1854 – Manual Flush Bolt - Manual Top & Bottom Fire Bolt - Metal Doors
Manual flush bolt for metal doors with lever-operated projection and retraction providing manual top bolt and bottom fire bolt.
Key Features
- 1855S Top Bolt
- 1858 Bottom Fire Bolt
- Metal Door Application
- Manual Lever Operation
- Fire Protection
- Manual Lever Projection and Retraction (Up or Down Movement on Door Edge)
Additional Information
Universal design provides flexibility for various door types with reliable operation.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
Available Options
- EXT-18 – 18” Rod Extension - Metal Doors
- EXT-24 – 24” Rod Extension - Metal Doors
- EXT-30 – 30” Rod Extension - Metal Doors
- EXT-36 – 36” Rod Extension - Metal Doors
- EXT-48 – 48” Rod Extension - Metal Doors
- SEC – Security Fasteners provided for all exposed screws
1855S – Manual Flush Top Bolt - Single - Metal Doors
Single manual flush bolt for metal doors providing reliable manual operation with adjustable bolt head for fire-rated hollow metal doors.
Key Features
- Single Configuration
- Adjustable Bolt Head
- Meets or exceeds BHMA L14251, ANSI 156.16
- Metal Fire Doors Up to 4'0" x 8'0"
- UL Listed up to 3 hours
Additional Information
Professional-grade manual operation with adjustable components for precise installation.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
| Rod Length | 12" standard |
| Bolt Head | 1-1/2" adjustable |
| Bolt Specifications | 5/8" throw with 3/4" rod basket |
| Weight | 1.0 lbs. standard |
| Bolt Option | Extra long bolt head 2-1/2" (or to specification) |
Available Options
- EXT-18 – 18” Rod Extension - Metal Doors
- EXT-24 – 24” Rod Extension - Metal Doors
- EXT-30 – 30” Rod Extension - Metal Doors
- EXT-36 – 36” Rod Extension - Metal Doors
- EXT-48 – 48” Rod Extension - Metal Doors
- SEC – Security Fasteners provided for all exposed screws
- AM-S – Anti Microbial for Manual Flush Bolts (Single)
1855P – Manual Flush Bolts - Pair - Metal Doors
Paired manual flush bolts for metal doors providing manual top bolt and bottom fire bolt with thermal activation for comprehensive securing.
Key Features
- Top & Bottom Pair
- Thermal Activation
- Bottom Fire Bolt Eliminates Need For Floor Preparation
- Oversize Fire Bolt Strike Hole Allows for Slight Door Misalignment
- Fits ANSI A115 Door and Frame Preparation
- Metal fire doors up to 4'0" x 9'0"
- UL Listed up to 3 hours
Additional Information
Complete dual-bolt system with thermal activation and fire bolt design.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
| Rod Length | Standard 12" (center of face to bolt end - retracted) |
| Bolt Head | 1-1/2" adjustable |
| Bolt Specifications | 5/8" bolt throw, 3/4" rod backset |
| Bolt Option | Extra long bolt head 2-1/2" (or to specification) |
| Thermal Feature | At 230°F plug and plastic cover melt allowing bolt projection |
Available Options
- EXT-18 – 18” Rod Extension - Metal Doors
- EXT-24 – 24” Rod Extension - Metal Doors
- EXT-30 – 30” Rod Extension - Metal Doors
- EXT-36 – 36” Rod Extension - Metal Doors
- EXT-48 – 48” Rod Extension - Metal Doors
- SEC – Security Fasteners provided for all exposed screws
- AM-P – Anti Microbial for Manual Flush Bolts (Pair)
1856 – Manual Flush Bolt - Manual Top & Bottom Fire Bolt - Wood Doors
Manual flush bolt for wood doors with manual top bolt and bottom fire bolt providing thermal activation and corner reinforcement.
