Pair of Constant Latching and Automatic Flush Bolts

FB51P-12-MD-BLK

$315.90EA/1

Ives

Constant Top and Automatic Bottom Bolts, 12" Rod Length, 3/4" Throw With 7/8" Vertical Adjustment, For Metal Door, Brass, BLK Matte Black Finish

Jump to Product Details

Finish Options

613/US10B-Oil Rubbed Dark Bronze
605/US3-Bright Polished Brass
630/US32D-Satin Stainless Steel
622/US19/MTBK-Matte Black

Looking for another option? See all Ives FB50 Series products.

Product Details

SKU
FB51P-12-MD-BLK
Application
Metal Door
Body Size
1" x 6-3/4" x 2"
Bolt Backset
3/4 Inch
Bolt Throw
3/4" with a 7/8" Vertical Adjustment
Box Quantity
1
Cylinder Count
0
Discontinued
false
Features
Constant Latching—Inactive Door Remains Latched Until the Active Door is Opened, Releasing the Automatic Bottom Bolt and then the Top Bolt can be Manually Released (Inactive Door will Relatch Automatically When Closed); Low Actuation Forces
Finish
622/US19/MTBK-Matte Black
Finish Code
622_US19_MTBK_Matte_Black
Finish Description
Matte Black
Finish Family
Black
Finish Hex
000000
Function
Flush Bolt
Function Family
Door Accessory
Guide Size
1" x 1-27/32" x 11/16" x 3/32"
Height
0
Hits
0
Included Components
8-32 X 3/8" UFPHMS; 10-12 X 1-1/4" Plastic Anchor; 6-32 X 3/8" FPHMS; 6 X 3/4" FPHSMS; 8 X 1" FPHSMS; 10 X 1" FPHSMS
Item Type
Inventory
Key Alike Group
0
Manufacturer
Ives
Manufacturer Parent
Allegion
Product Material
Stainless Steel
Rod Length
12 Inch
Rub Plate Size
1-1/4" x 1-11/16" x 3/64"
Series
FB50 Series
Shipping Weight
2.0000 POUND
Standards
Fits Standard ANSI A115.4 Door Frame Preparations; UL Listed, 3 hour fire doors 8ft x 8ft
Strike Size
15/16" x 2-1/4" x 1/16"
Warranty
1 Year
Width
0
Unit of Measure
EA/1

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Add Additional Products

Pair of Constant Latching and Automatic Flush Bolts

FB51P-12-MD-BLK

$315.90EA/1

Ives

Constant Top and Automatic Bottom Bolts, 12" Rod Length, 3/4" Throw With 7/8" Vertical Adjustment, For Metal Door, Brass, BLK Matte Black Finish

Jump to Product Details

Finish Options

613/US10B-Oil Rubbed Dark Bronze
605/US3-Bright Polished Brass
630/US32D-Satin Stainless Steel
622/US19/MTBK-Matte Black

Looking for another option? See all Ives FB50 Series products.

Product Details

SKU
FB51P-12-MD-BLK
Application
Metal Door
Body Size
1" x 6-3/4" x 2"
Bolt Backset
3/4 Inch
Bolt Throw
3/4" with a 7/8" Vertical Adjustment
Box Quantity
1
Cylinder Count
0
Discontinued
false
Features
Constant Latching—Inactive Door Remains Latched Until the Active Door is Opened, Releasing the Automatic Bottom Bolt and then the Top Bolt can be Manually Released (Inactive Door will Relatch Automatically When Closed); Low Actuation Forces
Finish
622/US19/MTBK-Matte Black
Finish Code
622_US19_MTBK_Matte_Black
Finish Description
Matte Black
Finish Family
Black
Finish Hex
000000
Function
Flush Bolt
Function Family
Door Accessory
Guide Size
1" x 1-27/32" x 11/16" x 3/32"
Height
0
Hits
0
Included Components
8-32 X 3/8" UFPHMS; 10-12 X 1-1/4" Plastic Anchor; 6-32 X 3/8" FPHMS; 6 X 3/4" FPHSMS; 8 X 1" FPHSMS; 10 X 1" FPHSMS
Item Type
Inventory
Key Alike Group
0
Manufacturer
Ives
Manufacturer Parent
Allegion
Product Material
Stainless Steel
Rod Length
12 Inch
Rub Plate Size
1-1/4" x 1-11/16" x 3/64"
Series
FB50 Series
Shipping Weight
2.0000 POUND
Standards
Fits Standard ANSI A115.4 Door Frame Preparations; UL Listed, 3 hour fire doors 8ft x 8ft
Strike Size
15/16" x 2-1/4" x 1/16"
Warranty
1 Year
Width
0
Unit of Measure
EA/1

Complete the job

Pair of Constant Latching and Automatic Flush Bolts

FB51P-12-MD-BLK

$315.90EA/1

Expected By 05/22/2026

Ives

Constant Top and Automatic Bottom Bolts, 12" Rod Length, 3/4" Throw With 7/8" Vertical Adjustment, For Metal Door, Brass, BLK Matte Black Finish

Jump to Product Details

Finish Options

613/US10B-Oil Rubbed Dark Bronze
605/US3-Bright Polished Brass
630/US32D-Satin Stainless Steel
622/US19/MTBK-Matte Black

Looking for another option? See all Ives FB50 Series products.

