ST SERIES KNURLED THREAD INSERT
ST series Threaded insert is
designed to be installed in the small space. The body length after riveting is
shorter than any standard type of blind rivet nut. The head of insert can press
tightly against surface of application.
ST series can be installed on application which
the thickness is thicker than 0.03” (0.76mm) and the application can be most
any type of material.
The material for ST series can be Steel and
Stainless Steel.
Further information about recommended hole
size, grip range and application thickness. Please refer below table.
Unified (inch) and meteric thread sizes
THREAD SIZE
|
PART NO.
|
HD
±0.005
|
L
±0.015
|
D
MAX
|
IL
MAX
|
LB
±0.015
|
ILB
MAX
|
IATD
MAX
|
HOLE
DEPTH MIN
|
UNC
4-40
|
CATI
440
|
.211
|
.370
|
.1875
|
.205
|
.660
|
.495
|
.395
|
.400
|
UNC
6-32
|
CATI
632
|
.240
|
.370
|
.2185
|
.205
|
.675
|
.505
|
.410
|
.400
|
UNC
8-32
|
CATI
832
|
.269
|
.370
|
.2495
|
.205
|
.675
|
.505
|
.410
|
.400
|
UNC
10-24
|
CATI
1024
|
.306
|
.370
|
.2805
|
.205
|
.685
|
.520
|
.385
|
.400
|
UNC
10-32
|
CATI
1032
|
.306
|
.370
|
.2805
|
.205
|
.685
|
.520
|
.385
|
.400
|
UNC
1/4-20
|
CATI
420
|
.400
|
.515
|
.3745
|
.275
|
1.005
|
.760
|
.615
|
.540
|
UNC
5/16-18
|
CATI
518
|
.528
|
.615
|
.4995
|
.325
|
1.065
|
.770
|
.630
|
.640
|
UNC
3/8-16
|
CATI
616
|
.588
|
.745
|
.5615
|
.390
|
1.450
|
1.095
|
.890
|
.770
|
UNC
1/2-13
|
CATI
1213
|
.800
|
.935
|
.7485
|
.485
|
NA
|
NA
|
NA
|
.960
|
THREAD SIZE
|
PART NO.
|
HD
±0.005
|
L
±0.015
|
D
MAX
|
IL
MAX
|
LB
±0.015
|
ILB
MAX
|
IATD
MAX
|
HOLE
DEPTH MIN
|
ISO
M3x0,5
|
CATM
350
|
5,36
|
9,40
|
4,76
|
5,21
|
16,77
|
12,57
|
10,03
|
10,16
|
ISO
M4x0,7
|
CATM
470
|
6,83
|
9,40
|
6,34
|
5,21
|
17,15
|
12,83
|
10,41
|
10,16
|
ISO
M5x0,8
|
CATM
580
|
7,77
|
9,40
|
7,12
|
5,21
|
17,40
|
13,21
|
9,78
|
10,16
|
ISO
M6x1,0
|
CATM
610
|
10,16
|
13,08
|
9,51
|
6,99
|
25,53
|
19,30
|
15,62
|
13,72
|
ISO
M8x1,25
|
CATM
8125
|
13,41
|
15,62
|
12,69
|
8,26
|
27,05
|
19,56
|
16,00
|
16,26
|
ISO
M10x1,5
|
CATM
1015
|
14,94
|
18,92
|
14,26
|
9,91
|
36,83
|
27,81
|
22,61
|
19,56
|
ISO
M12x1,75
|
CATM
12175
|
20,32
|
23,75
|
19,01
|
12,32
|
NA
|
NA
|
NA
|
24,38
|
Hole size / meterial thickness chart
THREAD SIZE
|
.030-.090 MAT. THICKNESS
|
.091-.124 MAT. THICKNESS
|
.125-.186 MAT. THICKNESS
|
.187-OVER MAT. THICKNESS
|
||||
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
|
UNC
4-40
|
3/16
|
.1875
|
#10
|
.1935
|
#10
|
.1935
|
#9
|
.1960
|
UNC
6-32
|
7/32
|
.2188
|
#2
|
.2210
|
#1
|
.2280
|
#1
|
.2280
|
UNC
8-32
|
1/4
|
.2500
|
"F"
|
.2570
|
17/64
|
.2656
|
17/64
|
.2656
|
UNC
10-24
|
9/32
|
.2812
|
"L"
|
.2900
|
"L"
|
.2900
|
19/64
|
.2969
|
UNC
10-32
|
9/32
|
.2812
|
"L"
|
.2900
|
"L"
|
.2900
|
19/64
|
.2969
|
UNC
1/4-20
|
0.375
|
.3750
|
0.375
|
.3750
|
"W"
|
.3860
|
25/64
|
.3906
|
UNC
5/16-18
|
0.5
|
.5000
|
0.5
|
.5000
|
33/64
|
.5156
|
33/64
|
.5156
|
UNC
3/8-16
|
0.5625
|
.5625
|
0.5625
|
.5625
|
37/64
|
.5781
|
37/64
|
.5781
|
UNC
1/2-13
|
0.75
|
.7500
|
0.765625
|
.7656
|
25/32
|
.7810
|
51/64
|
.7970
|
THREAD SIZE
|
.030-.090 MAT. THICKNESS
|
.091-.124 MAT. THICKNESS
|
.125-.186 MAT. THICKNESS
|
.187-OVER MAT. THICKNESS
|
||||
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
DRILL SIZE
|
DECIMAL
|
|
ISO
M3x0,5
|
4,75
|
.1875
|
4,90
|
.1935
|
4,90
|
.1935
|
4,97
|
.1960
|
ISO
M4x0,7
|
6,35
|
.2500
|
6,52
|
.2570
|
6,74
|
.2656
|
6,74
|
.2656
|
ISO
M5x0,8
|
7,14
|
.2812
|
7,36
|
.2900
|
7,36
|
.2900
|
7,54
|
.2969
|
ISO
M6x1,0
|
9,52
|
.3750
|
9,52
|
.3750
|
9,80
|
.3860
|
9,92
|
.3906
|
ISO
M8x1,25
|
12,70
|
.5000
|
12,70
|
.5000
|
13,09
|
.5156
|
13,09
|
.5156
|
ISO
M10x1,5
|
14,28
|
.5625
|
14,28
|
.5625
|
14,68
|
.5781
|
14,68
|
.5781
|
ISO
M12x1,75
|
19,05
|
.7500
|
19,44
|
.7656
|
19,83
|
.7810
|
20,24
|
.7970
|
ST series Threaded insert is commonly used
in any industry including automobile industry.
IMPERIAL RIVETS & FASTENERS CO.
7201 Walden Lane, Darien, IL60561, U.S.A.
TEL：630-964-0208 FAX：630-963-0289
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