ICC ESR-3891 for Self Drilling and Self-Piercing Interior Finishing/Drywall Screws

ESR-3891
|
Most Widely Accepted and Trusted Page 3 of 5
DESIGNATION
SCREW
COLLATION
DESCRIPTION
(Size - TPI)
3
NOMINAL
DIAMETER
(inch)
NOMINAL
SCREW
LENGTH
4
(inch)
HEAD
STYLE
1
NOMINAL
HEAD
DIAMETER
DRILL
POINT
(Number)
DRILLING /
PIERCING
CAPACITY
(inch)
LENGTH
OF LOAD
BEARING
AREA
4
(inch)
COATING
2
Min.
Max.
6 x 1
7
/
8
PBH S
Single
#6-9S
0.138
1
7
/
8
PBH
0.322
Self-
piercing
0.023
0.033
1.500
DGP
6 x 1
7
/
8
PBH S M1
Collated
#6-9S
0.138
1
7
/
8
PBH
0.322
0.023
0.033
1.500
DGP
6 x 1
7
/
8
PBH SD
Single
#6-19
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
GP
Single
#6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
DGP
6 x 1
7
/
8
PBH SD Z
Single
#6-19, #6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
Zinc
6 x 1
7
/
8
PBH SD CRC
Single
#6-19, #6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
CRC
6 x 1
7
/
8
PBH SD M1
Collated
#6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
DGP
6 x 1
7
/
8
PBH SD Z M1
Collated
#6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
Zinc
6 x 1
7
/
8
PBH SD CRC M1
Collated
#6-19, #6-20
0.138
1
7
/
8
PBH
0.322
1
0.033
0.088
1.500
CRC
6 x 2 PBH S
Single
#6-9S
0.138
2
PBH
0.322
Self-
piercing
0.023
0.033
1.625
DGP
6 x 2 PBH S M1
Collated
#6-9S
0.138
2
PBH
0.322
0.023
0.033
1.625
DGP
6 x 2 PBH SD
Single
#6-19
0.138
2
PBH
0.322
1
0.033
0.088
1.625
GP
Single
#6-20
0.138
2
PBH
0.322
1
0.033
0.088
1.625
DGP
6 x 2 PBH SD Z
Single
#6-19, #6-20
0.138
2
PBH
0.322
1
0.033
0.088
1.625
Zinc
6 x 2 PBH SD M1
Collated
#6-20
0.138
2
PBH
0.322
1
0.033
0.088
1.625
DGP
6 x 2 PBH SD Z M1
Collated
#6-20
0.138
2
PBH
0.322
1
0.033
0.088
1.625
Zinc
6 x 2
1
/
4
PBH S Single #6-9S 0.138 2
1
/
4
PBH 0.322
Self-
piercing
0.023 0.033 1.875 DGP
8 x 2
3
/
8
PBH SD
5
Single
#8-18
0.164
2
3
/
8
PBH
0.330
1
0.033
0.112
2.000
GP
8 x 2
3
/
8
PBH SD zinc
5
Single
#8-18
0.164
2
3
/
8
PBH
0.330
1
0.033
0.112
2.000
Zinc
8 x 2
5
/
8
PBH SD
5
Single
#8-18
0.164
2
5
/
8
PBH
0.330
1
0.033
0.112
2.250
GP
8 x 2
5
/
8
PBH SD zinc
5
Single
#8-18
0.164
2
5
/
8
PBH
0.330
1
0.033
0.112
2.250
Zinc
8 x 3 PBH SD
5
Single
#8-18
0.164
3
PBH
0.330
1
0.033
0.112
2.625
GP
8 x 3 PBH SD zinc
5
Single
#8-18
0.164
3
PBH
0.330
1
0.033
0.112
2.625
Zinc
8 x 1
1
/
4
PWH SD CMT BD
Single
#8-18
0.164
1
1
/
4
PWH
0.421
1
0.033
0.112
0.875
Kaitex
8 x 1
5
/
8
PWH SD CMT BD
Single
#8-18
0.164
1
5
/
8
PWH
0.421
1
0.033
0.112
1.250
Kaitex
For SI: 1 inch = 25.4 mm.
1
Refer to Section 3.0 and Figures 1 through 3 for explanation of head configuration abbreviations.
2
For coating abbreviations, DGP = Dark Grey phosphate per EN ISO 3892; GP = Grey phosphate per EN ISO 3892; Zinc = electroplated zinc coating;
CRC = Proprietary Duplex Coating; Kaitex = Proprietary Duplex Coating.
3
An ‘S’ in the thread designation indicates a double thread. Listed thread pitch is for one thread only.
4
Refer to Figure 4 for nominal screw length (L) and load bearing area (LBA) description.
5
These screws are partially threaded for use in attaching gypsum board material of the following minimum thickness:
1
/
2
inch for 2
3
/
8
-inch-long screws;
3
/
4
inch for 2
5
/
8
-inch-long screws; 1 inch for 2-inch-long screws.
FIGURE 1—PHILLIPS BUGLE HEAD (PBH)
SD SELF-DRILLING DRYWALL SCREW
FIGURE 2—PHILLIPS BUGLE HEAD (PBH)
S SELF-PIERCING DRYWALL SCREW
FIGURE 3—PHILLIPS WAFER HEAD (PWH) SD
CMT BD SELF-DRILLING DRYWALL SCREW
FIGURE 4—
DESCRIPTION OF NOMINAL SCREW LENGTH (L)
AND LOAD BEARING AREA (LBA)
TABLE 1—HILTI SELF-DRILLING (ASTM C954) AND SELF-PIERCING (ASTM C1002) DRYWALL SCREWS
FOR INSTALLATION INTO STEEL BASE MATERIAL (Continued)