Marks USA
Marks USA Nova 5/55 Series Grade 1 Mortise Lock | Bathroom Function - L (ANSI F02)
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Marks USA Nova 5/55 Series Grade 1 Mortise Lock | Bathroom Function - L (ANSI F02)
Function
Bathroom Function L (ANSI F02)

Latch by knob/lever either side. Deadbolt by turnpiece inside. Deadbolt deadlocks latch. To unlock from outside, remove emergency button, insert emergency key in access hole and turn. Optional coinkey assembly available.
Marks NOVA Series 5 (2-3/4" Backset) and 55 (2-1/2" Backset) Mortise Lock Table of Functions
Features
5 Series (2-3/4” backset); 55 Series (2-1/2” backset)

1. Lock Front: Adjustable bevel steel backplate 1-1/4” x 8” x 7/64” thick stainless steel. Cover plate 1/16” thick.
2. Deadbolt: Stainless steel with hardened roll pins, 1” throw.
3. Latch: Solid stainless steel with antifriction latch lever, 3/4” throw (reversible).
4. Auxiliary Deadlatch: 1/2” throw (reversible).
5. Hubs: Steel, 9/32’’ on diamond, 5/16” on square with security separator. Independent exterior and interior lever support springs.
6. Lever Support Springs: Lever support springs with 5/16” Hubs
7. Hub Follower: (to lock hub) steel 1/8” thick.
8. Hub Stop: (to limit lever travel) steel 1/8” thick.
9. Case: Stamped steel 3/32” thick, zinc dichromate finish.
Marks NOVA Series Mortise Lock Dimensions

- Option:Choose Cylinder (What is a Cylinder? Click link here to know more):
- https://blog.locksandsafes.com/2021/03/17/lock-cylinder-and-keyway-guide/
- Option:Choose Finish (What is this? Click here to see our detailed Door Hardware Finish Guide):
- https://blog.locksandsafes.com/2020/07/28/lock-and-door-hardware-finishes/