Overview
The SealMaster 3/4″ 724119 SFT-12 HT Regal Gold Line bearing is a standard-duty, flange-mounted ball bearing unit designed for industrial power transmission and rotating equipment. Part number SFT-12 HT offers reliable shaft support in moderate-load applications with enhanced thermal performance.
Key Features
- 52100 bearing steel with black oxide coating for corrosion resistance
- Cast iron housing with epoxy powder coating and machined foot pads
- High-temperature felt labyrinth seal with flinger for dry, dusty environments; rated to 400°F
- Zone-hardened inner race with 120° balanced three-point set-screw contact for minimal vibration and noise
- Grease fitting for in-service relubrication without disassembly
- Wide outer-race insert bearing with land-riding metallic retainer for superior pocket clearance and 360° grease circulation
- Exclusive lock pin and dimple system for direct bearing lubrication and anti-rotation
Technical Specifications
- Bore Diameter: 3/4 in (0.75 in)
- Housing Type: 2-Bolt Flange Mount
- Locking Device: Set Screw (120° balanced three-point)
- Bearing Material: 52100 Chrome Steel (black oxide)
- Housing Material: Cast Iron (epoxy powder coated)
- Seal Type: High-Temperature Felt Labyrinth + Flinger
- Operating Temperature: Up to 400°F
- Lubrication: High-temperature lithium complex NLGI 2 grease
- Bolt Center-to-Center Length: 3-17/32 in
- Overall Length: 4-13/32 in
- Overall Height: 2-3/8 in
- Overall Depth: 1-9/32 in
- Flange Height: 7/16 in
- Misalignment Angle: ±2.0° static only
- Dynamic Load Rating: 2611 lb
- Static Load Rating: 1444 lb
- Series: SFT-T (Gold Line)
Typical Applications
- Industrial conveyors and material handling systems
- Pump and motor drive shafts
- Rotating equipment in food processing and light industrial machinery
- Fan and blower bearing support
- Machine tool applications requiring moderate radial loads
- Environments requiring high-temperature operation (up to 400°F)
Compatibility & Replacements
Compatible With
- Shafts with standard 3/4″ diameter sizing
- Machines using 2-bolt flange-mount bearing housings
- Systems requiring set-screw shaft locking mechanisms
- High-temperature applications rated to 400°F
- Lithium complex NLGI 2 grease-lubricated systems
Replaces / Drop-In Replacement For
- Earlier SealMaster SFT-12 standard (non-HT) models in equivalent mounting applications
- Verify with system integrator to confirm flange spacing and mounting hole pattern compatibility
Works With
- High-temperature lithium complex grease (NLGI 2 compatible)
- Standard 2-bolt flange mounting surfaces with 3-17/32 in bolt spacing
- Set-screw shaft locks and concentric locking mechanisms
- Cast iron and steel mounting housings
