Structural Wood Screws
WS Series
The WS Wood Screw is a self-drilling screw used for numerous framing applications.
This screw features a reverse locking serration on the bottom of the screw head to
help prevent over tightening against a steel plate. The USP head stamp identifies
screws for easy inspection.
Serrations
SH
3/8"
Features and Benefits
• 1/4" diameter multi-purpose structural wood screw
USP Name
• Interior and Exterior Coatings
- Yellow Zinc
- Hot-Dip Galvanized
- Gold Coat
Screw length
WS
(yellow zinc finish shown)
Dimensions (in)
DF/SP Allowable Loads (Lbs.)
Shear (100%)
Steel to Wood
Ref. No.
SDS25112
SDS25200
SDS25212
SDS25300
SDS25312
SDS25412
SDS25500
SDS25600
SDS25800
L
1-1/2
2
2-1/2
3
3-1/2
4-1/2
5
6
8
SH
T
1/4 1-1/4
1/4 1-3/4
1/4
2
3/4
2
3/4 2-1/2
1-1/4
3
1-3/4
3
1-3/4
4
4-3/4
3
Wood
to
Wood
-- --- -193
227
233
233
233
233
233
Gauge
14
230
306
362
418
451
516
516
516
516
Dimensions (in)
10
261
307
352
396
460
588
588
588
588
7
259
289
338
387
454
589
589
589
589
3
266
316
369
457
481
531
531
531
531
Steel to Wood
USP
Stock No.
WS15
WS2
WS25
WS3
WS35
WS45
WS5
WS6
WS8
Ref. No.
SDS25112
SDS25200
SDS25212
SDS25300
SDS25312
SDS25412
SDS25500
SDS25600
SDS25800
L
1-1/2
2
2-1/2
3
3-1/2
4-1/2
5
6
8
SH
T
1/4 1-1/4
1/4 1-3/4
1/4
2
3/4
2
3/4 2-1/2
1-1/4
3
1-3/4
3
1-3/4
4
4-3/4
3
Steel to
Withdrawal
Wood
Capacity
Withdrawal
(Lbs/in.
of thread) Capacity (Lbs.)
100%
164
160
199
199
208
214
214
214
214
100%
206
281
398
398
520
642
642
642
642
S-P-F Allowable Loads (Lbs.)
Shear (100%)
Size (in)
1/4 x 1-1/2
1/4 x 2
1/4 x 2-1/2
1/4 x 3
1/4 x 3-1/2
1/4 x 4-1/2
1/4 x 5
1/4 x 6
1/4 x 8
T
Self drilling point
• Code Compliant – ICC-ES ESR-2761, FL 17231,
LA RR 25850
USP
Stock No.
WS15
WS2
WS25
WS3
WS35
WS45
WS5
WS6
WS8
Cut threads
L
• No predrilling required
Size (in)
1/4 x 1-1/2
1/4 x 2
1/4 x 2-1/2
1/4 x 3
1/4 x 3-1/2
1/4 x 4-1/2
1/4 x 5
1/4 x 6
1/4 x 8
1/4" Beveled reamer
on 2-1/2" or longer
wood screws
Wood
to
Wood
-- --- -141
164
181
181
181
181
181
Gauge
14
188
215
256
297
338
421
421
421
421
10
211
244
292
340
380
460
460
460
460
7
190
249
286
322
356
425
425
425
425
3
217
248
294
365
370
379
379
379
379
Withdrawal
Steel to
Capacity
Wood
(Lbs/in.
Withdrawal
of thread Capacity (Lbs.)
100%
103
117
141
141
154
163
163
163
163
100%
129
204
281
281
385
489
489
489
489
WS5-HDG
Continued
on Back
EXTENDED
LIFE
Structural Wood Screws
GOLD COAT
WS Series
EXTERIOR
USE
EXTENDED
LIFE
HDG
GOLD COAT
EXTENDED
LIFE
Gold Coat
EXTERIOR
USE
(WS15-GC Shown)
Hot-Dip Galvanized
(WS2-HDG & WS45-HDG Shown)
HDG
GOLD COAT
EXTERIOR
USE
Installation:
YELLOW
ZINC
Yellow Zinc
(WS25 & WS6 Shown)
YELLOW
ZINC
HDGare self-drilling.
