
V-belt Optibelt SPZ 687
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- V-belts
- Section
- SPZ
- Series
- SK metric profile V-belts
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Description
OPTIBELT SPZ 687 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 687 and any equivalents.
This Optibelt SPZ 687 belt is a narrow wedge V-belt from the SK metric profile series. It is used on industrial drives where a compact, high-capacity belt is needed. Confirm fit by matching the profile and length on the old belt.
The SPZ profile is a metric narrow wedge section. This belt has a top width of 9.7 mm, a height of 8 mm and a 40° angle. Its datum length is 687 mm. These dimensions let you compare it directly with the belt you are replacing.
To confirm fit, read the marking on the back of the old belt. Look for the profile and length, such as SPZ 687. Check the drive pulleys for the same profile and measure the outside length if the marking is worn. A belt that matches profile and length will seat correctly in the pulley grooves.
Narrow wedge V-belts are common on pumps, fans, compressors and other industrial equipment. If you are unsure of the profile or length, send the belt marking or a photo to our team. We carry Optibelt belts and can help confirm the right SPZ 687 or suggest an equivalent.
Dimensions
- Section
- SPZ
- Length
- 687mm
Frequently asked questions
- How do I confirm this belt fits my drive?
- Check the old belt for a marking that includes SPZ and 687. Also confirm the pulley groove profile matches the SPZ section. If the marking is not clear, measure the top width and height and compare to 9.7 mm and 8 mm.
- What does the SPZ profile mean?
- SPZ is a metric narrow wedge V-belt profile. This belt has a top width of 9.7 mm, a height of 8 mm and a 40° angle. It is designed for drives that use SPZ pulleys.
- Can you help if I am not sure about the length?
- Yes. Send us the belt marking or a photo and your pulley dimensions. We can help you confirm the SPZ 687 or find an equivalent belt from the Optibelt line we carry.

