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MCKINNEY Butt Hinge: Steel, Full Mortise - Full Mortise-Mount Butt Hinges
MCKINNEYFull Mortise-Mount Butt Hinges

MCKINNEY Butt Hinge: Steel, Full Mortise

The MCKINNEY Butt Hinge is a full mortise-mount hinge with a 1 7/16 in leaf width, made of steel with a plain bearing type (MPN 55321). 3G Electric interprets demand and delivers this hinge across 14 industrial…

SKU 3G-OTH-507808

Brand
MCKINNEY
Item
Butt Hinge: Steel, Full Mortise
Category
Full Mortise-Mount Butt Hinges
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MCKINNEY
Manufacturer Part Number
55321
Type
Full Mortise
Material
Steel
Leaf Wd
1 7/16 in
Bearing Type
Plain

Technical Documents

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MCKINNEY Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MCKINNEY Butt Hinge is a full mortise-mount hinge with a 1 7/16 in leaf width, made of steel with a plain bearing type (MPN 55321). 3G Electric interprets demand and delivers this hinge across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the MCKINNEY Butt Hinge used for?

The MCKINNEY Butt Hinge is used for mounting doors in industrial and commercial settings. Its full mortise design and steel construction provide durable support for heavy-duty applications. 3G Electric supplies this hinge across 14 industrial departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the MCKINNEY Butt Hinge 55321?

The MCKINNEY Butt Hinge 55321 is a full mortise-mount hinge with a leaf width of 1 7/16 in, made of steel with a plain bearing type. It is designed for reliable door support in industrial environments. 3G Electric sources and delivers this hinge globally.

Where to buy the MCKINNEY Butt Hinge 55321 worldwide?

You can buy the MCKINNEY Butt Hinge 55321 worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to your location. As a global industrial solutions provider, we source and supply this hinge across 14 departments, including specialist expertise in combustion, pumps and controls.

How to install a full mortise butt hinge like the MCKINNEY 55321?

To install a full mortise butt hinge like the MCKINNEY 55321, cut a recess (mortise) into the door edge and frame, align the hinge leaves, and secure with screws. Ensure the hinge is level for smooth operation. 3G Electric supplies this steel hinge with plain bearings for straightforward installation.

Used in

Common applications for MCKINNEY
Commercial building door control — MCKINNEY gate springs (e.g., 451 D4) for automatic door closing in office corridors
Industrial facility access — MCKINNEY gate springs (e.g., 452 D4) for heavy-duty gate closing in warehouse environments
Security system integration — MCKINNEY MCK-EPT power transfer unit for wiring door alarms in institutional buildings
Retrofit door hardware — MCKINNEY gate springs (e.g., 453 D4) for replacing worn springs in existing door assemblies
Low-voltage access control — MCKINNEY MCK-EPT power transfer unit for electric strike wiring in commercial entryways

MCKINNEY Products

3G Electric supplies MCKINNEY full mortise-mount butt hinges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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