
V-belt Gates SPZ 737 MN
- Brand
- GATES
- Category
- Power transmission
- Subcategory
- V-belts
- Section
- SPZ
- Series
- Super HC MN
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Description
GATES SPZ 737 MN belongs to v-belt, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for SPZ 737 MN and any equivalents.
When the marking on an old belt is worn or gone, matching the profile and length from the drive is the reliable way to identify the replacement. The Gates SPZ 737 MN is a narrow wedge V-belt in the Super HC MN series with an SPZ profile and a 737 mm length. The 9.7 mm top width, 8 mm height and 40° angle complete the dimensional set.
Start by reading the back of the belt you are replacing. Look for the profile, the length and the series marking; on this belt those are SPZ, 737 and Super HC MN. If the old belt is too worn to read, measure the top width and the outside length and compare them to the 9.7 mm and 737 mm figures. A belt that is close but not exact can sit at the wrong depth in the groove and wear quickly.
The SPZ profile is a narrow wedge cross-section, which is why the top width is only 9.7 mm and the height 8 mm. The 40° angle is the included angle of the V, and it should match the sheave groove angle for full contact. This belt is a single V-belt, not a banded set, so check whether the drive uses one belt or several before ordering.
If the marking is gone or you are unsure between two sizes, send a photo of the belt and the drive sheaves. The part number SPZ 737 MN is enough for us to confirm the belt, and if a different profile or length is needed we can suggest an equivalent. We carry Gates belts and serve maintenance, engineering and purchasing teams across the United States, Canada, Mexico and South America.
Dimensions
- Section
- SPZ
- Length
- 737mm
Frequently asked questions
- How do I read the marking on a Gates SPZ 737 MN belt?
- The marking on the back of the belt gives the profile and the length. On this belt the profile is SPZ and the length is 737 mm. The series marking is Super HC MN. If the printing is worn, measure the top width and the outside length and compare them to 9.7 mm and 737 mm.
- What do the SPZ profile and the 40° angle mean for fit?
- SPZ is a narrow wedge profile with a 9.7 mm top width and 8 mm height. The 40° angle is the included angle of the V. The belt should sit in the sheave groove so the sides make full contact; a different profile or angle will not seat correctly.
- What information do I need to request a quote for this belt?
- Send the part number SPZ 737 MN, the quantity, and a photo of the old belt or the drive nameplate if you have one. If you are replacing a set, include the number of belts in the drive so we can confirm whether you need single belts or a banded set.

