Our Master Lock Laminated Brass Padlock Section Features Master Lock No. 2 and No. 4 Series Brass Locks, Both Keyed to Match Existing Key Numbers on The W1 Keyway.

These Brass Laminated Locks Have Several Unique Features, IncludingHaving the Option For “Bump Stop” Which Consists Of Extra Security In the Padlock Cylinder to Prevent Bump Stop Lock Picking.

The Nos. 2 & 4 Series Padlocks, Which Consist of Brass Lock Bodies and Brass Cylinders For Extreme Corrosion Resistance, Also Can Be Upgraded With Brass Shackles, In Order to Make a Complete Brass Padlock Inside and Outside.

Q: What Is The Width of the No. 2KA Series Padlocks?

A: The No. 2 Series Lock Is 1-3/4” Inch Wide.

The 2KA Series Brass Locks Are The Same Exact Size Of the Master Lock No. 1 Series Steel Padlocks, Measuring 1 ¾-Inches Wide And Features The Same Available Shackle Sizes: 15/16” (Standard), 1.5” (LF), 2.5” (LJ) and 5” (LN).

Q: What Is The Width of the No. 4KA Series Padlocks?

A: The No. 4 Series Lock Is 1-9/16” Inches Wide.

The 4KA Series Locks Are The Same Exact Size Of the No. 3 Series Padlocks, Measuring 1 9/16-Inches Wide And Features The Similiar Shackle Sizes: 3/4” (Standard) and 2” (LH).

Q: What Size Shackles Are Available for the No. 2 Series Locks?

A: The 2KA Locks Are Available In Four (4) Shackle Sizes:

    - Standard:15/16” Long: 1.5-Inch (LF); Longer: 2.5-Inch (LJ); Extended: 5-3/4-Inch (LN)

Q: What Size Shackles Are Available for the No. 4 Series Locks?

A: The 4KA Locks Are Available In Two (2) Shackle Sizes:

    - Standard:3/4-Inch Height; Long: 2-Inch (LH).

Q: What Type of Shackle Comes Standard With the No. 2 and No. 4 Series Locks?

A: The 2KA Series and 4KA Series Locks Come Standard With Hardened Steel Shackles. 

Q: Are No. 2 and No. 4 Series Padlocks Available With Brass Shackles?

A: Yes, Both The Nos. 2 & 4 Locks Can Be Special Ordered With Brass Shackles. 

Q: What Model No. 2 & No. 4 Locks Are Available With Brass Shackles?

A: All Sizes of the 4KA & 2KA Padlocks Can Be Special Ordered With Brass Shackle.

    - 2B (15/16” Shackle, Keyed Different (KD), With Brass Shackle)

    - 2KAB (15/16” Shackle, Keyed Alike (KA), With Brass Shackle)

    - 2BMK (15/16” Shackle, Master Keyed (MK), With Brass Shackle)

    - 4B (15/16” Shackle, Keyed Different (KD), With Brass Shackle)

    - 4KAB (15/16” Shackle, Keyed Alike (KA), With Brass Shackle)

    - 4BMK (15/16” Shackle, Master Keyed (MK), With Brass Shackle)

    - 2BLF (1-1/2 Inch Shackle, Keyed Different (KD), With Brass Shackle)

    - 2BKALF (1-1/2 Inch Shackle, Keyed Alike (KA), With Brass Shackle)

    - 2BMKLF (1-1/2 Inch Shackle, Master Keyed (MK), With Brass Shackle)

    - 2NBLF (1-1/2 Inch Shackle, Keyed Different (KD), With Brass Shackle + Bump Stop)

    - 2NBKALF (1-1/2 Inch Shackle, Keyed Alike (KA), With Brass Shackle + Bump Stop)

    - 2NBMKLF (1-1/2 Inch Shackle, Master Keyed (MK), Brass Shackle + Bump Stop)

    - 4BLH (2" Shackle, Keyed Different (KD), With Brass Shackle)

    - 4BKABLH (2" Shackle, Keyed Alike (KA), With Brass Shackle)

    - 4BMKLH (2" Shackle, Master Keyed (MK), With Brass Shackle)

Q: What Is The Key Range of the Nos. 2 & 4 Series Locks?

A:The 4-Series and 2-Series Padlocks Are Both Available in All W1 Key Ranges:

    - W1 Keyway: 2001 – 2997

    - W1 Keyway: X2000 – X2998

    - W1 Keyway: 0301 - 0950

    - W1 Keyway: 3030 - 3999

    - W1 Keyway: A101 – A2084

Q: What Size 4KA and 2KA Locks Are Available Within The W1 Key Range?

