About Us
SPA Pulley Sourcing Built Around Traceable Drive Inputs
SPA-Pulleys.top connects product families, replacement measurements and RFQ information in a technical catalogue built for industrial buyers.
Catalogue Scope
SPA First, Related Profiles Kept Separate
The core catalogue covers SPA narrow V-belt pulleys from one to six grooves, taper-bush mounting, pilot/finished-bore paths and drawing-based custom components.
Related SPZ, SPB and SPC families are included so buyers can distinguish neighboring wedge-belt sections instead of treating all narrow V-belt pulleys as interchangeable. Each enquiry is matched to its own profile and mounting data.
American-style AK/BK/3V/5V/8V sheave information is not used as a substitute for SPA dimensions. When exact dimensions or ratings are required, the quotation stays tied to the exact model source or approved drawing.

Technical Discipline
Selection Starts With What Can Be Verified
Identify
Capture the pulley code, belt marking and bushing designation.
Measure
Record groove count, diameter, bore, keyway and face width.
Contextualize
Add machine function, speed, power and duty when available.
Confirm
Use the released model data or drawing before production details are finalized.
Commercial Roles
Distributor and Manufacturing Locations Are Shown Separately
Voronezh Region
Novousmansky district, village Otradnoye, Vykrestovsky Lane, 11, Russia.
Hangzhou, China
No.789-a Shenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, China.
Email RFQ
Drawings & Measured Data
Send product markings, dimensions, shaft data and application requirements.
Work With Us
Start With the Existing Part or the Required Drive
Send a drawing, original marking, clear measured photos, or the belt and shaft information. Missing technical fields are returned as questions instead of being filled with unsupported assumptions.