Corbin Russwin 488K85 7-Pin In...
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$67.00
$61.58
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Corbin Russwin 488K85 7-Pin Individual X Class Plug for 3000-7 Rim Cylinder with 57D Keyway

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Model: 488K85 57D1 626

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

$67.00
$61.58
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Corbin Russwin 488K85 7-Pin Individual X Class Plug for 3000-7 Rim Cylinder with 57D Keyway

The Corbin Russwin 488K85 57D1 is a 7-Pin Individual X Class Plug engineered specifically for the Corbin Russwin 3000-7 Rim Cylinder and features the 57D keyway. Designed as a precision replacement component for commercial mechanical lock cylinders, this plug delivers the exact fit and keying compatibility required to maintain the integrity of your Corbin Russwin cylinder system. Ideal for locksmiths, facility managers, and security professionals seeking OEM-quality replacement parts for commercial door hardware applications.

Key Features

  • 7-Pin Configuration: Features a 7-pin tumbler design for enhanced key control and security in commercial cylinder applications.
  • X Class Keying: Individual X Class plug designation provides precise compatibility within Corbin Russwin keying systems for consistent key management.
  • 57D Keyway: Configured with the 57D keyway, ensuring proper key blade compatibility and controlled key duplication.
  • 3000-7 Rim Cylinder Compatibility: Engineered specifically as a replacement plug for the Corbin Russwin 3000-7 Rim Cylinder series for a direct, reliable fit.
  • OEM Replacement Part: Manufactured as a genuine Corbin Russwin cylinder component, maintaining original performance specifications and keying integrity.
  • Commercial-Grade Construction: Built to commercial standards for reliable performance in demanding, high-use door hardware environments.
  • Precision Fit: Designed for drop-in compatibility with the 3000-7 Rim Cylinder, simplifying cylinder servicing and rekeyng operations.

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: 488K85 57D1
  • Features: Corbin Russwin Cylinder Parts

Typical Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Government and Municipal Buildings
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties

Why Corbin Russwin 488K85?

Corbin Russwin cylinder components are manufactured to exacting commercial standards, ensuring that replacement parts like the 488K85 57D1 plug deliver the same precision fit and keying performance as the original factory configuration. Engineered for the 3000-7 Rim Cylinder with a 7-pin, X Class, 57D keyway specification, this plug supports professional-grade lock servicing and key control in demanding commercial environments where reliability and security integrity are paramount.

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:
488K85 57D1
Features:
Corbin Russwin Cylinder Parts

