Hager 7741 Steel Round Corner ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$17.83
Hager 7741 Steel Round Corner Full Mortise Residential Plain Bearing 5-Knuckle Hinges

Hager 7741 Steel Round Corner Full Mortise Plain Bearing Hinges with Removable Pin

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Model: 7741 3.5X3.5 2D
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Hager 7741 Steel Round Corner Full Mortise Plain Bearing Hinges with Removable Pin

Professional Residential Door Hardware Solution

The Hager 7741 steel hinges feature 5-knuckle construction with round corner 1/4" radius design for residential applications. Available in 3-1/2" x 3-1/2" and 4" x 4" sizes, these full mortise hinges are constructed from 0.085 gauge steel with steel pin and include removable pin design for easy installation. ANSI A8134 certified for reliable performance in residential door applications.

Professional Features & Benefits

  • Dual Size Options: Available in 3-1/2" x 3-1/2" and 4" x 4" sizes to accommodate various residential door applications.
  • Round Corner Design: 1/4" (6 mm) radius round corners provide smooth operation and professional appearance.
  • Heavy-Duty Construction: 0.085 gauge steel construction with steel pin provides durability for residential use.
  • Removable Pin Design: Removable pin allows for easy door removal and maintenance without disturbing frame installation.
  • Reversible Configuration: Reversible design provides installation flexibility for left-hand or right-hand door applications.
  • ANSI Certified: ANSI A8134 certification ensures compliance with industry standards for residential applications.
  • Complete Hardware Package: Includes 3/4" x 9 flat head wood screws for complete installation.
  • Bulk Packaging: Available in 100-piece case quantities for contractor and volume applications.
  • Reversible. Round corners 1/4" (6 mm) radius. Removable pin. Bulk unassembled.

Technical Specifications

  • ANSI/BHMA: ANSI A8134
  • Bearing Type: Plain Bearing
  • Certifications: ANSI A8134
  • Commercial/Residential: Residential
  • Corner Style: Round Corner
  • Fasteners: 3/4" x 9 FH Wood
  • Features: Plain Bearings, Reversable, Removable Pin
  • Finishes: 3-1/2" - 10R, US15, US26, US26D, 2D, 3LB, AN/US15A; 4" - 10R, US15, US26, 2D, 3LB, AN/US15A
  • Gauge: 0.085
  • Knuckles: 5
  • Material: Steel with steel pin
  • Notes: Hager residential hinges are provided without lubrication. We recommend lubricating the hinges after installation.; All residential hinges conform to the "Light Weight" requirements of ANSI A156.1.; 7741 is hinge RC1741 bulk unassembled.
  • Packaging: Bulk with screws. 100 ea. two prong leaves in half the box. 100 ea. three prong leaves in half the box. 100 ea. pins in lift-out box
  • Size: 3-1/2" X3-1/2"; 4" X4"
  • Subcategory: Full Mortise Hinges

Installation & Operation

  1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
  2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces.
  3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
  4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
  5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
  6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

  • Residential Entry Doors
  • Interior Passage Doors
  • Multi-Family Housing Projects
  • Residential Renovation Projects
  • Custom Home Construction
  • Property Management Maintenance
  • Contractor Volume Applications

Why Choose Hager Quality?

Hager hinges deliver professional-grade reliability with 0.085 gauge steel construction and ANSI A8134 certification for demanding residential applications. The 5-knuckle design with removable pin provides long-term durability and maintenance convenience. Engineered for residential door applications where dependable performance and easy installation are essential.