A: All Sizes of the 4KA & 2KA High Security Locks Can Be Matched to Existing W1 & W1 Key Numbers:

    - 2KA (Standard): 15/16” Shackle

   - 4KA (Standard): 3/4-Inch Shackle

    - 2KALF (LF): 1-1/2 Inch Shackle

    - 4KALH (LH): 2-Inch Shackle

   - 2KALJ (LJ): 2-1/2 Inch Shackle

   - 2KALN(LN): 5-3/4 Inch Shackle

Q: What Cylinder Comes With The Nos. 2KA & 4KA Series Locks?

A: The 4KA, 4KALH, 2KA, 2KALF, 2KALJ & 2KALN Are Come Standard With Master Lock 4-Pin W1 Keyway.

However, The 2KA Series Locks Can Also Accept the Master Lock 5-Pin W27 Keyway, Which Provides Over 10,000 Possible Keys.

Q: Are The No. 2 & No. 4 Laminated Brass Padlocks Available With Bump Stop?

A: Yes, Both The 2KA Series and 4KA Series Locks Are Available With BumpStop Cylinder Technology.

Q: Are All Sizes & Options For the Nos. 4 & 2 Locks Available With Anti-Bump Cylinder Technology?

A: Yes, All Size and Options for the 2KA Series and 4KA Series Locks Are Available With BumpStop Cylinder Technology:

    - 2NKD (15/16" Shackle, Keyed Different (KD), With Bump Stop)

    - 2NKA (15/16" Shackle, Keyed Alike (KA), With Bump Stop)

    - 4NKD (3/4" Shackle, Keyed Different, With Bump Stop)

    - 4NKA (3/4" Shackle, Keyed Alike, With Bump Stop)

    - 2NMK (15/16" Shackle, Master Keyed (MK), With Bump Stop)

    - 4NMK (3/4" Shackle, Master Keyed (MK), With Bump Stop)

    - 2NLF (1-1/2” Shackle, Keyed Different (KD), With Bump Stop)

    - 2NKALF (1-1/2” Shackle, Keyed Alike (KA), With Bump Stop)

    - 2MKLF (1-1/2” Shackle, Master Keyed (MK), With Bump Stop)

    - 2NBLF (1-1/2 Inch Shackle, Keyed Different (KD), With Brass Shackle + Bump Stop)

    - 2NBKALF (1-1/2 Inch Shackle, Keyed Alike (KA), With Brass Shackle + Bump Stop)

    - 2NBMKLF (1-1/2 Inch Shackle, Master Keyed (MK), Brass Shackle + Bump Stop)

    - 4NLH (2” Shackle, Keyed Different (KD), With Bump Stop)

    - 4NKALH (2” Shackle, Keyed Alike (KA), With Bump Stop)

    - 4NMKLH (2” Shackle, Master Keyed (MK), With Bump Stop)

    - 2NLJ (2.5” Shackle, Keyed Different (KD), With Bump Stop)

    - 2NKALJ (2.5” Shackle, Keyed Alike (KA), With Bump Stop)

    - 2NMKLJ (2.5” Shackle, Master Keyed (MK), With Bump Stop)

    - 2NLN (5-3/4” Shackle, Keyed Different (KD), With Bump Stop)

    - 2NKALN (5-3/4” Shackle, Keyed Different (KD), With Bump Stop)

    - 2NMKLN (5-3/4” Shackle, Master Keyed (MK), With Bump Stop)

Q: Are 2 & 4 Series Brass Locks Available Other Than Keyed Alike?

A: Yes, In Addition to Keyed Alike (KA), the Nos. 2 & 4 Brass Locks Can Also Be Ordered Keyed Different (KD) and Master Keyed (MK):

    - 2KD (Standard): 15/16" Shackle

    - 4KD (Standard): 3/4" Shackle

    - 2MK (Standard); 15/16" Shackle

    - 4MK (Standard); 3/4" Shackle

    - 2LF (KD / LF): 1.5-Inch Shackle

    - 2MKLF (MK + LF): 1.5-Inch Shackle

    - 4LH (KD + LH): 2-Inch Tall Shackle

    - 4MKLH (MK + LH): 2-Inch Tall Shackle

    - 2LJ (KD / LJ): 2.5-Inch Tall Shackle

    - 2MKLJ (MK + LJ): 2.5-Inch Tall Shackle

    - 2MKLN (MK + LN): 5-3/4-Inch Tall Shackle