Cal-Royal TBH-30 — 4.5″ × 4.5″ Plain-Bearing Butt Hinge (Standard Weight)

Available Finishes
606 (US4) Satin Brass
613E Dark Oxidized Satin Bronze (Equivalent)
622 (US19) Flat Black
625 (US26) Bright Chromium
626 (US26D) Satin Chromium
630 (US32D) Satin Stainless
689 (US28) Aluminum
695 Dark Duranodic Bronze



Cal-Royal TBH-30 — 4.5″×4.5″ Standard-Weight Plain Bearing Hinge

The Cal-Royal TBH-30 (also cataloged as DBH30) is a 4-1/2″ × 4-1/2″ full-mortise, standard-weight plain-bearing butt hinge designed for standard-weight, low-frequency doors. Features a five-knuckle design, ANSI template screw pattern, and includes wood & machine screws. Optional NRP (non-removable pin) variants available for security applications.

Lead time: Most finishes stock quickly; contact us for large quantities or special finishes.

  • Vendor
    Cal-Royal Products
  • Series
    TBH / DBH — Plain Bearing Hinges
  • Size
    4.5″ × 4.5″ (square corner, 5-knuckle)
  • Leaf Thickness
    0.134″ (standard weight)
  • Material
    Steel (std) • Stainless (US32D)
  • Bearing
    Plain bearing (no ball bearings)
  • Pin Options
    Removable pin • NRP (Non-Removable Pin)
  • Fasteners
    #12 wood & 12-24 machine screws
  • Compliance
    ANSI/BHMA A156.1 • UL fire-rated
  • Warranty
    Lifetime mechanical • 3-yr finish

  • US26D — Satin Chrome
  • US10B — Oil-Rubbed Bronze
  • US32D — Satin Stainless

Other finishes: USP, US3, US4, US10, US10A, US15, US15A, US26, DURO/Flat Black + NRP variants.

Leaf Thickness 0.134″
Knuckles 5
Screw Holes 8 — ANSI template
Use Standard-weight doors • not for heavy closers

Installation Difficulty

Level 2 — Easy: Basic tools; mortise if new install.



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