Product Specs

Knuckles:
5
Corner Style:
Round Corner
Subcategory:
Full Mortise Hinges
Fasteners:
3/4" x 9 FH Wood
Product Group:
Door Hinges and Pivots
Product Subgroup:
Full Mortise Hinges
Product Type:
Full Mortise Hinges
Features:
Plain Bearings, Reversable, Removable Pin
ANSI/BHMA:
ANSI A8134
Bearing Type:
Plain Bearing
Commercial/Residential:
Residential
Product Model:
7741
Product Function:
Plain Bearing
Product Substrate:
Steel
Product Category:
Door Hinges and Pivots
Department:
Door Hardware

Hager 7741 3.5X3.5 2D – Frequently Asked Questions

1) Will the Hager 7741 hinge fit a standard residential door prep with rounded hinge corners?
The Hager 7741 is a full mortise hinge with 1/4 inch (6 mm) radius round corners, which matches the router-cut mortise most residential wood doors and frames have from a hinge-boring jig. If your existing mortises have square corners, you want a square corner hinge instead, or you would have to chisel the corners out. Sizes are 3-1/2 x 3-1/2 inches and 4 x 4 inches.
2) Is the Hager 7741 hinge handed, or can I use the same hinge on left and right hand doors?
No handing to specify. The 7741 is reversible, so the same hinge works on left hand or right hand openings. That is what makes it practical to buy in bulk for a building where you do not know in advance which doors you will be hitting.
3) Is the Hager 7741 hinge rated for a commercial opening or only residential doors?
Residential. The 7741 is a plain bearing steel hinge carrying ANSI A8134, and Hager states its residential hinges meet the light weight requirements of ANSI A156.1. For a commercial corridor, stairwell, or any high-traffic or heavier door, step up to a ball bearing or concealed bearing architectural hinge such as the BEST 1900R standard weight or, for a heavy door, the McKinney TCA3386 heavy weight.
4) Plain bearing or ball bearing hinge, which do I need?
The 7741 is plain bearing, meaning the knuckles ride directly on each other. That is fine for residential passage and entry doors that are not closer-controlled and see normal daily use. Once you add a door closer, a heavier slab, or apartment-corridor traffic, go to a bearing hinge: the Don-Jo BB74545 is a 4-1/2 x 4-1/2 inch steel 5-knuckle ball bearing full mortise, and the BEST 1900R and Stanley Security CB1960R are concealed bearing standard weight options.
5) Should I use 3-1/2 inch or 4 inch hinges on my door?
The 7741 comes in 3-1/2 x 3-1/2 inch and 4 x 4 inch. 3-1/2 inch is the usual size for 1-3/8 inch interior passage doors; 4 inch is what you normally find on 1-3/4 inch residential entry doors and heavier slabs. The simplest check is to pull one existing hinge and measure the leaf, since you want the new hinge to drop into the mortise already cut.
6) I need power transfer to an electrified lock - will the Hager 7741 do that?
No. The Hager 7741 is a mechanical plain bearing hinge with a removable steel pin and no wiring provision. For power transfer through the hinge, the ACSI 5BB1 is a 5-knuckle ball bearing full mortise hinge, 4-1/2 by 4-1/2, with a concealed electric through-wire carrying four 28ga conductors.
7) The Hager 7741 is a plain bearing residential hinge - what should I use on a high-traffic commercial door instead?
The Hager 7741 uses plain bearings and is a residential-duty hinge, which suits interior passage and residential entry doors. For a commercial opening carrying steady daily traffic, a bearing hinge is the usual move: the Don-Jo BB74545 is a standard duty full mortise ball bearing hinge in steel, 4-1/2 inch by 4-1/2 inch with square corners and a 5-knuckle barrel, and the McKinney TCA3386 is a heavy weight square corner 5-knuckle full mortise hinge in the same 4-1/2 by 4-1/2 size. Bearing hinges carry the door load on a bearing race rather than knuckle-on-knuckle, which is what commercial cycle counts call for.
8) Can the Hager 7741 be used on a heavy or oversized door?
The Hager 7741 is built to the light weight requirements of ANSI A156.1 in 0.085 gauge steel with plain bearings, so heavy or oversized leaves are outside its intended range. For those openings the heavy weight options are the McKinney TCA3386, a square corner 5-knuckle full mortise heavy weight hinge at 4-1/2 by 4-1/2, the Stanley Security CB199 full mortise concealed bearing heavy weight hinge, and the BEST CB223, a stainless steel concealed bearing heavy weight pivot reinforced hinge for beveled edge doors. The BEST FBB212 is a steel ball bearing pivot reinforced hinge for square edge doors at standard duty.
