Dec 27, 2016

ST SERIES KNURLED THREAD INSERT

ST SERIES KNURLED THREAD INSERT

KNURLED THREAD INSERT IMPERIAL

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.
TEL630-964-0208   FAX630-963-0289

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