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The RD14FBB179 is a 5-knuckle full-mortise ball-bearing hinge, sized 4-1/2″ × 4-1/2″ (114 mm × 114 mm), produced by Stanley (now part of the Best / Dormakaba family). Manufactured for medium-weight doors in standard commercial traffic, this hinge features two permanently lubricated, non-detachable ball bearings to ensure smooth, long-lasting operation, even under frequent use. It includes reversible flush tips and pins, template screw hole locations for both wood and hollow-metal doors and frames, as well as a hole in the bottom leaf tip for easy pin removal. Available in multiple finishes including Satin Chrome (US26D / 652) among others
Specifications
| Specification | Detail |
|---|---|
| Model / Identifier | RD14FBB179 (FBB179 Series) |
| Hinge Type | Full-Mortise Butt Hinge, 5-Knuckle, Ball Bearing |
| Size | 4-1/2″ × 4-1/2″ (114 mm × 114 mm) Square Corner |
| Material / Construction | Steel standard weight; full-mortise leaves; hardened components for bearing assembly |
| Weight / Duty Class | Medium-weight doors, average use frequency |
| Finish Options | Including Satin Chrome (US26D / 652), Bright Brass, Satin Bronze, Oil Rubbed Bronze, etc. |
| Features | • Two permanently lubricated, non-detachable ball bearings • Reversible flush tips and pins • Bottom leaf tip with hole for pin removal • Template screw-hole pattern for wood and hollow metal doors and frames • ANSI/BHMA A156.1 compliance for ball-bearing hinges • Full-mortise design for robust installation |
Key Benefits & Applications
-
Ensures smooth, friction-reduced movement thanks to its ball-bearing mechanism—ideal for doors that are used often.
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The full-mortise, five-knuckle design gives better strength and alignment, reducing sag over time.
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Excellent flexibility in installation due to reversible tips and flush pins, suitable for both wood and metal frames.
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Finish variety allows matching to different hardware themes or existing décor.
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Particularly useful in commercial settings—offices, retail, public buildings—where hinge durability and finish matter.
Manufacturer Resources
Product Specs
- Subcategory:
- Hinges
- Series:
- Architectural Hinges
- Hinge Type:
- Full Mortise
- Knuckles:
- 5
- Bearing Type:
- Concealed Bearing
- Corner Style:
- Square Corners
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Full Mortise Hinges
- Product Type:
- Full Mortise Hinges
- Duty Level:
- Medium Duty
- Commercial/Residential:
- Commercial
- Hinge Pin Type:
- Removable
- Product Model:
- RD14FBB179
- Product Category:
- Door Hinges and Pivots