SKF PHP21L100RSB Timing belt pulley (synchronous sprocket)
SKF

SKF PHP21L100RSB Timing belt pulley (synchronous sprocket)

Part numberPHP21L100RSBItem numberSKF-PHP21L100RSBHS code8483.50
SKF designation convention (see description for governing ISO / DIN)
MaterialAs declared by SKF designation suffix
MOQ:1

Pricing

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Product Description

SKF PHP21L100RSB 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 PHP21L100RSB
HS code
8483.50
Pitch diameter
63.67 mm
Outside diameter
62.91 mm
Bore min
10 mm
Bore max
30 mm
Width over grooves
45 mm
Hub diameter
46 mm
Category
Timing belt pulleys
Pulley type
1F
Section
L
Mounting arrangement
Rough stock bore
Material
Steel
Number of teeth
21
Product net weight
0.793 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 21100
  • Browning 21100
  • Optibelt 21100
  • Equivalent: 21100 (Martin Sprocket)
  • Equivalent: 21100 (Browning)
  • Equivalent: 21100 (Optibelt)

Compatibility & Fitment

Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: SKF PHP21L100RSB Timing belt pulley (synchronous sprocket) — Specification sheet

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 PHP21L100RSB?
PHP21L100RSB 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 PHP21L100RSB.
What is the HS code for PHP21L100RSB?
The customs tariff (HS) code for PHP21L100RSB is 8483.50.
Who manufactures PHP21L100RSB?
PHP21L100RSB is a SKF product in the Bearings & Power Transmission range.
Is a datasheet available for PHP21L100RSB?
Yes — the PHP21L100RSB datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for PHP21L100RSB?
The minimum order quantity is 1.
Is PHP21L100RSB available?
Yes — PHP21L100RSB 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).