Kwikset 158SQT Square Deadbolt...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$78.20
$50.72
Kwikset 158SQT Halifax Square Single Cylinder Deadbolt with SmartKey, Matte Black (622)

Kwikset 158SQT Square Deadbolt, Halifax Keyed Entry Single Cylinder Deadbolt with SmartKey(SMT)

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Model: 158SQT-15S
From the Halifax Collection
$78.20
$50.72
Selected Finish is
Selected FREE KEYING Options is

In Stock (leaves warehouse same day if ordered before 3pm ET)

$78.20
$50.72
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Kwikset 158SQT Halifax Square Single Cylinder Deadbolt with SmartKey Security

The Kwikset 158SQT is a single cylinder deadbolt in the Halifax collection, featuring a square-corner contemporary profile. Keyed entry on the exterior operates a 1" throw bolt; a thumbturn on the interior locks and unlocks without a key. SmartKey Security lets you re-key the cylinder in seconds using the included tool, without removing the lock from the door.

Rated ANSI/BHMA Grade 2 for residential applications. Fits doors 1-3/8" to 1-3/4" thick with an adjustable backset of 2-3/8" or 2-3/4". Handing is reversible. Installs with a screwdriver; no special tools required. Backed by a limited lifetime finish and limited lifetime mechanical warranty.

Key Specifications

  • Function: Single cylinder (keyed exterior, thumbturn interior)
  • ANSI/BHMA Grade: Grade 2
  • Latch Throw: 1"
  • Backset: Adjustable 2-3/8" or 2-3/4"
  • Door Thickness: 1-3/8" to 1-3/4"
  • Handing: Reversible
  • Cylinder: SmartKey Security (re-keyable without lock removal)
  • Strike: 1" round corner, 2-1/4" faceplate
  • UL Fire Rating: Optional UL 1/3-hour fire rating available
  • Warranty: Limited lifetime finish; limited lifetime mechanical
  • Available Finishes: Venetian Bronze (510), Satin Nickel (619), Satin Chrome (626), Polished Chrome (625), Matte Black (622)

Resources & Downloads

158SQT SMT Halifax Deadbolt Installation Guide
Kwikset Halifax Deadbolt Sell Sheet
SmartKey Re-Keying Instructions

Manufacturer Resources

Product Specs

Series:
Signature Series
Collection:
Halifax
Grade:
Grade 2
Warranty:
Limited Lifetime Finish, Limited Lifetime Mechanical
ANSI/BHMA:
ANSI/BHMA Grade 2
Product Group:
Mechanical Locks
Product Subgroup:
Deadbolts
Subcategory:
Deadbolts
Latch Throw:
1"
Keyed Function:
Single Cylinder
Commercial/Residential:
Residential
Keyed:
Yes
UL Listing Type:
Optional UL 1/3 Hour fire rating for all functions.
Lock Function:
Entry
Cylinder and Keyways:
SmartKey Security
Features:
SmartKey
Product Attribute:
Deadbolts
Standard Strike:
1" - 2-1/4" Round Corner Strike
Backset (Distance):
Adjustable 2-3/8 or 2-3/4
Product Function:
Cylinder x Thumbturn
Product Type:
Deadbolts
Door Hand Direction:
Reversible
Door Thickness Range:
1-3/8" to 1-3/4"
Product Details:
Mechanical
Product Style:
Contemporary
Product Category:
Mechanical Locks
Department:
Door Hardware

Kwikset 158SQT-15S – Frequently Asked Questions

How fast can I get the Kwikset 158SQT-15S delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Kwikset 158SQT-15S come with a warranty?
Absolutely. The Kwikset 158SQT-15S is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Kwikset 158SQT-15S?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Kwikset 158SQT-15S from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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