Ives SB453 Heavy-Duty Steel Surface Bolt 8" with Fire Rating

Ives SB453 Heavy-Duty Steel Surface Bolt 8" with Fire Rating

Professional Security Hardware for Commercial Door Applications

The Ives SB453 8" steel surface bolt delivers maximum security with a 1-3/16" throw and heavy-duty construction. This fire-rated surface bolt features strong tension springs to prevent creep and is UL listed for 3-hour fire doors up to 10 feet. Measuring 3/4" wide x 1/4" thick x 8" tall, the SB453 includes both universal top strike and mortise bottom strike for versatile installation options.

Professional Features & Benefits

• Maximum Security Throw: 1-3/16" throw distance provides superior holding power for enhanced door security applications.
• Heavy-Duty Steel Construction: Durable steel substrate engineered for demanding commercial environments and high-traffic applications.
• Anti-Creep Design: Strong tension springs prevent bolt creep, maintaining consistent security positioning over time.
• Fire Door Compatibility: UL listed for 3-hour fire doors up to 10 feet, meeting critical life safety requirements.
• Dual Strike System: Includes both universal top strike (US) and mortise bottom strike (MS) for flexible installation configurations.
• Complete Hardware Package: Units packed with standard wood screws and machine screws to meet most field installation conditions.
• ANSI/BHMA Compliance: Meets ANSI A156.16 L84161 standards for commercial-grade performance and reliability.
• Compact Profile: 3/4" wide x 1/4" thick x 8" tall dimensions provide security without excessive door surface coverage.

Technical Specifications

• ANSI/BHMA: ANSI A156.16 L84161
• Commercial/Residential: Commercial
• Department: Door Hardware
• Door Strike: 1-1/2" x 1-1/2" x 3/16"
• Duty Level: Heavy Duty
• Fire Rating: Yes
• Product Category: Door Trim and Accessories
• Product Dimension: 3/4" wide x 1/4" thick x 8" tall
• Product Group: Door Trim and Accessories
• Product Model: SB453
• Product Subgroup: Surface Bolts
• Product Substrate: Steel
• Product Type: Surface Bolts
• Subcategory: Latches, Catches and Bolts
• UL Listing Type: UL listed for 3 Hour fire doors, up to 10 ft

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Ives Quality?

Ives SB453 surface bolts deliver professional-grade reliability with heavy-duty steel construction and UL listing for 3-hour fire door applications. ANSI/BHMA A156.16 compliance ensures consistent performance in demanding commercial environments. Engineered for maximum security applications where dependable bolt operation and fire safety compliance are essential.