Corbin Russwin 606K76 7-Pin In...
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$94.00
$81.02
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Corbin Russwin 606K76 7-Pin Individual X Class Mortise Cylinder Plug, 27B1 Keyway, 2-1/4" Mortise, Satin Brass

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Model: 606K76 27B1 626

In Stock (leaves warehouse same day if ordered before 3pm ET)

$94.00
$81.02
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Corbin Russwin 606K76 7-Pin Individual X Class Mortise Cylinder Plug, 27B1 Keyway, Satin Brass

The Corbin Russwin 606K76 27B1 is a 7-Pin Individual X Class Plug engineered specifically for 2-1/4" mortise cylinder applications. Designed for commercial-grade lock cylinders, this replacement plug features the 27B1 keyway and is finished in Satin Brass, making it a precise, factory-matched component for Corbin Russwin cylinder configurations. Purpose-built for professional locksmiths and facility maintenance teams requiring an authentic OEM-quality replacement part.

Key Features

  • 7-Pin Configuration: Individual X Class 7-pin plug design delivers enhanced key control and security depth suited for commercial-grade mortise cylinder applications.
  • 2-1/4" Mortise Compatibility: Precisely sized for 2-1/4" mortise cylinder housings, ensuring accurate fit and reliable operation within compatible Corbin Russwin hardware.
  • 27B1 Keyway: Factory-specified 27B1 keyway profile for direct compatibility with existing Corbin Russwin keying systems and key blanks.
  • X Class Security: Individual X Class designation supports restricted key control programs, helping facilities maintain key duplication security and access management.
  • Satin Brass Finish: Satin Brass finish complements matching Corbin Russwin cylinder and trim hardware for a cohesive, professional appearance.
  • OEM Replacement Part: Genuine Corbin Russwin cylinder component ensuring dimensional accuracy and performance consistency with the original lock specification.
  • Commercial Application: Rated and intended for commercial environments where dependable cylinder performance and key control are critical requirements.

Technical Specifications

  • Department: Door Hardware
  • Product Category: Mechanical Locks
  • Product Group: Parts and Accessories
  • Subcategory: Parts and Accessories
  • Product Subgroup: Parts and Accessories
  • Product Type: Cylinders
  • Parts and Accessories Type: Replacement Parts
  • Commercial/Residential: Commercial
  • Product Model: 606K76 27B1
  • Features: Corbin Russwin Cylinder Parts

Typical Applications

  • Commercial Office Buildings Requiring Cylinder Rekeying or Replacement
  • Educational Facilities Maintaining Corbin Russwin Keying Systems
  • Healthcare Institutions with Managed Key Control Programs
  • Government and Municipal Buildings Utilizing Restricted Keyways
  • Retail Establishments with Existing Corbin Russwin Mortise Hardware
  • Multi-Tenant Residential and Mixed-Use Properties
  • Industrial and Warehouse Facilities Requiring OEM Cylinder Components

Why Corbin Russwin 606K76?

Corbin Russwin cylinder components are manufactured to exacting commercial-grade tolerances, ensuring that replacement plugs like the 606K76 27B1 integrate seamlessly into existing lock systems without compromising security or operational integrity. With a 7-pin X Class configuration and the factory-specified 27B1 keyway, this plug maintains the key control standards and dimensional precision that professional installers and facility managers rely on for demanding commercial applications.

Manufacturer Resources

Product Specs

Department:
Door Hardware
Product Category:
Mechanical Locks
Product Group:
Parts and Accessories
Subcategory:
Parts and Accessories
Product Subgroup:
Parts and Accessories
Product Type:
Cylinders
Parts and Accessories Type:
Replacement Parts
Commercial/Residential:
Commercial
Product Model:
606K76 27B1
Features:
Corbin Russwin Cylinder Parts