• Screws
3/8" Hex
Head Driver
Bit included
with retail
packaging
• Install using a low speed clutch drill with 3/8" hex head driver.
The washer head should be flat to the surface and the serrations
will oppose turning and release the clutch. Do not over-tighten
YELLOW
the screws.
ZINC the screw at an angle may introduce additional bending
• Installing
and tension forces into the fastener if the screw head is not
flat on the bearing surface. Care should be given to ensure the
fastener is installed perpendicular to the plane of the side plate.
WS Retail Packaging
Retail Box Offering
Finish
Yellow
Zinc
Hot-Dip
Galvanized
(HDG)
Gold Coat
(GC)
Size (in)
1/4 x 1-1/2
USP Stock No.
WS15-R25
Box/Ctn Qty
12 Packs/25 EA
Mini Bulk Offering
USP Stock No.
WS15-MB
Box/Ctn Qty
3 Boxes/300 EA
Bulk Offering
USP Stock No.
WS15-BP
Box Qty
1500 EA
1/4 x 2
WS2-R25
12 Packs/25 EA
WS2-MB
3 Boxes/250 EA
WS2-BP
1300 EA
1/4 x 2-1/2
WS25-R25
12 Packs/25 EA
WS25-MB
3 Boxes/200 EA
WS25-BP
1100 EA
1/4 x 3
WS3-R25
12 Packs/25 EA
WS3-MB
3 Boxes/150 EA
WS3-BP
950 EA
1/4 x 3-1/2
WS35-R10
12 Packs/10 EA
WS35-MB
3 Boxes/125 EA
WS35-BP
900 EA
1/4 x 4-1/2
WS45-R10
12 Packs/10 EA
WS45-MB
3 Boxes/100 EA
WS45-BP
800 EA
1/4 x 5
WS5-R10
12 Packs/10 EA
WS5-MB
3 Boxes/100 EA
WS5-BP
500 EA
1/4 x 6
WS6-R10
12 Packs/10 EA
WS6-MB
3 Boxes/100 EA
WS6-BP
600 EA
1/4 x 8
WS8-R10
12 Packs/10 EA
-- --
WS8-BP
400 EA
1/4 x 1-1/2
WS15-HDGR25
12 Packs/25 EA
WS15-HDGMB
3 Boxes/300 EA
WS15-HDG
1500 EA
1/4 x 2
WS2-HDGR25
12 Packs/25 EA
WS2-HDGMB
3 Boxes/250 EA
WS2-HDG
1300 EA
1/4 x 2-1/2
WS25-HDGR25
12 Packs/25 EA
WS25-HDGMB
3 Boxes/200 EA
WS25-HDG
1100 EA
-- --
1/4 x 3
WS3-HDGR25
12 Packs/25 EA
WS3-HDGMB
3 Boxes/150 EA
WS3-HDG
950 EA
1/4 x 3-1/2
WS35-HDGR10
12 Packs/10 EA
WS35-HDGMB
3 Boxes/125 EA
WS35-HDG
900 EA
1/4 x 4-1/2
WS45-HDGR10
12 Packs/10 EA
WS45-HDGMB
3 Boxes/100 EA
WS45-HDG
800 EA
1/4 x 5
WS5-HDGR10
12 Packs/10 EA
WS5-HDGMB
3 Boxes/100 EA
WS5-HDG
500 EA
1/4 x 6
WS6-HDGR10
12 Packs/10 EA
WS6-HDGMB
3 Boxes/100 EA
WS6-HDG
600 EA
1/4 x 8
WS8-HDGR10
12 Packs/10 EA
-- --
-- --
WS8-HDG
400 EA
12 Packs/1# Boxes
-- --
-- --
-- --
-- --
12 Packs/25 EA
-- --
-- --
-- --
-- --
1/4 x 1-1/2
WS15-GC
WS15-GCR25
©2015 MiTek Industries, Inc. All Rights Reserved.
Customer Service:
1-800-328-5934
[email protected]
uspconnectors.com
Revised October 2015 USP#2359