitment and quote the OTX-4VC0003.
Frequently Asked Questions
Which part numbers does OTX-4VC0003 replace?
OTX-4VC0003 interchanges with Excoh 4VC0003, Norma 03730102089, R.G. Ray 010148-003. The cross reference table lists all 5 matching numbers.
What size is the OTX-4VC0003 V-band clamp?
It has a nominal diameter of 3.50 in (88.9 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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