Norma 0156 0015 068 Cross Reference
Norma 0156 0015 068 is a Norma aftermarket part number. The OneTouch Exim replacement is OTX-4SCH312, a hi-torque hose clamp with a clamping range of 2-1/4 in to 3-1/8 in (57–79 mm). It fits the same hose or pipe and installs the same way, so OTX-4SCH312 can be ordered wherever Norma 0156 0015 068 is called for.

OneTouch replacement
Hi-Torque Clamp Stainless Steel 2.25 in to 3.13 in
Part No. OTX-4SCH312
- Clamping Range 2-1/4 in to 3-1/8 in (57–79 mm)
- Band Width 5/8 in
- Band Material 301 Stainless Steel
OTX-4SCH312 specifications (replaces Norma 0156 0015 068)
| Clamp Type | Hi-Torque Hose Clamp |
| Application | Heavy-Duty Hoses & Ducts |
| Clamping Range | 2-1/4 in to 3-1/8 in (57–79 mm) |
| Hex Size | 5/16 in |
| Torque Rating | 150 in-lbs |
| SAE | 312 |
| Band Width | 5/8 in |
| Band Material | 301 Stainless Steel |
| Screw | 410 Stainless Steel | 5/16 in hex |
| Sold As | Each |
Where the Norma 0156 0015 068 clamp is used
Hi-torque clamps use a heavier band and screw housing than a standard hose clamp, for high-pressure air, coolant and fuel lines on trucks and equipment. OTX-4SCH312 is used on heavy-duty hoses & ducts.
Other part numbers that match OTX-4SCH312
5 more OEM and aftermarket numbers cross to the same clamp. Any of them can be ordered as OTX-4SCH312.
| Name | Part Number | Type |
|---|---|---|
| Breeze | HTM 300 | Aftermarket |
| Breeze | HTM300 | Aftermarket |
| Excoh | 4SCH312 | Aftermarket |
| Norma | 0156 0015 068 | Aftermarket |
| Norma | 1560015068 | Aftermarket |
| Norma | 01560015068 | Aftermarket |
Ordering OTX-4SCH312
Ask for a quote with the number 0156 0015 068 or OTX-4SCH312, plus your quantity. Small orders and full export cartons are both welcome, and we reply within 24 hours.
Questions about this number
Is OTX-4SCH312 the same as Norma 0156 0015 068?
Yes. OTX-4SCH312 matches Norma 0156 0015 068: clamping range 2-1/4 in to 3-1/8 in (57–79 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 Norma 0156 0015 068 clamp?
Norma 0156 0015 068 fits 2-1/4 in to 3-1/8 in (57–79 mm). The band is 301 Stainless Steel.