Precision 301 Grade 1 Mortise Exit Device, Non Fire Rated, Crossbar Style | Precision 300 Series Exit Device
The Precision Series Crossbar Style Exit Devices provide a traditional aesthetic architectural appeal with proven durability. All Precision Series Exit Devices are UL listed for panic and fire and are certified to ANSI/BHMA Grade 1. The Precision Series is available in a variety of finishes and its chassis is constructed from investment cast steel.
FEATURES
Doors – For all types of single and double doors with a mullion. For mullions, contact us. Available for 1-3/4" to 2-1/4" thick, up to 4'–0" wide opening. For thicker doors, consult us. Furnished standard for 1-3/4" thick, 3'-0" wide opening.
Device – Covers ANSI A115.1 (Type 86) Mortise Lock preparation
Covers – Lock Stile and Hinge Stile Assembly, Cold drawn Bronze, Brass, Stainless Steel.
Chassis – Lock Stile and Hinge Stile Assembly, Investment Cast Steel, Zinc Dichromated.
Arms – Forged Brass or Bronze.
Crossbar – 1 Bronze, Brass or Stainless Steel tubing furnished standard for a 3'-0" Door. For wider doors, specify door width. Knurled and Reinforced crossbars are available.
Dogging – Hex Key dogging standard for Panic Hardware. NOT available on Fire Exit Hardware.
Handed – Specify hand when ordering as RHRB or LHRB. Standard packaging is RHRB.
ANSI/BHMA – Devices are BHMA certified for ANSI 156.3, Grade 1.
Cylinders – Mortise type, not furnished standard.
Crossbar Height – 34-5/8" to centerline from finish floor standard. May be varied as situation dictates, consult factory.
Mortise Lock - Handed Fits doors machined per ANSI A115.1 for Federal Lock Type 86.
Backset – 2-3/4".
Case – Wrought Steel, Zinc Dichromate finish.
Lock Front Plate – 8" x 1-1/4" Bronze, Brass or Stainless Steel, pivots for beveled or square edged doors.
Latchbolt – Stainless Steel, Deadlocking, 3/4" throw, anti-friction.
Guardbolt – Stainless Steel, sliding type.
Strikes – No. S982 handed curved lip strike standard.
Precision Mortise Lock Dimensions

- Option:Choose Handing (What is Handing? Click link here to know more about Handing):
- https://blog.locksandsafes.com/2020/07/28/door-hardware-handing-guide/