Key Features
- Wood Door Application
- Manual Top & Fire Bolt
- 1857S Top Bolt
- 1858 Bottom Fire Bolt
- Thermal Activation
- No Floor Prep Required
- Corner Reinforcing Plate Maintains Door Strength
- Oversize Fire Bolt Strike Hole Allows for Slight Door Misalignment
Additional Information
Wood door specific design with thermal protection and reinforcement plate.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
| Bolt Specifications | 5/8" bolt throw, 3/4" backset |
| Thermal Feature | At 230°F plug and plastic cover melt allowing bolt projection |
| Fasteners | 7) #8 x 3/4" FH combo screws, 4) 8-32 x 1/2" FH MS, 4) #8 countersunk washers (included) |
Available Options
- EXT-18 – 18” Rod Extension - Metal Doors
- EXT-24 – 24” Rod Extension - Metal Doors
- EXT-30 – 30” Rod Extension - Metal Doors
- EXT-36 – 36” Rod Extension - Metal Doors
- EXT-48 – 48” Rod Extension - Metal Doors
- SEC – Security Fasteners provided for all exposed screws
1857S – Manual Top Flush Bolt - Single - Wood Doors
Single manual flush bolt for wood doors with corner reinforcement plate providing reliable manual operation and door strength maintenance.
Key Features
- Wood Door Application
- Single Configuration
- Corner Reinforcement
- Meets or exceeds BHMA L14251, ANSI 156.16
- Corner Reinforcing Plate Maintains Door Strength
Additional Information
Wood door specific design with reinforcement plate ensuring structural integrity.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
| Rod Length | 12" standard |
| Bolt Specifications | 5/8" throw with 3/4" rod basket |
| Bolt Head | 1-1/2" adjustable |
| Weight | 1.0 lbs. standard |
Available Options
- SEC – Security Fasteners provided for all exposed screws
1857P – Manual Flush Bolt with Bottom Manual - Pair - Wood Door
Paired manual flush bolts for wood doors with corner reinforcement plate providing dual manual bolt operation and door strength maintenance.
Key Features
- Wood Door Application
- Top & Bottom Manual
- Manual Top Bolt 1857S
- Bottom Fire Bolt 1858
- Corner Reinforcement
- Dual Bolt System
- Meets or exceeds BHMA L14251, ANSI 156.16
- Corner Reinforcing Plate Maintains Door Strength
- UL Listed
Additional Information
Complete dual manual bolt system with reinforcement plate for comprehensive securing.
Technical Specifications
| Material | Bottom Fire Bolt: Stainless Steel / Flush Bolt: Brass |
| Finishes | US3, US4, US10, US10B, US26D, US32, US32D, S4/BSPC, Custom Finishes Available |
| Bolt Specifications | 5/8" throw with 3/4" rod basket |
| Rod Length | 12" standard |
| Bolt Head | 1-1/2" adjustable |
| Weight | 2.0 lbs. standard |
Available Options
- SEC – Security Fasteners provided for all exposed screws
Documents & Spec Sheets
Cut Sheets
- 1854 Cut Sheet (PDF)
- 1855S Cut Sheet (PDF)
- 1855P Cut Sheet (PDF)
- 1856 Cut Sheet (PDF)
- 1857S Cut Sheet (PDF)
- 1857P Cut Sheet (PDF)
Templates
- 1854 Manual Flush Bolt, Top Bolt Only with Fire Bolt, Metal Door Application Template (PDF)
- 1855S Manual Flush Bolt, Top Bolt Only, Metal Door Application Template (PDF)
- 1855P Manual Flush Bolt, Top & Bottom Bolt, Metal Door Application Template (PDF)
- 1856 Manual Flush Bolt, Top Bolt Only with Fire Bolt, Wood Door Application Template (PDF)
- 1857S Manual Flush Bolt Top Bolt Only, Wood Door Application Template (PDF)
- 1857P Manual Flush Bolt Set, Top & Bottom Bolt, Wood Door Application Template (PDF)
Product Selection Tools
- Flush Bolts Line Card (PDF)
- Cross Reference 2025 (PDF)
Forms
Models
- 1854 – Manual Top Bolt (1855S) & Bottom Fire Bolt (1858) for Metal Door
- 1855S – Single Manual Top Bolt for Metal Door
- 1855P – Pair Manual Bolts for Metal Door
- 1856 – Manual Top Bolt (1857S) & Bottom Fire Bolt (1858) for Wood Door
- 1857S – Single Manual Top Bolt for Wood Door
- 1857P – Pair Manual Bolts for Wood Door
Pricing per ABH Price List No. 15. Contact us for custom sizes and options.