SKU: 76539639857

Simpson Strong-Tie HWDC3.37-KT25 (3-3/8") Head-of-Wall Drift-Clip Connector (25 Pack)

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Description

Simpson Strong-Tie HWDC3.37-KT25 (3-3/8") Head-of-Wall Drift-Clip Connector (25 Pack)Simpson Strong Tie HWDC3. 37 KT25 Description The Simpson Strong Tie HWDC3. 37 KT25 is a head of wall drift clip connector designed for securing walls to slabs or beams, allowing for lateral and vertical movement during seismic or high wind events. Simpson Strong Tie HWDC3. 37 KT25 Includes (25) connectors (55) XLSH78B1414 #14 shouldered screws Simpson Strong Tie HWDC3. 37 KT25 Features Accommodates 1" of lateral drift in each direction, and 1" of

Simpson Strong-Tie HWDC3.37-KT25 Description

The Simpson Strong-Tie HWDC3.37-KT25 is a head-of-wall drift-clip connector designed for securing walls to slabs or beams, allowing for lateral and vertical movement during seismic or high-wind events.

Simpson Strong-Tie HWDC3.37-KT25 Includes

  • (25) connectors
  • (55) XLSH78B1414 #14 shouldered screws

Simpson Strong-Tie HWDC3.37-KT25 Features

  • Accommodates 1" of lateral drift in each direction, and 1" of upward and downward vertical deflection
  • Unique design and placement of the anchorage slots allows for closer attachment of anchorage to the clip bend, providing increased load capacity
  • Stiffening ribs are placed in between anchorage slots through the bend to provide additional strength and stiffness
  • Simpson Strong-Tie No-Equal stamps mark the center of the slots to help ensure proper shouldered screw and anchor placement

Simpson Strong-Tie HWDC3.37-KT25 Applications

  • Curtain-Wall Construction
  • Seismic and high-wind event structural support
  • Strengthening window or door jambs at head-of-wall connections

Simpson Strong-Tie HWDC3.37-KT25 Installation Overview

  1. Use the specified type and number of fasteners and anchors.
  2. In the vertical slots, use the specified number of #14 shoulder screws for attachment to the stud. Install screws to align with No-Equal stamp.
  3. For attachment to steel, use Simpson Strong-Tie Strong Drive XL Large-Head Metal Screws. Use two screws centered in horizontal slot. Install screws to align with the No-Equal stamp and then back out one half-turn.
  4. For attachment to concrete, use a Titen Turbo screw anchor. Use two screws centered in each horizontal slot. Install screws to align with the No-Equal stamp and back out half-turn.

Simpson Strong-Tie HWDC3.37-KT25 Specifications

Material 97 mil (12 ga.), 50 ksi
Finish Galvanized (G90)
Width 3-3/8"
Weight 12.5 lb
Shipping Notes
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Exchange/Return Notes
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SKU: 76539639857

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Sandra
Waukegan, US
★★★★★ 5
Good purchase
Format: Paperback
Great book for teaching moments with the grandkids! Nice and thick with plenty of pages. Very happy with the quality, too.
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Reviewed in the United States on May 18, 2026
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Diane K Jones
Carnegie, US
★★★★★ 5
Great coloring books
Format: Paperback
These are fantastic for young children..or adults that still take time to color for relaxation
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Reviewed in the United States on February 4, 2026
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MJBMCW
San Leandro, US
★★★★★ 5
Well done coloring book
Format: Paperback
Well done coloring book. Nice format and story telling.
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Reviewed in the United States on October 12, 2025
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Kathleen Epperson
Birmingham, US
★★★★★ 5
PChristmas is coming, never herts to plan ahead.
Format: Paperback
Very nice, looking forward to giving it to my grandson.
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Reviewed in the United States on September 29, 2025
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West Palm Beach, US
★★★★★ 5
Actually is gigantic
Format: Paperback
Actually is very thick. This is a perfect gift. I will buy a box of these to hand out to my four grandsons and as gifts to other children in the future.
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Reviewed in the United States on March 24, 2026

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