Black drive belt on white background
Black drive belt on white background

B52/5L550 HVAC V-Belt — Gates 9003-2052, Timken BP52

Sale price
$12.76
Regular price
$16.99
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$4.23 (25%)

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BELT SLIPPING, SQUEALING OR WORN?

B52/5L550 V-Belt — Restores Fan, Blower & Pump Drive

Wrapped classical B-section drive belt with verified Gates and Timken references plus clearly separated FHP and cogged alternatives.

Verified Cross-Reference Information

Exact classical references: B52, Gates B52, Gates 9003-2052, Timken B52, Timken BP52.

Timken published outside circumference: 54.8 inches. This is a manufacturer-specific published value.

Dimensional FHP alternative: 5L550. Related size only; not identical construction or service rating.

Cogged performance alternative: BX52. Raw-edge cogged construction; not an exact wrapped-belt match.

Size & Construction

Classical B section, 21/32-inch top width, approximately 13/32-inch height and 40-degree profile.

Common Problems

  • Belt slip, squeal or chirp
  • Reduced fan, blower or pump speed
  • Weak airflow or black belt dust
  • Cracking, glazing, stretching or fraying

Check Before Ordering

Confirm the complete B52 marking, the 21/32-inch B profile and the supplying manufacturer's length specification. Published inside, datum and outside lengths vary by manufacturer and measurement method.

Installation

Lock out power, relieve tension, inspect and clean sheaves, install without prying, align the drive, set manufacturer-specified tension, rotate by hand, reinstall guards and test.

Verified Compatible Equipment Models

No reliable model-level fitment was verified for this universal B-section size. Match by exact designation, profile and manufacturer length specification.

FAQ

Is 5L550 exact? No. It is a dimensional FHP alternative. Is BX52 exact? No. It is a cogged performance alternative.

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101 Trillium Dr
Kitchener, Ontario N2E 1W8
Phone
1-877-899-7278
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Verified

All brand names are the property of their respective owners and are used for compatibility reference only.

Exact classical references: B52, Gates B52, Gates 9003-2052, Timken B52, Timken BP52. Timken published outside circumference: 54.8 inches (1392 mm), a manufacturer-specific value. Dimensional FHP alternative: 5L550; not identical construction. Performance alternative: BX52 raw-edge cogged; not identical wrapped construction.

No verified model-level fitment is published for this universal belt size. Match the exact B designation, B-section profile, 21/32-inch top width and the supplying manufacturer's length specification.