1. Home
  2. Screws
  3. GRK Fasteners Ubergrade Structural Screws 50 ea CONTAINER

GRK Fasteners Ubergrade Structural Screws 50 ea CONTAINER

On This Page

 

Directions

Lag screw alternative; Carrying beam; Playground equipment; Ledger board; Deck posts; Stair rails.

 

Description

RSS. 10 Inch X 2-1/2 Inch. Speedy lag bolt alternative with immense drawing power! T-25 bit included. AC257 treated lumber approved. IBC/IRC code compliant ESR 2442. Zero stripping. Recessed star drive. Washer head. Increased holding. Low torque. W-cut thread. No pre-drilling. Engineered zip-tip. Stronger than 1/2 Inch diameter lag screws & twice as fast! climatek all weather coating. RSS shear test results: Fastener 5/16 Inch X 3-1/8 Inch. Avg. Ultimate load 840 lbf; Fastener 5/16 Inch X 4 Inch. Avg. Ultimate load 1196 lbf. Fastener 5/16 Inch X 5-1/8 Inch. Avg. Ultimate load 1314 lbf. Fastener 5/16 Inch X 6 Inch. Avg. Ultimate load 1326 lbf. Please note the above stated values are ultimate load, tested after ASTM D 1761, wood to wood connection. For construction design purposes an applicable safety margin should be applied. For safety factor requirements in your area contact your local building official, architect or engineer. Test conducted in wood with a specific gravity 0.42. Climatek coated screws were evaluated with 0.40 pcf ACQ-D and 0.40 pcf CA-B

Other Description

See ESR-2442 for actual recognized design loads. Visit (www.icc-es.org)

Warnings

Not Applicable

UPC

00772691121332