Schlage B660B Single Cylinder Deadbolt, 2-3/4" Backset, SFIC Prep, Less Core

Schlage’s toughest and highest grade heavy-duty Grade 1 commercial deadbolt. Choose the B660 for Grade 1 security in high-traffic commercial applications.

ANSI Function E0151: Deadbolt thrown or retracted by key outside or thumbturn inside

  • SFIC Core Sold Separately
  • 1" throw, high-strength steel alloy deadbolt with hardened steel roller resists sawing and kick-in attacks
  • Metal shield protects bolt from ice-pick attack through the door
  • Hardened steel ball-bearings protect mounting bolts from drill attack
ANSI Function

E0151

ANSI/BHMA Standard

ANSI A156.36 Grade 1. When installed with FSIC cylinder Grade 2; SFIC cylinder Grade 3.

Backset

2-3/4"

Bolt

1" throw bolt 1-1/8" x 2-1/4" square corner face plate

Brand

Schlage

Cylinder

Small Format Interchangeable Core (SFIC) Cylinder (Less Core)

Cylinder Format

Small Format Interchangeable Core (SFIC)

Deadbolt Type

Single Cylinder

Door Thickness

1-3/4" to 2"

Finish

Satin BrassSatin ChromeSatin BronzeBlackOil Rubbed BronzeSatin NickelBright ChromeBright BrassAntique BrassAged Bronze

Finishes

609 Antique Brass625 Bright Chrome622 Matte Black626 Satin Chrome619 Satin Nickel613 Oil Rubbed Bronze606 Satin Brass643e Aged Bronze612 Satin Bronze605 Bright Brass

Fire Rating

UL Listed for “A” Label 3 Hour Fire Doors

Strike

1-1/8” x 2-3/4“ square corner

Usage

Heavy Duty

Warranty

3 Year

B660B Single Cylinder Deadbolt, Less Small Format Interchangeable Core
Schlage B660B Single Cylinder Deadbolt, Less Small Format Interchangeable Core