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No. 3 Laminated Steel Padlocks

Master Lock's No. 3 is a laminated steel, commercial-grade padlock with a 1-9/16" (40mm) wide body, hardened steel shackle, dual-locking levers, and non-rekeyable, 4-pin W1 cylinder.
Manufacturer: MASTER LOCK
Select your Preferred Lock options below:

Product Options:


 Name  :  No. 3KA - 3/4 in. Shackle
 Item#  :  3KA
Retail Price $7.37
As Low As $6.87
Quantity Pricing
1 to 23$7.37 ea.
24 or more$6.87 ea.
 

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Yes, my key, serial # or combo is
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 Accessories


Keying Options
KD (Keyed Different) – Each lock keyed different
KA (Keyed Alike) – Each lock keyed alike
MK (Master Keyed) – Each lock keyed different with common “master key” to open all
KAMK (Keyed Alike Master Keyed) – Keyed alike in sets, with common “master key”

OverviewSpecificationsCustomer ReviewsAccessories

Overview

Features

  • Commercial grade padlock features superior protection from drilling and prying
  • 1-9/16" (40mm) wide laminated steel body for superior strength
  • 3/4" (19mm) tall, 9/32" (7mm) diameter hardened steel shackle for superior cut resistance
  • Dual locking levers provide extra pry resistance
  • Non-rekeyable, 4-pin W1 cylinder helps prevent picking

Specifications

Product Schematic for 3
Shackle Dimensions
(Inches)

A B C

9/32" 3/4" 5/8"

Shackle Dimensions
(Metric)

A B C

7mm 19mm 16mm


Details

  • Description: Keyed Different Commercial Boxed
  • Lock Style: Keyed
  • Environment: Indoors | Outdoors
  • Lock Up Value: Low/Medium
  • Keying Type: Keyed Different
  • Body Width: 1-9/16"
  • Related: 3008D, 3D, 3DLF, 3DLH, 3QLF, 3T, 3TRILF, 3KA, 3KALF, 3KALH, 3LF, 3LH

FAQs

Can Master Lock keep a record of my combination or key number for me?

Master Lock provides an exciting online tool called masterlockvault.com that allows you to store up to five combinations and/or key numbers in a secure database. You can access your combos 24 hours a day, seven days a week.

I lost the keys for my padlock. Is it possible to obtain new keys?

It may be possible to obtain replacement keys for your padlock ONLY if you know the key number. The key number is stamped on the original keys provided with your lock. If you do not know the key number, it is possible to obtain additional keys from a locksmith who can impression your lock. If you do know the key number, go to a locksmith or local hardware store to order keys. Please note that the locksmith will charge you a fee for this service. Not all Locksmiths, Hardware Stores or Home Centers offer this service; please phone ahead.


Testimonials

"TOUGH UNDER FIRE, I have to say this Lock Co. is the best in the World. I use Master Locks for my every need. Just recently someone had tried to break into my work shed and they unsuccessfully used bolt cutters to cut the Master Lock. I use the 4 pack for the convenience of one key and this lock saved me THOUSANDS OF $$ in losses. It also cost the thieves a bolt cutter as I later found a piece of the cutters jaw! The Master Lock with hardened shackle is the boss in my book of the World’s Best. Thank You Master Lock, for making me safe. "

- Erik Wagner

"I have a Master padlock that my Grandfather gave me. He told me a story about how during the Depression his father went out and bought this lock to stop a thief from stealing gas from his garage. He told me that he took the lock out of service in 2000 when his Mom passed away. If you ask me a lock that still works after being used for about seventy years is one lock that is Tough Under Fire. I have the lock and an original key."

- Michael Bane