ST SERIES-THREADED INSERT
ST series threaded insert is different from our standard type of blind rivet nut. The overall length is shorter than standard type which it allows to be used in small & narrow space.
Although it is short type but it can be installed into most any material with thickness over 0.03�� (0.76mm).
The head of insert can press tightly against the surface of application after riveting.
It is commonly to be used in any industry including automobile
KNURLED THREAD INSERT ST SERIES
Top Screw 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.
TOP SCREW METAL CORP.
78, LANE 415, TAY HO RD., SEC.2, KU YI LI, CHANG HWA CITY, TAIWAN, R.O.C.
TEL：+886-4-7237159 FAX：+886-4-7246640
ST SERIES
KNURLED THREAD INSERT
MATERIAL AVALIABLE：STEEL
★ OTHER SIZE, MATERIAL ARE AVAILABLE UPON REQUEST
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