Product Details

SKU
FB51P-12-MD-BLK
Application
Metal Door
Body Size
1" x 6-3/4" x 2"
Bolt Backset
3/4 Inch
Bolt Throw
3/4" with a 7/8" Vertical Adjustment
Box Quantity
1
Cylinder Count
0
Discontinued
false
Features
Constant Latching—Inactive Door Remains Latched Until the Active Door is Opened, Releasing the Automatic Bottom Bolt and then the Top Bolt can be Manually Released (Inactive Door will Relatch Automatically When Closed); Low Actuation Forces
Finish
622/US19/MTBK-Matte Black
Finish Code
622_US19_MTBK_Matte_Black
Finish Description
Matte Black
Finish Family
Black
Finish Hex
000000
Function
Flush Bolt
Function Family
Door Accessory
Guide Size
1" x 1-27/32" x 11/16" x 3/32"
Height
0
Hits
0
Included Components
8-32 X 3/8" UFPHMS; 10-12 X 1-1/4" Plastic Anchor; 6-32 X 3/8" FPHMS; 6 X 3/4" FPHSMS; 8 X 1" FPHSMS; 10 X 1" FPHSMS
Item Type
Inventory
Key Alike Group
0
Manufacturer
Ives
Manufacturer Parent
Allegion
Product Material
Stainless Steel
Rod Length
12 Inch
Rub Plate Size
1-1/4" x 1-11/16" x 3/64"
Series
FB50 Series
Shipping Weight
2.0000 POUND
Standards
Fits Standard ANSI A115.4 Door Frame Preparations; UL Listed, 3 hour fire doors 8ft x 8ft
Strike Size
15/16" x 2-1/4" x 1/16"
Warranty
1 Year
Width
0
Unit of Measure
EA/1

Pair of Constant Latching and Automatic Flush Bolts

FB51P-12-MD-BLK

$315.90EA/1

Expected By 05/22/2026

Ives

Constant Top and Automatic Bottom Bolts, 12" Rod Length, 3/4" Throw With 7/8" Vertical Adjustment, For Metal Door, Brass, BLK Matte Black Finish

Jump to Product Details

Finish Options

613/US10B-Oil Rubbed Dark Bronze
605/US3-Bright Polished Brass
630/US32D-Satin Stainless Steel
622/US19/MTBK-Matte Black

Looking for another option? See all Ives FB50 Series products.

Product Details

SKU
FB51P-12-MD-BLK
Application
Metal Door
Body Size
1" x 6-3/4" x 2"
Bolt Backset
3/4 Inch
Bolt Throw
3/4" with a 7/8" Vertical Adjustment
Box Quantity
1
Cylinder Count
0
Discontinued
false
Features
Constant Latching—Inactive Door Remains Latched Until the Active Door is Opened, Releasing the Automatic Bottom Bolt and then the Top Bolt can be Manually Released (Inactive Door will Relatch Automatically When Closed); Low Actuation Forces
Finish
622/US19/MTBK-Matte Black
Finish Code
622_US19_MTBK_Matte_Black
Finish Description
Matte Black
Finish Family
Black
Finish Hex
000000
Function
Flush Bolt
Function Family
Door Accessory
Guide Size
1" x 1-27/32" x 11/16" x 3/32"
Height
0
Hits
0
Included Components
8-32 X 3/8" UFPHMS; 10-12 X 1-1/4" Plastic Anchor; 6-32 X 3/8" FPHMS; 6 X 3/4" FPHSMS; 8 X 1" FPHSMS; 10 X 1" FPHSMS
Item Type
Inventory
Key Alike Group
0
Manufacturer
Ives
Manufacturer Parent
Allegion
Product Material
Stainless Steel
Rod Length
12 Inch
Rub Plate Size
1-1/4" x 1-11/16" x 3/64"
Series
FB50 Series
Shipping Weight
2.0000 POUND
Standards
Fits Standard ANSI A115.4 Door Frame Preparations; UL Listed, 3 hour fire doors 8ft x 8ft
Strike Size
15/16" x 2-1/4" x 1/16"
Warranty
1 Year
Width
0
Unit of Measure
EA/1

Expected By 05/22/2026

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Categories

Categories

Categories

Categories

Categories

Categories

Categories

Categories

Categories

Complete the job

Similar Products

Pair of Constant Latching and Automatic Flush Bolts

Ives

Finish Options

Product Details

SKU

Application

Body Size

Bolt Backset

Bolt Throw

Box Quantity

Cylinder Count

Discontinued

Features

Finish

Finish Code

Finish Description

Finish Family

Finish Hex

Function

Function Family

Guide Size

Height

Hits

Included Components

Item Type

Key Alike Group

Manufacturer

Manufacturer Parent

Product Material

Rod Length

Rub Plate Size

Series

Shipping Weight

Standards

Strike Size

Warranty

Width

Unit of Measure

Report an Issue

Complete the job

Complete the job

Similar Products

Similar Products

Quick Order Pad

Pair of Constant Latching and Automatic Flush Bolts

Ives

Finish Options

Product Details

SKU

Application

Body Size

Bolt Backset

Bolt Throw

Box Quantity

Cylinder Count

Discontinued

Features

Finish

Finish Code

Finish Description

Finish Family

Finish Hex

Function

Function Family

Guide Size

Height

Hits

Included Components