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Kaba Ilco 1041GR Key Blank – Chicago K4R Double-Sided Wafer, Nickel-Plated Brass

The Ilco 1041GR is a nickel-plated brass key blank for Chicago double-sided wafer locks using the K4R keyway, widely cross-referenced across major blank brands. Sold in a master pack of 50, it is a reliable duplication blank for utility, cabinet, and marine lock applications.
$2.56

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  • Description
  • Specifications

The Kaba Ilco 1041GR is an uncut, nickel-plated brass key blank engineered to fit Chicago Lock Company K4R keyway cylinders found in utility, cabinet, and marine (boat lock) applications. Backed by one of the industry's most comprehensive cross-reference networks, it is the go-to blank for professional locksmiths needing a dependable Chicago double-sided wafer duplicate.

  • Compatible Keyway: Chicago K4R (OEM) — fits double-sided wafer lock cylinders
  • Material: Nickel-plated brass — corrosion-resistant and durable for everyday cutting and use
  • EZ Number: CG3 (also referenced as CG4 by select suppliers)
  • Broad Cross-Reference: CH4 (Silca), CG4 (Curtis, Jet, Cole Nat'l, Hillman), CG3 (ESP), CG2 (Star), 41GR (Taylor), 180GR (Keil), 835½ (Börkey), 1041GR (Orion/HD)
  • Applications: Chicago utility locks, Chicago boat locks (key codes KF01–KF250), Polaris Ranger 1997–2000
  • UPC: 036448111121
  • Master Pack Quantity: 50 blanks per box — ideal for high-volume locksmith shops
  • Made in USA by Kaba Ilco Corp.
Country of origin USA
Cross reference # CH4 Silca, CG 4 Curtis, CG4 Jet, CG4 Cole Nat'l, CG4 Jet Ditto, CG4 Hillman, CG3 ESP, CG2 Star, K4R Chicago, 41GR Taylor, 180GR Keil, 1041GR Ilco, 1041GR Orion, 1041GR HD, 835½ Börkey
Keyway Chicago
Manufacturer Kaba Ilco
Master pack qty 50
Material Nickel-Plated Brass