Corbin Russwin 488K85 57D1 626 – Frequently Asked Questions

1) What exactly is the Corbin Russwin 488K85 plug, and is it a complete cylinder?
It is the plug only, the rotating keyed core that sits inside a Corbin Russwin 3000-7 rim cylinder. It is a 7-pin X Class individual plug with the 57D keyway family, sold as a replacement part rather than a full cylinder assembly. If you need a whole rim cylinder with housing, cam and keys, order the cylinder itself, not this plug.
2) What keyway and finish choices do I have to specify when ordering the Corbin Russwin 488K85?
Two things to call out on the order: keyway, either D1 or D2 within the 57D family, and finish, either 606 satin brass or 626 satin chrome. Pick the keyway that matches the existing Corbin Russwin system on the building so the plug accepts your current keys and key control stays intact.
3) If I need a complete rim cylinder rather than just a replacement plug, what should I order instead of the Corbin Russwin 488K85?
The 488K85 57D1 is a 7-pin individual X Class plug made as a replacement component for the Corbin Russwin 3000-7 rim cylinder, so it goes into an existing cylinder body rather than standing in for one. When the opening needs a whole rim cylinder assembly, the Schlage Commercial 20-021 is a 6-pin rim cylinder with a vertical tailpiece cam supplied with 2 keys, and the Schlage Commercial 20-022 is the same 6-pin rim cylinder with a horizontal tailpiece cam and 2 keys. Pick the cam orientation that matches the exit device or rim lock trim on the door.
4) Is a BEST interchangeable core an equivalent to the Corbin Russwin 488K85 plug?
No. The 488K85 57D1 is a 7-pin individual X Class plug configured with the 57D keyway for the Corbin Russwin 3000-7 rim cylinder, and it is serviced into that cylinder body. A BEST 1CDF is a drill-resistant patented interchangeable core in 7-pin brass, 150 series, and the BEST 1C 5-pin standard core is a 5-pin core; both are small-format cores that drop into BEST-prepped housings, not plugs for a Corbin Russwin cylinder. They are alternatives only if you are changing the whole cylinder platform.
5) The 488K85 is for a rim cylinder. What do I use if the door takes a mortise cylinder?
The 488K85 57D1 plug is built for the Corbin Russwin 3000-7 rim cylinder, which mounts through the door behind rim trim, so it does not serve a mortise-prepped lock. For mortise preps, the Adams Rite 4036 is a Grade 1 five-pin mortise cylinder in the 4036 series, and the Detex MC65 is a 1-1/8 inch 6-pin commercial mortise cylinder in the Schlage C keyway. Confirm cylinder length and cam against the mortise case before ordering.
6) Is the 488K85 the right part for an Adams Rite MS1847 aluminum storefront deadlock?
The 488K85 57D1 is a commercial replacement plug for the Corbin Russwin 3000-7 rim cylinder, not a storefront cylinder pull. Adams Rite MS1847 deadlock and deadlatch systems are served by the 4024 cylinder pull with trim plate mounting and the 4025 five pin tumbler cylinder pull with through-screws; for wood door applications with the Adams Rite 5017 deadlock or deadlatch, the 4026 five pin tumbler cylinder pull applies.
7) What does X Class mean on a Corbin Russwin cylinder plug?
X Class is Corbin Russwin's individual keying class designation. On the 488K85 it means the plug is set up to key individually within a Corbin Russwin keying system rather than as part of a shared master arrangement, which keeps key management consistent when you swap a plug into an existing 3000-7 cylinder.
8) Should I replace the plug or just buy a new rim cylinder?
Swapping the plug makes sense when the cylinder housing and mounting are fine and you only need to change the keying or replace a worn or damaged plug. It keeps the existing 3000-7 housing and the building's Corbin Russwin key system in place. If the housing is damaged, or the opening was never Corbin Russwin to begin with, a complete rim cylinder is the better route, for example the Schlage Commercial 20-021 with a vertical tailpiece cam or the 20-022 with a horizontal cam, both 6-pin and supplied with two keys.
9) Can I use this plug to convert a rim cylinder to interchangeable core?
No. The 488K85 is a fixed 7-pin plug for a conventional Corbin Russwin 3000-7 rim cylinder, not an interchangeable core. For an IC setup you need a core-style product such as the BEST 1CDF drill resistant patented 7-pin interchangeable core or the Schlage 20-057 6-pin full size interchangeable core rim cylinder with convertible tailpiece cam.
10) We want to move to an interchangeable core system instead of rekeying plugs like the 488K85. What are the options?
Rekeying the Corbin Russwin 3000-7 rim cylinder means servicing a plug such as the 488K85 57D1 7-pin X Class plug. Facilities that would rather swap cores in the field can look at the Schlage Commercial 20-057, a 6-pin full-size interchangeable core rim cylinder with a convertible tailpiece cam and 2 keys, or the BEST Peaks 1CB 150 series interchangeable core cylinder. Both let a core come out without disassembling the cylinder, at the cost of moving off the Corbin Russwin keyway.
11) Can the 488K85 plug be used on a key-in-lever or deadbolt cylinder?
No. The 488K85 57D1 is an individual 7-pin X Class plug specific to the Corbin Russwin 3000-7 rim cylinder. Key-in-lever and deadbolt housings take their own cylinders: the Falcon A23161-05 G is a key-in-lever cylinder for the RU/T series with a 6-pin G keyway, keyed different with 2 cut keys, and the Kaba Ilco 1599 is a key-in-knob replacement cylinder while the 1549 is a key-in-deadbolt cylinder. Match the cylinder to the lock body, not to the rim plug.
12) How does the pin count of the 488K85 plug compare with common rim cylinder alternatives?
The Corbin Russwin 488K85 57D1 plug is a 7-pin configuration for the 3000-7 rim cylinder, which supports deeper master keying levels in a Corbin Russwin system. Among rim alternatives, the Schlage Commercial 20-021 and 20-022 rim cylinders are 6-pin, as is the Schlage 20-057 full-size interchangeable core rim cylinder. Pin count has to agree with the keying system the building already uses, so a 7-pin Corbin Russwin system is not served by a 6-pin cylinder.
13) What should I use instead of the 488K85 plug on a residential handleset or Kwikset deadbolt?
The 488K85 57D1 plug is a commercial part for the Corbin Russwin 3000-7 rim cylinder. Residential handleset and deadbolt retrofits call for a rim-type lazy motion cylinder instead: the Medeco 1012040 is a 6-pin lazy motion rim cylinder for Kwikset single cylinder deadbolts, the Medeco 1075127 is a 5-pin rim type lazy motion single cylinder for handlesets and deadbolts, and the Medeco 1065244 is a 5-pin rim lazy motion cylinder supplied with an Emtek tailpiece.
14) Does the 488K85 57D keyway limit me, and what alternatives come in a different keyway?
The 488K85 plug is configured with the Corbin Russwin 57D keyway and is offered in D1 and D2 keyway options with 606 satin brass and 626 satin chrome finishes, which ties it to key blades cut for that system. If the building standardizes on another keyway, the Detex MC65 mortise cylinder uses the Schlage C keyway, the Schlage 20-057-C full size interchangeable core is supplied in the C keyway in 643E aged bronze, and the Falcon A23161-05 G uses a 6-pin G keyway. Changing keyway means new keys for that opening.
15) Is the 488K85 suitable for a high traffic commercial building?
It is a commercial-rated Corbin Russwin part, used in offices, schools, healthcare, government buildings, retail, warehouses and multi-tenant residential. Because it is the factory plug for the 3000-7 cylinder, keying performance and fit stay the same as the original configuration, which matters when you are standardizing a facility on one Corbin Russwin key system.
16) Does the 606 versus 626 finish choice matter on a plug nobody sees?
Only the plug face shows through the cylinder collar, so the finish choice comes down to matching the rest of the trim on the door. 626 satin chrome pairs with brushed chrome and satin stainless hardware, 606 satin brass with brass trim. Both are offered with either the D1 or D2 keyway.
17) I need a dummy rim cylinder for a pull-side opening, not a keyed plug like the 488K85. What is the substitute?
The 488K85 57D1 is a keyed 7-pin X Class plug in the 57D keyway, so it is a working cylinder component rather than a filler. For an opening that needs the look of a cylinder without keyed operation, the BEST 12E series dummy rim cylinder has a 1-5/32 inch diameter face. Verify that diameter against the existing rim trim cutout.
How fast can I get the Corbin Russwin 488K85 57D1 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 488K85 57D1 626 come with a warranty?
Absolutely. The Corbin Russwin 488K85 57D1 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 488K85 57D1 626?
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