SECTION 26 - NUTS, WASHERS, SCREWS & STUDS
WDS
&
0845 606 66 77
•
:
www.wdsltd.co.uk•
*
sales@wdsltd.co.uk26-18
WDS
www.wdsltd.co.ukStud - Imperial
WDS 405
MATERIAL
-
High Tensile Steel
BS.970. Gr.606M36T *BS.970
080M40
Chemical black finish
D
L
L1
L2
(g)
WDS No.
BA/BSF
WDS No.
BSW
WDS No.
UNC
2 BA*
1
1
⁄
2
5
⁄
16
3
405-251
-
-
2 BA*
1
1
⁄
2
1
⁄
2
5
⁄
16
4
405-25112
-
-
2 BA*
2
1
⁄
2
5
⁄
16
6
405-252
-
-
10 UNC*
1
1
⁄
2
5
⁄
16
3
-
-
405-311
10 UNC*
1
1
⁄
2
1
⁄
2
5
⁄
16
4
-
-
405-31112
10 UNC*
2
1
⁄
2
5
⁄
16
6
-
-
405-312
1
⁄
4
*
1
7
⁄
16
3
⁄
8
5
405-091
405-011
405-171
1
⁄
4
*
1
1
⁄
4
1
⁄
2
3
⁄
8
6
405-09114
405-01114
405-17114
1
⁄
4
*
1
1
⁄
2
1
⁄
2
3
⁄
8
8
405-09112
405-01112
405-17112
1
⁄
4
*
1
3
⁄
4
1
⁄
2
3
⁄
8
9
405-09134
405-01134
405-17134
1
⁄
4
*
2
1
⁄
2
3
⁄
8
10
-
405-012
405-172
1
⁄
4
*
2
1
⁄
2
1
1
⁄
2
3
⁄
8
12
405-09212
405-01212
405-17212
1
⁄
4
*
3
1
1
⁄
2
3
⁄
8
16
405-093
-
405-173
1
⁄
4
*
4
1
1
⁄
2
3
⁄
8
20
405-094
-
405-174
5
⁄
16
1
1
⁄
4
9
⁄
16
1
⁄
2
5
-
-
405-18114
5
⁄
16
1
1
⁄
2
5
⁄
8
1
⁄
2
5
-
405-02112
405-18112
5
⁄
16
1
3
⁄
4
5
⁄
8
1
⁄
2
10
-
405-02134
405-18134
5
⁄
16
2
5
⁄
8
1
⁄
2
15
-
405-022
405-182
5
⁄
16
2
1
⁄
4
1
1
⁄
2
20
-
-
405-18214
5
⁄
16
2
1
⁄
2
1
1
⁄
2
25
-
405-02212
405-18212
5
⁄
16
2
3
⁄
4
1
1
⁄
2
28
-
-
405-18234
5
⁄
16
3
1
1
⁄
2
1
⁄
2
29
-
405-023
405-183
5
⁄
16
3
1
⁄
2
1
1
⁄
2
1
⁄
2
30
-
-
405-18312
5
⁄
16
4
1
1
⁄
2
1
⁄
2
35
-
-
405-184
5
⁄
16
6
1
1
⁄
2
1
⁄
2
50
-
-
405-186
3
⁄
8
1
1
⁄
2
3
⁄
4
9
⁄
16
10
405-11112
405-03112
405-19112
3
⁄
8
1
3
⁄
4
1
9
⁄
16
20
-
405-03134
405-19134
3
⁄
8
2
1
1
⁄
4
9
⁄
16
25
405-112
405-032
405-192
3
⁄
8
2
1
⁄
4
1
1
⁄
4
9
⁄
16
25
-
405-03214
405-19214
3
⁄
8
2
1
⁄
2
1
1
⁄
4
9
⁄
16
30
-
405-03212
405-19212
3
⁄
8
2
3
⁄
4
1
1
⁄
4
9
⁄
16
26
-
-
405-19234
3
⁄
8
3
1
1
⁄
4
9
⁄
16
33
405-113
405-033
405-193
3
⁄
8
3
1
⁄
4
1
1
⁄
4
9
⁄
16
35
-
-
405-19314
3
⁄
8
3
1
⁄
2
1
1
⁄
4
9
⁄
16
40
-
405-03312
405-19312
3
⁄
8
4
1
1
⁄
2
9
⁄
16
45
405-114
405-034
405-194
3
⁄
8
4
1
⁄
2
1
1
⁄
2
9
⁄
16
51
-
-
405-19412
3
⁄
8
5
1
1
⁄
2
9
⁄
16
60
-
405-035
405-195
3
⁄
8
6
1
1
⁄
2
9
⁄
16
80
-
-
405-196
3
⁄
8
8
1
1
⁄
2
9
⁄
16
102
-
-
405-198
Inch
/
/
/
'
UNC
L1 = Class 1A fit
L2 = Class 3A fit
BSW & BSF
L1 = Free fit
L2 = Close fit




