351 Series by DoorwaysPlus



• Certified ANSI/BHMA A156.4 Grade 1

• Conforms to UL10C and UBC for positive pressure fire test

• UL Listed and cUL Listed to Canadian Safety Standards listed for use on fire doors

• Ten year warranty

• User friendly versatile mounting applications permit standard, top jamb, parallel and track installations

• Self sticking templates supplied for most applications

• Adjustable spring power allows 351 closers a size range of 1 through 6. They are adjusted to size 3 before leaving the factory

• One door closer body for all applications. All 351 are non-handed

• Meets ADA requirements in all applications, except Push Side Track application (except track)

• High impact non-corrosive plastic covers with two machine screws standard, metal covers and lead lined are optional

• All weather fluid allows closer to operate effectively in extreme temperatures without readjustment

• 1-1/2" diameter piston for superior door control

• Standard pressure relief valves for both opening and closing cycles protect the door & frame from damage caused by abuse

Heavy Duty Construction

• Heat treated full closed rack and pinion provide control from the full open position

• Heavy duty one piece die cast aluminum silicon alloy body with 14% silicon provides superior strength and wear resistance

• 1/2" arm engagement over a 7/16 square spindle ensures a wear-resistant tight joint


• Machine Screws and self tapping screws provided for closer and arm

• In addition, wood screws supplied when installed on wood doors without through bolts


• Brass body low sensitivity control valves offer separate regulating for door speed, latching, backcheck and optional delayed action

• All valves are controlled by an 1/8" allen wrench to discourage tampering and are captivated to prevent removing valves from the body and damaging door closer

• Adjustable backcheck (standard) protects the door and hardware from damage during the opening cycle

• Adjustable delayed action (optional) permits easy access for physically impaired individuals

• Valves are captivated to prevent accidental removal

Full Complement of Arm Types

• Interchangeable forged steel arms

• Standard and parallel arms

• Push and pull track arms (including double egress)

• Heavy duty forged steel arms are finely finished and interchangeable between SARGENT 351, 1431 and 281 Series


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

Visit the Sargent's website for more information on the 351 Closer

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Gardner-Tobin, Inc. Builders Hardware 227 East Helena Street PO Box 121 Dayton, OH 45404 Phone: 937.222.1522 Fax: 937.222.9568