Automatic Flush Bolts

1840 – Automatic Flush Bolt – Top Bolt Only

Available Finishes:

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 10 ea. #8 × 3/4 FH Combo Screws, 2 ea. Plastic Anchors

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top and bottom bolts.
• Override feature prevents damage to doors or bolts if bolt heads are blocked from entering strikes.
• Bolt head rods are adjustable up to 1-1/2".
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• UL Listed

Size: 1" × 6-3/4"

Weight: 1.2 lbs.

ANSI A156.3: Type 25

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 20 ea. #8 × 3/4 FH Combo Screws, 4 ea. Plastic Anchors

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top and bottom bolts.
• Override feature prevents damage to doors or bolts if bolt heads are blocked from entering strikes.
• Bolt head rods are adjustable up to 1-1/2".
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• UL Listed

Options: Can be used with the #570 Dust Proof Strike.

Other: For Fire Rated Metal Doors Labeled A, B, C, D, & E up to 4'w × 9'h.

Size: 1" × 6-3/4"

Weight: 2.4 lbs.

ANSI A156.3: Type 25

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 10 ea. #8 × 3/4 FH Combo Screws, 4 ea. Plastic Anchors

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top bolt.
• Override feature prevents damage to doors or bolt if bolt head is blocked from entering strike.
• Bolt head rod is adjustable up to 1-1/2".
• For fire rated metal doors labeled A, B, C, D, & E up to 4'w × 9'h.
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• Bottom fire bolt eliminates need for floor prep.
• Oversize fire bolt strike hole allows for slight door misalignment.
• UL Listed

Top Bolt Size: 1" × 6-3/4"

Bottom Bolt Size: 13/16" dia.

Weight: 1.3 lbs.

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 8 ea. #8 × 3/4 FH Combo Screws, 3 ea. Plastic Anchors; 6 ea. #10 × 1 FH WS

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top and bottom bolts.
• Override feature prevents damage to doors or bolts if bolt heads are blocked from entering strikes.
• Bolt head rods are adjustable up to 1/2".
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• UL Listed

Size: 1" × 8-1/2"

Weight: 1.5 lbs.

ANSI A156.3: Type 25

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 16 ea. #8 × 3/4 FH Combo Screws, 2 ea. Plastic Anchors; 6 ea. #10 × 1 FH WS

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top and bottom bolts.
• Override feature prevents damage to doors or bolts if bolt heads are blocked from entering strikes.
• Bolt head rods are adjustable up to 1/2".
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• UL Listed

Options: Can be used with the #570 Dust Proof Strike.

Other: For Wood Doors Labeled B, C, D, & E up to 4'w × 9'h.

Size: 1" × 8-1/2"

Weight: 2.9 lbs.

ANSI A156.3: Type 25

• US32D/630
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 8 ea. #8 × 3/4 FH Combo Screws, 2 ea. Plastic Anchors; 3 ea. #10 × 1 FH WS

Features:

• Non-handed.
• Low (5 lbs. maximum) closing force.
• Fully automatic; opening active door retracts top bolt.
• Override feature prevents damage to doors or bolt if bolt head is blocked from entering strike.
• Bolt head rod is adjustable up to 1/2".
• For fire rated UL listed 20-minute wood core and composite doors up to 4'w × 9'h.
• Thermal lock automatically locks the inactive door under high heat conditions due to fire.
• Bottom fire bolt eliminates need for floor prep.
• Oversize fire bolt strike hole allows for slight door misalignment.
• UL Listed.

Top Bolt Size: 1" × 8-1/2"

Bottom Bolt Size: 13/16" dia.

Weight: 1.6 lbs.

• US32D/630
• US32/629
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass

Fastener: 4 ea. #8 × 1 FH SMS, 4 ea. 8 × 3/4 FH Combo Screws, 2 ea. Plastic Anchors

Features:

• Patent Pending.
• Durable, tested over 1 million cycles.
• Smaller profile adds stability to the door.
• Only two 1-1/8" diameter holes for easier door preparation.
• Preparation prevents the veneer from splitting at the corners of the door.
• Quiet & smooth activation.
• Fully automatic; opening active door retracts top bolt.
• Non-handed.
• Override feature prevents damage to doors or bolt if bolt head is blocked from entering strike.
• Low (3 lbs. maximum) closing force. ADA Compliant.
• Adjustable Bolt Head Rod: bolts can be vertically adjusted 1/2" for unusual clearances.
• For up to 4'w × 9'h fire rated wood core & composite doors up to 20 minutes fire rating.
• UL Listed.

Face Plate Size: 1-1/8" × 2-1/4"

Weight: .9 lbs.

• US32D/630
• US32/629
• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass, Stainless Steel

Fastener: 8 ea. #8 × 1 FH SMS, 8 ea. 8 × 3/4 FH Combo Screws, 4 ea. Plastic Anchors

Features:

• Patent Pending.
• Durable, tested over 1 million cycles.
• Smaller profile adds stability to the door.
• Only two 1-1/8" diameter holes for easier door preparation.
• Preparation prevents the veneer from splitting at the corners of the door.
• Quiet & smooth activation.
• Fully automatic; opening active door retracts top & bottom bolts.
• Non-handed.
• Override feature prevents damage to doors or bolt if bolt head is blocked from entering strike.
• Low (3 lbs. maximum) closing force. ADA Compliant.
• Adjustable Bolt Head Rods: bolts can be vertically adjusted 1/2" for unusual clearances.
• For up to 4'w × 9'h fire rated wood core & composite doors up to 1-1/2 hours fire rating.
• UL Listed

Face Plate Size: 1-1/8" × 2-1/4"

Weight: 1.7 lbs.

• US26D/626
• US26/625
• US10B/613
• US10/612
• US4/606
• US3/605

Material: Brass

Fastener: 4 ea. #8 × 3/4 FH Combo Screws

Features: Covers existing bottom 1840 flush bolt prep.

Cover Plate Size: 1" × 6-3/4"

Weight: 0.1 lbs.