MASTER LOCK — Lockout Tagout — Grip Tight Single Pole Breaker Lockout, Steel, Clamp-On, For Voltage 120/277V AC, 1 Padlock, Red

MASTER LOCK Lockout Tagout built for consistent performance in maintenance, inspection, and replacement work.

Quick specs

• Material: Steel
• Color: Red
• Features: Adjust to Breaker with Simple Thumb Turn, Grip Tight Design Effectively Locks Out Circuit Breakers
• Length: 3 1/2 in
• Manufacturer Part Number: 491B
• UPC: 071649229718

Product information

• UPC: 071649229718
• Country of Origin: China
• Manufacturer Part Number: 491B

Dimensions

• Length: 3 1/2 in
• Height: 1 1/4 in
• For Maximum Padlock Shackle Diameter: 9/32 in
• Overall Width: 1.25 in
• Overall Length: 3.5 in
• Overall Height: 1.25 in

Details

• For Use With: Accepts All American Lock and Master Lock Safety Padlock Shackles and Lockout Hasp Diameters, Tall Breaker Toggles, Wide Breaker Toggles
• OSHA Compliant: Yes
• Lockout Color: Red
• Features: Adjust to Breaker with Simple Thumb Turn, Grip Tight Design Effectively Locks Out Circuit Breakers
• For Voltage: 120/277V AC
• For Circuit Breaker Manufacturer: Grip Tight
• Lockout Material: Powder Coated Steel/Reinforced Polymer
• For Circuit Breaker Type: Single Pole
• Circuit Breaker Lockout Type: Clamp-On
• Products By Industry: Electrical
• Item: Single Pole Breaker Lockout
• Maximum Number of Padlocks: 1
• Material: Steel
• Color: Red
• Standards: OSHA 1910.147
• Max. Number of Padlocks: 1
• Lockout Type: Clamp-On
• Circuit Breaker Voltage: 120/277

This Lockout Tagout is intended for professional buyers focused on durability and uptime.

Recommended for facility operations and routine servicing and a practical option for maintenance teams and procurement.

Highlights

• Organized for straightforward purchasing and stocking.
• Suitable for maintenance, repair, and project-based procurement.
• Helps keep specifications consistent across replacements and replenishment cycles.
• Designed for professional use where predictable fit and handling are important.

Notes: Review application constraints and installation requirements to ensure the part meets your needs.