25B45 Roller Chain Sprocket, #25 Chain, 45 Teeth, B Hub


Price:
$ 25.40

Description

25B45 Roller Chain Sprocket, #25 Chain, 45 Teeth, B Hub

The 25B45 is a 45-tooth sprocket for ANSI #25 roller chain with a B style hub, machined from steel. Machined from solid stock, never sintered or powdered metal, which matters on sprockets where tooth wear sets the replacement interval.

$50 minimum order on drive components. Mix and match any pulleys, bushings, sheaves, sprockets, and accessories in your cart to reach the $50 minimum. Questions? Call (888) 203-2358.

Specifications

Specification Value
Part Number 25B45
Chain Size ANSI #25
Teeth 45
Hub Style B
Strands 1
Outside Diameter 3.725 in
Pitch Diameter 3.584 in
Bore 1/2 in minimum plain bore
Maximum Bore 1.375 in
Material Steel (no sintered or powdered metal)
Weight 0.56 lb
Country of Origin China

Applications

  • Roller chain drives on conveyors and material handling equipment
  • Agricultural machinery and implement drives
  • Packaging machinery and light industrial drives

Chain Compatibility

ANSI #25 is a standardized roller chain size, so the 25B45 runs #25 chain from any manufacturer in the same pitch.

Cross Reference

The 25B45 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Martin 25B45
US Tsubaki 25B45
Regal Rexnord (Browning®) 25B45
Stock Drive Products (SDP/SI) A 6X 7-2545
Ametric 25B45
W.M. Berg 25EM-B-45
Powerdrive 25B45

Always verify dimensions and bore size before substituting part numbers across manufacturers.

Buying in bulk? Save on volume.

Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.

Frequently Asked Questions

What chain does the 25B45 sprocket run?

ANSI #25 roller chain. The size is standardized, so #25 chain from any manufacturer fits.

Does the 25B45 replace the Martin 25B45?

Yes. Published interchange data crosses the 25B45 directly to the Martin 25B45, as well as US Tsubaki 25B45, Regal Rexnord 25B45, Stock Drive Products A 6X 7-2545. Verify dimensions and bore before ordering.

Does the 25B45 ship from Houston?

Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.

Need a quote on 25B45?

Houston warehouse, same-day shipping on stock items.

Call (888) 203-2358

All third-party part numbers and trademarks referenced are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.

Payment & Security

American Express Apple Pay Diners Club Discover Google Pay Mastercard PayPal Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Estimate shipping

You may also like

Recently viewed