9) I need extra clear opening width for an ADA or wheelchair path - is there a hinge to use in place of the Hager 7741?
The Hager 7741 is a conventional full mortise hinge, so the open door leaf still sits in the opening and eats into clear width. Where you need the leaf to swing fully out of the way, the BEST CB248 is a steel full mortise concealed bearing swing clear hinge for square edge doors at medium duty. Swing clear geometry recovers roughly the thickness of the door in clear opening, which is often what closes an accessible-width gap in an existing frame.
10) Can I pull a door off its hinges without unscrewing the Hager 7741 from the frame?
Yes. The 7741 has a removable pin, so you tap the pin out and lift the door off with both leaves still screwed to the door and jamb. Useful for painting, moving appliances or furniture through a unit, or swapping a damaged door. Note that a removable pin is not a security pin, so on an outswing exterior door the hinges sit on the exposed side.
11) Do the Hager 7741 hinges come with screws, or do I need to buy fasteners separately?
Screws are included: 3/4 inch number 9 flat head wood screws, packed with the hinges. Those are wood screws, so they suit wood doors and wood jambs. Hollow metal frames need machine screws into tapped holes, which is a different fastener package.
12) How does the Hager 7741 ship, and do I have to assemble the hinges?
Bulk and unassembled. A case holds 100 two-prong leaves in half the box, 100 three-prong leaves in the other half, and 100 pins in a lift-out box, with screws. So you pair a leaf set and drop the pin yourself. That is the format for volume work, punch lists, and maintenance stock rather than a single-door replacement. The same hinge boxed assembled is Hager's RC1741.
13) Do Hager 7741 hinges need to be oiled after I install them?
Yes, and this catches people out. Hager ships its residential hinges without lubrication and recommends lubricating after installation. Skip it on a plain bearing hinge and you get squeak and premature knuckle wear. A drop of light oil down the pin at install is all it takes.
14) What is a stainless or brass alternative to the steel Hager 7741 for a coastal or wet location?
The Hager 7741 is steel with a steel pin, so for corrosive environments the material itself is the limiting factor. The Don-Jo BB94545 is a stainless steel full mortise ball bearing hinge, 4-1/2 by 4-1/2 with square corners, and the Don-Jo BB84545 is the same size in brass with a satin chrome finish. The BEST CB223 is a stainless steel concealed bearing heavy weight hinge. Note all three are bearing hinges rather than plain bearing, and check corner style against your existing prep.
15) I need the same removable pin convenience as the Hager 7741 but on a commercial door - what carries that over?
The removable pin on the Hager 7741 lets the door come off without disturbing the frame leaf. That same feature shows up on the BEST 1900R, a steel full mortise concealed bearing standard weight hinge with a removable pin at medium duty. The Stanley Security CB1960R is also a full mortise concealed bearing standard weight hinge at medium duty. Both run concealed bearings rather than the plain bearings on the 7741.
16) What finish can I get the Hager 7741 hinge in for a paint-grade or utility opening?
Zinc dichromate (2D) is the stocked finish on both the 3-1/2 x 3-1/2 inch and 4 x 4 inch sizes. It is a plated utility finish rather than a decorative one, which suits back-of-house, closet, garage entry, and any door where the hinge is not a design element.
17) Is there a template for laying out the Hager 7741 hinge mortises and hinge heights?
Yes. Hager publishes a residential hinges template and a full mortise hinges template, plus a standard hinge locations sheet that gives the usual heights from the head and floor for a two, three, or four hinge door. Use the location sheet to set the spacing, then the template to mark each mortise.
How fast can I get the Hager 7741 3.5X3.5 2D delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Hager 7741 3.5X3.5 2D come with a warranty?
Absolutely. The Hager 7741 3.5X3.5 2D is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Hager 7741 3.5X3.5 2D?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Hager 7741 3.5X3.5 2D from ZenSupply?
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