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8200 Series 8237 Classroom Lockset

8237-LNJ-26D (EA/1)

US26D Satin Chrome. LN Rose J Lever. Key outside retracts latchbolt also locks and unlocks outside trim. Trim inside always retracts latchbolt.

List Price: $818.00

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234 In Stock
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8200 Series

Mortise Locks

With its innovative, multi-functional lock body, the 8200 Series Mortise Lock, is considered the industry benchmark for all mortise locks on the market today. It is also the strongest and most durable—far surpassing ANSI/BHMA A156.13 Series 1000 Grade 1 standards in independently verified testing—for additional resistance against vandalism and unauthorized entry.

The electromechanical version of the 8200 Series Mortise Lock operates from 12 to 24VDC and can be used in stand-alone applications or as part of an integrated access control system. Featuring EcoFlex technology, the electromechanical version dramatically reduces power consumption by up to 96%, as certified by GreenCircle.

  • Strength & Reliability: Far exceeds independently verified testing. Verified for over 14 million cycles
  • Ease of Install: Pre-assembled components make installation fool-proof
  • Customizable: A wide variety of functions, lever designs and finishes make this lock ideal for all types of applications

The patented SARGENT Mortise Locks are designed and constructed with high quality components to provide maximum security, performance anddurability. These locks represent over a century of innovation and experience in manufacturing hardware and are the industry’s benchmark for mortiselocks: strong, durable, flexible, innovative and secure.

  • Patented design and construction
  • Available in 60 different functions, including electromechanical, security and monitoring
  • UL-cUL listed for three hour fire doors and windstorm applications
  • 10-year warranty

For Doors 1-3/4" (44mm) thick standard

Backset 2-3/4" (70mm) only

Outside Front Plate Brass, bronze or stainless steel. 8" (203mm) x1-1/4" (31mm), ANSI/BHMA Standard A156.115

Front adjustable at any angle from flat to beveled 1/8" (3mm) in 2" (51mm)

Hubs for Knobs/Levers

  • 7800: sintered iron copper infiltrated
  • 8200: cold forged steel
  • R8200: investment cast steel

Auxiliary Deadlatch is stainless steel and non-handed

Specify hand on order; easily field reversible (if no hand is specified RH will be provided)


Brass, bronze or stainless steel; ANSI Standard; curved lip, non-handed (strike box optional)


Two, nickel silver (control key or emergency key must be ordered when required)


Brass, size #41 (1-1/8") standard (except for Freewheeling, size #46 (1-3/4"))

Can be masterkeyed or grand masterkeyed. Construction keying available. LA standard keyway


4-1/2" (114mm) minimum stile for 7800/8200/R8200, 4-3/4" (121mm) minimum stile for electrical function locks

Door Prep:

ANSI/BHMA A156.115 or A156.115W modified per template (see template)


10 year limited warranty, 2 year limited warranty on electrified locks. Warranty limited to replacement of lockbody and/or components

Maximum Strength & Durability:

Certified to and exceeds ANSI/BHMA A156.13, Series 1000, Operational Grade 1 and Security Grade 1 with all standard trims

Exceeds cycle testing requirements by 14 times the ANSI/BHMA A156.13 Grade 1 standard

Case: 12 gauge heavy duty wrought steel, zinc dichromate plated. Thickness 7/64" (3mm) (.109")

1/8" (.125") cold-rolled steel inside front holds lock securely in door

Heavy duty wrought steel hubs and high carbon steel spring cartridge provide superior strength and cycle life for 8200 locks

Latchbolt is stainless steel with 3/4" (19mm) projection one-piece, anti-friction reversible latch

Deadbolt is one-piece hardened stainless steel with 1" (25mm) projection

Optional 8200 stainless steel hubs for Institutional setting (specify 3- option)

Patent pending and/or patent

Maximum Flexibility:

Fast and easy installation. Lock is easily re-handed without removing parts or opening the lock case

Aesthetic design. Many escutcheon and lever styles available to match a wide range of styles

Many standard architectural grade finishes, including Polished Nickel (US14) & Satin Nickel (US15) finishes

53 functions including 4 electrical functions. The most in the industry for a broad range of applications

Versatile. Offered for door thicknesses ranging from 1-3/8" (35mm) to 6" (152mm)

Available with vandalism deterrent trim and/or secure fastener options Torx® and spanner screws for high abuse conditions

Available with push/pull trim, perfect for hospital applications


First in the industry to offer a multi-functional lockbody that embodies 8 functions in 1 lockbody

Easy operation. Only 30º of lever rotation required to retract latchbolt

Lever springs contained inside of the lock case for easier installation

SARGENT’s revolutionary MicroShield® available. This antimicrobialsilver-based finish coating permanently suppresses the growth ofbacteria, algae, fungus, mold and mildew. EPA and NSF approved and FDA listed

Broad offering of electro-mechanical configurations offer highersecurity for the most demanding access/egress control applicationsfeaturing ElectroLynx® quick connectors


Multiple security trim options available: free-wheeling, security escutcheon and anti-vandal pull trim (patent pending)

Security key systems available (Degree, Signature, Keso, Keso F1, & XC)


8200 Series 8237 Classroom Lockset

Manufacturer: Sargent

Finish: 626/US26D-Satin Chrome

Function: Classroom

Series: 8200 Series

Grade: ANSI/BHMA Grade 1

Lever Style: J-Lever

Rose/Escutcheon Trim: LN-Rose

Cylinder Type: Conventional Cylinder

Keyway: Sargent LA