
V-belt Stark B 73
- Brand
- STARK
- Category
- Power transmission
- Subcategory
- V-belts
- Section
- B
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Tell us the quantity you need and request a quote by WhatsApp or email.
Other brands for this category
Ask us for alternatives. We check every equivalent against the part number and your application.
GATES and STARK: matching part numbers →MITSUBOSHI and STARK: matching part numbers →OPTIBELT and STARK: matching part numbers →
Can't find the exact model? Tell us the part number or model you need. We'll track it down and quote it, whether or not it appears in our catalog.
Description
STARK B 73 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 B 73 and any equivalents.
This page covers the Stark B 73, a classical V-belt built to the B profile. It measures 17 mm across the top, 11 mm in height and has a 40° angle. Use it as a reference when you are checking a drive before fitting a replacement.
Before you fit a new belt, inspect the sheaves. Worn grooves, burrs or a polished groove floor can shorten the life of any belt, including this Stark B 73. Check that the sheave grooves match the 17 mm top width and 40° angle of the B profile, and confirm that the old belt is a B section before ordering.
The same size is also listed under Mitsuboshi B 73 and Optibelt B 73, so you can compare markings if the drive uses a different brand. The part number is the simplest way to confirm what you need: send B 73 by WhatsApp or email and the team will reply promptly. If you are unsure whether a B profile is correct, include a photo of the belt marking and the sheave.
Replace belts in sets when a drive uses more than one. Mixing a new belt with worn belts on the same drive can change how the load is shared. For a quote, send the part number B 73, the quantity and the drive it runs on. The team can confirm the belt or suggest an equivalent.
Dimensions
- Section
- B
Frequently asked questions
- What are the dimensions of the Stark B 73?
- It is a classical V-belt with a B profile: 17 mm top width, 11 mm height and a 40° angle.
- Is the same size listed under other brands?
- Yes. The same size is also listed under Mitsuboshi B 73 and Optibelt B 73.
- What should I check before fitting this belt?
- Inspect the sheaves for wear, burrs or a polished groove floor, and confirm the grooves match the B profile dimensions. Replace belts in sets where a drive uses more than one.

