Catalog

STRUCTURAL WOOD SCREWS

Fastening Recommendations for Multiple Ply LVL Members The wood screws listed are approved for use in connecting multiple piles of RidgidLam LVL together and may be used as an alternative to nailing or bolting guidelines on the previous pages. Pre-drilling of the LVL members is not required for the screws listed below. Carefully review and adhere to the design and intallation information available from each of the screw manucaturers listed below.

These diagrams are for illustrative purposes only, screws may need to be applied to both sides. Refer to the manufacturers’ information for the appropriate design and installation guidelines.

Simpson SDWWood Screws

Strong-Drive ® screw identifier and diameter

Model No.

L (in.)

TL (in.)

Head Stamp Length

L

SDW22338R50 SDW22500R50 SDW22634R50

W

¾"

X .

X

X

"

TL

Screw length (in decimal)

• •

Simpson SDSWood Screws

Model No.

L (in.)

T (in.)

Head Stamp

SDS25312R10

T

L 1

• •

FastenMaster FlatLOK ™ Wood Screws

0.700 HEAD DIAMETER

Product

L (in.)

TL (in.)

Head Marking

X.

X

F

REFERENCE TABLE FOR APPROPRIATE HEAD MARKING

F

L

TORX ® ttap ® T40 DRIVE

TL

L

• • FastenMaster TrussLok Wood Screws

Product

L (in.)

TL (in.)

Head Marking

L

TRUSSLOK338 TRUSSLOK5 TRUSSLOK634

F3.3 F5.0 F6.7

1-1/2 1-1/2 1-1/2

3-3/8 5 6-3/4

TL

www.simpsonstrongtie.com

172

March 2022