Corbin Russwin 606K76 27B1 626 – Frequently Asked Questions

1) Will the 606K76 plug work with my existing Corbin Russwin keys?
Only if your system runs the 27B1 keyway. The plug is cut for the 27B1 keyway profile, so it accepts 27B1 key blanks and drops into an existing Corbin Russwin keying system on that keyway. A different Corbin Russwin keyway means a different plug, the key won't enter.
2) If I need a complete mortise cylinder rather than just a replacement plug, what should I order instead of the Corbin Russwin 606K76?
The Corbin Russwin 606K76 27B1 is a 7-pin plug only, a replacement part for 2-1/4" mortise cylinder housings. If the housing itself is damaged or missing, order a complete mortise cylinder instead: the Detex MC65 is a 1-1/8" 6-pin commercial mortise cylinder in the Schlage C keyway, and the Adams Rite 4036 is a Grade 1 five-pin mortise cylinder in the 4036 Series. Both are assembled cylinders, so they come with their own keyway and will not carry a Corbin Russwin 27B1 key.
3) What is the difference between the Corbin Russwin 606K76 plug and an interchangeable core like the BEST 1CDF?
The 606K76 27B1 is a 7-pin individual X Class plug that drops into an existing 2-1/4" Corbin Russwin mortise cylinder housing, so the housing stays in the door and only the plug and pinning change. The BEST 1CDF is a 7-pin interchangeable core in the 1CDF Series, drill resistant and patented, that pulls out of a compatible BEST housing with a control key; the BEST 1CB is a 150 Series interchangeable core in the Peaks program, and the BEST 1C5 is a standard 5-pin core. Core systems require BEST-style housings, so they are a different keying platform rather than a substitute for a Corbin Russwin plug.
4) What does 7-pin Individual X Class mean on a Corbin Russwin plug?
Seven pin chambers instead of the usual six, in Corbin Russwin's X Class restricted key control program. Individual means it's keyed to its own change key rather than being part of a factory master group. The practical effect is deeper keying combination and controlled duplication, which is why facilities running managed key programs, schools, hospitals, government buildings, specify it.
5) Can I use a 606K76 plug in a rim cylinder or a key-in-knob cylinder?
No. It's built for mortise cylinder housings, which thread into the lock case. Rim cylinders mount through the door with a tailpiece and screws, and key-in-knob cylinders are a different body again. For rim work look at the Schlage 20-021 or 20-022 6-pin rim cylinders; for key-in-knob or lever replacement, the Kaba Ilco 1599 is a knob cylinder.
6) I need to rekey Corbin Russwin mortise locks, do I buy plugs or whole cylinders?
If the cylinder housings are sound and you're staying on the same keyway family, swapping plugs like the 606K76 is the cheaper route and keeps the original 2-1/4 inch bodies in the door. Buy complete cylinders when you're changing keyway, changing cylinder length, or the housings are damaged. For a facility moving away from Corbin Russwin keying entirely, interchangeable core options such as the BEST 1C 5-pin core or Schlage 20-057 FSIC rim cylinder let you rekey later without pulling hardware.
7) Can I use the Corbin Russwin 606K76 plug in a rim cylinder application?
No. The 606K76 27B1 is sized for 2-1/4" mortise cylinder housings and is a mortise cylinder component. For rim device applications, the Schlage 20-021 is a 6-pin rim cylinder with a vertical tailpiece cam and the 20-022 is the same rim cylinder with a horizontal tailpiece cam, each supplied with two keys; the Schlage 20-057 is a 6-pin FSIC rim cylinder with a convertible tailpiece cam. Rim cylinders mount through the door behind an exit device, not into a mortise lock body.
8) I need a cylinder for a key-in-lever or key-in-knob lock, not a mortise cylinder. What are my options?
The Corbin Russwin 606K76 27B1 plug serves 2-1/4" mortise cylinders and will not fit knob or lever cylinder housings. For key-in-knob and key-in-lever work, the Kaba Ilco 1539 is a universal key-in-knob/lever cylinder, the Kaba Ilco 1599 is a key-in-knob replacement cylinder, and the Kaba Ilco 1579 knob and lever cylinder is built for Sargent locks. The Falcon A23161-05 G is a key-in-lever cylinder with a 6-pin G keyway, keyed different and supplied with two cut keys.
9) What should I use on an aluminum storefront or narrow stile door instead of the 606K76 plug?
The 606K76 27B1 is a plug for 2-1/4" Corbin Russwin mortise cylinders and is not a storefront part. For Adams Rite narrow stile deadlock systems, the 4024 cylinder pull mounts with a trim plate for use with the MS1847 deadlock/deadlatch, and the 4025 is a five pin tumbler cylinder pull with through-screws for the same MS1847 deadlock/deadlatch. For a wood door, the Adams Rite 4026 five pin tumbler cylinder pull is designed for the 5017 wood door deadlock/deadlatch.
10) We want a single keyway standardized across a whole building. Does the 606K76 do that, or is a core system better?
The 606K76 27B1 is a 7-pin individual X Class plug in the 27B1 keyway, a restricted profile that supports key control programs while reusing the 2-1/4" mortise housings already in the doors, and it is offered in Satin Brass and Satin Chrome to match existing cylinder trim. If you would rather rekey by swapping cores in the field, the Schlage 20-057-C is a full size interchangeable core in the C keyway, and BEST offers cores in its 150 Series including the Peaks 1CB and the 7-pin 1CDF. Those platforms need their own housings, so standardizing on them means changing cylinders rather than plugs.
11) Is this Corbin Russwin plug suitable for commercial buildings or is it residential hardware?
Commercial. The 606K76 is a genuine Corbin Russwin cylinder component intended for commercial lock cylinders, and it's typically bought for office buildings, retail, industrial and multi-tenant properties where the existing hardware is already Corbin Russwin mortise.
12) Is there a simpler cylinder part to use where no keyed function is needed?
Where an opening only needs the look of a cylinder without keyed operation, the BEST 12E Series dummy rim cylinder with a 1-5/32" diameter fills the prep without any keying. The Corbin Russwin 606K76 27B1 is the opposite case: it is a 7-pin individual X Class plug in the 27B1 keyway intended to maintain restricted key control in an existing 2-1/4" mortise cylinder.
How fast can I get the Corbin Russwin 606K76 27B1 626 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 Corbin Russwin 606K76 27B1 626 come with a warranty?
Absolutely. The Corbin Russwin 606K76 27B1 626 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 Corbin Russwin 606K76 27B1 626?
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
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