Product Overview

TECHNICAL GUIDE – MECHANICAL ANCHORS ©2021 DEWALT – REV. C
A
NCHORS & FASTENERS
MATERIAL SPECIFICATIONS
2
Mechanical anchors
MATERIAL SPECIFICATIONS
Anchor Component Carbon Steel Version Stainless Steel Version
Plow-Bolt AISI 1010/1018 Type 304 Stainless Steel
Expansion Sleeve AISI 1010 Type 304 Stainless Steel
Extender AISI 1010 N/A
Zinc Plating ASTM B 633, SC1, Type III (Fe/Zn5) N/A
INSTALLATION SPECIFICATIONS
Acorn Nut and Hex Head Lok-Bolt AS
Dimension
Nominal Anchor Diameter, d
1/4" 5/16" 3/8" 1/2" 5/8" 3/4"
ANSI Drill Bit Size, d
bit
(in.) 1/4 5/16 3/8 1/2 5/8 3/4
Fixture Clearance Hole, d
h
(in.) 5/16 3/8 7/16 9/16 11/16 15/16
Plow Bolt Size (UNC) 10-24 1/4-20 5/16-18 3/8-16 1/2-13 5/8-11
Nut Height (in.) 3/16 7/32 17/64 21/64 7/16 35/64
Washer O.D., d
w
(in.) 1/2 5/8 13/16 1 1-3/8 1-3/4
Wrench Size (in.) 3/8 7/16 1/2 9/16 3/4 15/16
Round Head Lok-Bolt AS
Dimension
Nominal Anchor Diameter, d
1/4" 5/16" 3/8"
ANSI Drill Bit Size, d
bit
(in.) 1/4 5/16 3/8
Fixture Clearance Hole, d
h
(in.) 5/16 3/8 7/16
Plow Bolt Size (UNC) 10-24 1/4-20 5/16-18
Head Height (in.) 11/64 13/64 15/64
Head Width, d
hd
(in.) 29/64 9/16 43/64
Phillips Driver Size #3 #3 #4
Combo Flat Head Lok-Bolt AS
Dimension
Nominal Anchor Diameter, d
1/4" 5/16" 3/8"
ANSI Drill Bit Size, d
bit
(in.) 1/4 5/16 3/8
Fixture Clearance Hole, d
h
(in.) 5/16 3/8 7/16
Plow Bolt Size (UNC) 10-24 1/4-20 5/16-18
Head Height (in.) 5/32 3/16 15/64
Head Width, d
hd
(in.) 1/2 5/8 3/4
Phillips Driver Size #2 #3 #4
Rod Hanger Lok-Bolt AS
Dimension
Nominal Anchor Diameter, d
1/4" 5/16" 3/8"
ANSI Drill Bit Size, d
bit
(in.) 5/16 3/8 1/2
Plow Bolt Size (UNC) 1/4-20 5/16-18 3/8-16
Coupling Height (in.) 7/8 1 1-1/4
Washer O.D., d
w
(in.) 5/8 13/16 1
Coupling Wrench Size (in.) 3/8 1/2 11/16
Threshold Lok-Bolt AS
Dimension
Anchor Size, d
1/4"
ANSI Drill Bit Size, d
bit
(in.) 1/4
Fixture Clearance Hole, d
h
(in.) 5/16
Plow Bolt Size (UNC) 10-24
Head Height (in.) 5/64
Head Width, d
hd
(in.) 23/64
Tie-Wire Lok-Bolt AS
Dimension
Anchor Size, d
5/16"
ANSI Drill Bit Size, d
bit
(in.) 5/16
Fixture Clearance Hole, d
h
(in.) 3/8
Plow Bolt Size (UNC) 1/4-20
Head Height (in.) 1-9/16
Head Width, d
hd
(in.) 31/64