
SKF PHP72-8M-50RSB Timing belt pulley (synchronous sprocket)
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Product Description
SKF PHP72-8M-50RSB timing belt pulley (synchronous sprocket). Steel or aluminium synchronous drive pulley cut to match a paired timing-belt tooth profile — MXL, XL, L, H, XH, HTD 3M / 5M / 8M / 14M, Poly Chain GT 8MGT / 14MGT. Flanged or unflanged. Bored for taper bushing or supplied pilot-bore for final machining. Dimensioned to ISO 5296 / DIN 7721.
Technical Specifications
- Type
- Timing belt pulley (synchronous sprocket)
- Designation
- SKF PHP72-8M-50RSB
- HS code
- 8483.50
- Pitch
- 8 mm
- Belt width
- 50 mm
- Pitch diameter
- 183.35 mm
- Outside diameter
- 181.97 mm
- Bore min
- 18 mm
- Bore max
- 63 mm
- Width over grooves
- 60 mm
- Hub diameter
- 100 mm
- Category
- Timing belt pulleys
- Pulley type
- 7F
- Section
- 8M
- Mounting arrangement
- Rough stock bore
- Material
- Steel
- Number of teeth
- 72
- Product net weight
- 7.81 kg
- eClass code
- 23-17-02-08
- UNSPSC code
- 24101613
Standards & Compliance
- Standard
- SKF designation convention (see description for governing ISO / DIN)
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 8483.50
Cross References
- Martin Sprocket 72850
- Browning 72850
- Optibelt 72850
- Equivalent: 72850 (Martin Sprocket)
- Equivalent: 72850 (Browning)
- Equivalent: 72850 (Optibelt)
Compatibility & Fitment
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy PHP72-8M-50RSB?
- PHP72-8M-50RSB can be ordered from cballast.com as a SKF catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this SKF product?
- The manufacturer part number is PHP72-8M-50RSB.
- What is the HS code for PHP72-8M-50RSB?
- The customs tariff (HS) code for PHP72-8M-50RSB is 8483.50.
- Who manufactures PHP72-8M-50RSB?
- PHP72-8M-50RSB is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for PHP72-8M-50RSB?
- Yes — the PHP72-8M-50RSB datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for PHP72-8M-50RSB?
- The minimum order quantity is 1.
- Is PHP72-8M-50RSB available?
- Yes — PHP72-8M-50RSB is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
