Gates 32645 Cross Reference
Gates 32645 is a Gates aftermarket part number. The OneTouch Exim replacement is OTX-4CT450S, a heavy-duty constant torque clamp with a clamping range of 3-3/4 in to 4-5/8 in (95–117 mm). It fits the same hose or pipe and installs the same way, so OTX-4CT450S can be ordered wherever Gates 32645 is called for.
OneTouch replacement
Constant Torque Clamp HD 3.75 in to 4.63 in
Part No. OTX-4CT450S
- Clamping Range 3-3/4 in to 4-5/8 in (95–117 mm)
- Band Width 5/8 in
- Band Material 301 Stainless Steel
OTX-4CT450S specifications (replaces Gates 32645)
| Clamp Type | Heavy-Duty Constant Torque Clamp |
| Application | Coolant & Heater Hoses |
| Clamping Range | 3-3/4 in to 4-5/8 in (95–117 mm) |
| Hex Size | 3/8 in |
| Torque Rating | 92 in-lbs |
| SAE | 462 |
| Band Width | 5/8 in |
| Band Material | 301 Stainless Steel |
| Screw | 410 Stainless Steel | 3/8 in hex |
| Sold As | Each |
Where the Gates 32645 clamp is used
Constant torque clamps have a spring washer stack that keeps the clamp tight as the hose expands when hot and shrinks when cold, so coolant and heater lines do not seep after a cold start. OTX-4CT450S is used on coolant & heater hoses.
Other part numbers that match OTX-4CT450S
11 more OEM and aftermarket numbers cross to the same clamp. Any of them can be ordered as OTX-4CT450S.
| 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 |
Ordering OTX-4CT450S
Ask for a quote with the number 32645 or OTX-4CT450S, plus your quantity. Small orders and full export cartons are both welcome, and we reply within 24 hours.
Questions about this number
Is OTX-4CT450S the same as Gates 32645?
Yes. OTX-4CT450S matches Gates 32645: clamping range 3-3/4 in to 4-5/8 in (95–117 mm), band width 5/8 in. If the hose has been changed since the old clamp was fitted, measure the hose outside diameter before ordering.
What size is the Gates 32645 clamp?
Gates 32645 fits 3-3/4 in to 4-5/8 in (95–117 mm). The band is 301 Stainless Steel.