Corbin Russwin CLX3357 NVSL Extra Heavy Duty Storeroom Visual Status Lever Lock with Indicator

Usually Ships: 30-45 Business Days
  • Heavy-Duty, ANSI/BHMA Certified Grade 1
  • ANSI F86 storeroom function
  • Indicator is highly visible from all angles

Available Options:


Corbin Russwin CLX3357 NVSL Cylindrical Lever Lock with NVSL Trim, Storeroom Function, N Design, VSL Trim Design – 2-3/4″ B.S.

The CLX3300 Series ANSI/BHMA Grade 1 cylindrical lock is designed to secure high-traffic spaces where aesthetics are important. Manufactured of the highest-quality materials to provide durability, strength, and reliability.

The CLX3300 Series cylindrical lock with status indicators, is the ultimate intersection of security and privacy. Engineered for easy installation in any space, it ensures instant visibility of the door’s lock status. Featuring status indicator windows for optimal visibility. Built on the robust CLX3300 Series lock body, it exceeds Grade 1 standards, making it ideal for high-traffic restrooms, classrooms, or rooms requiring increased privacy.

  • ANSI/BHMA A156.2, Series 4000, Grade 1 certified
  • UL-cUL listed for 3-hour fire doors and windstorm applications
  • Exceeds 3,100 in-lb abusive locked lever torque with no entry while maintaining egress (2.6 times ANSI/BHMA A156.2 requirements)
  • Certified above & beyond testing to withstand high volume traffic
  • Independent return springs allow lock to exceed ANSI/BHMA A156.2 Grade 1 cycle requirements without lever sag
  • Florida Building Code Approved FL# 3067


  • Status indicators for outside or both sides of the door
  • Ideal for new construction or retrofit applications using a standard bored lock door prep
  • One-Motion egress for quick and safe exits
  • Multiple indicator windows provides 180° visibility and clear sight lines from any angle
  • Simplified non-handed installation allows for easy mounting on doors of any handing
  • ADA Compliant levers
  • Patented design

ANSI F86 Storeroom

  • Deadlocking latchbolt by key in outside lever or by rotating inside lever (Lever handle is freewheeling in locked position)
  • Inside lever always free

Indicator Option Codes
10X Line indicator option codes are designed to convey color and side of door desired in one simple code. To order, specify option code.

  • V30: Single Indicator Outside (Icons Only: Green/Red)
  • V33: Double Indicator (Icons Only: Green/Red Outside – Green/Red Inside)
  • V60: Single Indicator Outside (Icons Only: White/Red)
  • V66: Double Indicator (Icons Only: White/Red Outside – White/Red Inside)


  • Classrooms
  • Restrooms
  • Quiet rooms
  • Nursing mother’s rooms
  • Dressing rooms




BSP Black Suede Powder Coat, US10BE (613e) Dark Oxidized Satin Bronze, Equivalent, US26D (626) Satin Chrome

Indicator Option Code

V30 Single Indicator Outside (Green/Red), V33 Double Indicator (Green/Red Outside – Green/Red Inside), V60 Single Indicator Outside (White/Red), V66 Double Indicator (White/Red Outside – White/Red Inside)

Lock Function



Heavy Duty

ANSI/BHMA Standard

Certified ANSI A156.2 Series 4000 — Grade 1

ADA Compliance

Meets ADA requirements – A117.1 Accessibility Code

Fire Rating

Fire Rated – UL10C – Positive Pressure

Cylinder & Keys

6-pin conventional, 0-bitted, with 2 keys


Corbin Russwin L4 Keyway



Lever Design

NZD (Newport)

Rose Design



4-7/8” x 1-1/4” ASA/ANSI strike with curved lip to meet ANSI A115.2 door frame preparation


1/2” throw, deadlocking – 1-1/8" x 2-1/4" face



Door Thickness


Minimum Stile Width



10 Year Limited

Buy American Act Compliance

Meets Buy Amercian Act – Made in USA

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Corbin Russwin CLX3357 NVSL Extra Heavy Duty Storeroom Visual Status Lever Lock with Indicator