B Series Padlocks

Quality, flexibility, and strength.

From design materials to construction to performance, you'll find the highest quality in BEST B Series padlocks. Solid brass one-piece body construction and stainless steel shackles offer superior strength and durability in B Series padlocks. With multiple options available and the ability to accept SFIC cores, B Series padlocks easily incorporate into existing masterkey systems and fit specific application requirements. And rest assured, each B Series padlock meets or exceeds ASTM F883 standards for security and performance.

Easy to customize and integrate.

BEST's B Series padlocks come in a wide variety of options to make integration with existing masterkey systems and varied applications simple. Whatever functionality you choose, you'll get the highest quality padlock—backed by BEST's legacy of quality and expertise.

BEST B Series Padlock Specifications
Certifications	ASTM F883 Grade 3 with stainless steel shackle – 11B, 41B ASTM F883 Grade 4 with stainless steel shackle - 21B ASTM F883 Grade 4 with XSPL shackle – 41B ASTM F883 Grade 6 for shackle cutting force with XSPL shackle option – 21B, 41B ASTM F883 Grade 6 for Option E corrosion resistance – 11B, 21B, 41B
Product Specifications	11B Specifications Case: Solid extruded brass; 1 5/8" x 2 1/16" x 25/32" Shackle: Locks at heel and toe; 3/4", 1", 1 1/2", 2", and 4" shackle heights available Diameter: 1/4" Width of opening: 7/8" Shackle material: Brass or stainless steel 21B Specifications Case: Solid extruded brass; 1 25/32"x 2 1/16" x 13/16" Shackle: Locks at heel and toe; 3/4", 1", 1 1/2", 2", and 4" shackle heights available Diameter: 5/16" Width of opening: 7/8" Shackle material: Brass or stainless steel 41B Specifications Case: Solid extruded brass; 1 15/16" x 2 1/16" x 7/8" Shackle: Locks at heel and toe; 3/4", 1", 1 1/4", 2", and 4" shackle heights available Diameter: 3/8" Width of opening: 7/8" Shackle material: Brass or stainless steel 21JB Specifications Case: Extruded brass; 1 25/32" x 2 1/16" x 27/32" Shackle cable: 1/8" stainless steel; 18" length standard, other lengths available Cable jacket: Plastic coating
Keying	7-pin SFIC
Lock Functions	11B Lock Functions Key retained (T) Non-key retained (L) Frangible shackle (F3) Double lockout (ZZ) Weather cover (WC) 21B Lock Functions Key retained (T) Non-key retained (L) Shrouded with 1 1/2" cut-resistant shackle (SH) Weather cover (WC) Cut-resistant shackle (XSPL) 41B Lock Functions Key retained (T) Non-key retained (L) Car seal slot (S) Weather cover (WC) Cut-resistant shackle (XSPL) 21JB Lock Functions Standard lengths: 24, 36, 48 (designations in inches)
All Finishes	606: Satin Brass 626: Satin Chrome
Warranties	Three-year mechanical

Features

BEST B Series

• • High security. All B Series padlocks meet or exceed ASTM F883 standards. Options such as cut-resistant shackles and car seals offer additional layers of security.
• • Durable construction. Manufactured with a solid brass body and stainless steel shackles, B Series padlocks offer greater strength and durability.
• • Longer product life. We construct B Series padlocks from the highest quality materials to make them corrosion resistant for the longest product life. Additional options such as weather covers offer additional protection to extend the life of the lock.
• • Ongoing flexibility. BEST's interchangeable SFIC standard allows each B Series padlock to be keyed into an existing masterkey system, rekeyed with minimal cost, and scaled to accommodate future needs.
• • Easy to use and track. B Series shackles are simple to change thanks to our removable SFIC cores. OSHA padlock tags and double lock out options make lock-out-tag-out and safety tracking easy.
• • Customizable. With multiple options including custom stamps, frangible shackles, cable, and more, B Series padlocks are easily customized to fit any application.

B Series padlocks deliver the security, durability, and flexibility you need with the quality and performance you expect from BEST.

606: Satin Brass 626: Satin Chrome