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Free Running UNF Kato Helical Inserts
CoilThread tanged inserts are made of cold-rolled 304
stainless steel wire (AS7245), work-hardened to a
tensile strength above 200,000 psi, and a hardness of Rc
43-50. The finished surface (8-16 micro-inches) is
exceedingly smooth, virtually eliminating
friction-induced thread erosion.
When assembled with STI-tapped holes, CoilThread inserts
form Unified Coarse, or Unified Fine threads that
conform to the National Bureau of Standards Handbook
H-28, Screw-Thread Standards for Federal Services,
Classes 2B and 3B. Assembled CoilThread inserts will
also accommodate UNJ, MIL-S-8879, male threaded
fasteners. Metric CoilThread inserts conform to National
Bureau of Standards Handbook H-28/21, M Profile,
Tolerance Classes 4H5H or 5H, as well as ISO standards
68, 261, R724 and 965/I. Assembled metric inserts will
also accommodate MJ, AS1370, male threaded fasteners.
Get
product specs - click here: |
UNF Helical Inserts - Free Running
Setup Data

|
HeliCoil Part Number Cross Ref |
Military Cross Reference |
Thread |
Length |
Alu. Drill |
Steel Drill |
Drill Depth A |
Drill Depth B |
Csk. Min D |
Csk. Max D |
Thread Depth C |
Outside Dia. Min |
Outside Dia. Max |
|
1191-2CN164 |
MS124654 |
8-36 |
0.164 |
#17 |
#16 |
0.413 |
0.275 |
0.2 |
0.23 |
0.19 |
0.204 |
0.224 |
|
1191-2CN246 |
MS124694 |
8-36 |
0.246 |
#17 |
#16 |
0.495 |
0.357 |
0.2 |
0.23 |
0.27 |
0.204 |
0.224 |
|
1191-2CN328 |
MS124734 |
8-36 |
0.328 |
#17 |
#16 |
0.577 |
0.439 |
0.2 |
0.23 |
0.36 |
0.204 |
0.224 |
|
1191-3CN190 |
MS124655 |
10-32 |
0.19 |
#7 |
13/64 |
0.472 |
0.315 |
0.23 |
0.26 |
0.22 |
0.236 |
0.256 |
|
1191-3CN285 |
MS124695 |
10-32 |
0.285 |
#7 |
13/64 |
0.568 |
0.41 |
0.23 |
0.26 |
0.32 |
0.236 |
0.256 |
|
1191-3CN380 |
MS124735 |
10-32 |
0.38 |
#7 |
13/64 |
0.662 |
0.505 |
0.23 |
0.26 |
0.41 |
0.236 |
0.256 |
|
1191-03CN099 |
MS124670 |
3-56 |
0.099 |
#37 |
#36 |
0.256 |
0.17 |
0.11 |
0.14 |
0.12 |
0.131 |
0.146 |
|
1191-03CN148 |
MS124710 |
3-56 |
0.148 |
#37 |
#36 |
0.305 |
0.219 |
0.11 |
0.14 |
0.17 |
0.131 |
0.146 |
|
1191-03CN198 |
MS124750 |
3-56 |
0.198 |
#37 |
#36 |
0.355 |
0.269 |
0.11 |
0.14 |
0.22 |
0.131 |
0.146 |
|
1191-04CN112 |
MS124671 |
4-48 |
0.112 |
3mm |
#31 |
0.293 |
0.195 |
0.14 |
0.17 |
0.13 |
0.147 |
0.162 |
|
1191-04CN168 |
MS124711 |
4-48 |
0.168 |
3mm |
#31 |
0.349 |
0.251 |
0.14 |
0.17 |
0.19 |
0.147 |
0.162 |
|
1191-04CN224 |
MS124751 |
4-48 |
0.224 |
3mm |
#31 |
0.405 |
0.307 |
0.14 |
0.17 |
0.24 |
0.147 |
0.162 |
|
1191-4CN250 |
MS124656 |
1/4-28 |
0.25 |
G |
6.7mm |
0.589 |
0.393 |
0.29 |
0.32 |
0.29 |
0.306 |
0.326 |
|
1191-4CN375 |
MS124696 |
1/4-28 |
0.375 |
G |
6.7mm |
0.714 |
0.518 |
0.29 |
0.32 |
0.41 |
0.306 |
0.326 |
|
1191-4CN500 |
MS124736 |
1/4-28 |
0.5 |
G |
6.7mm |
0.839 |
0.643 |
0.29 |
0.32 |
0.54 |
0.306 |
0.326 |
|
1191-5CN312 |
MS124657 |
5/16-24 |
0.312 |
21/64 |
21/64 |
0.718 |
0.479 |
0.36 |
0.39 |
0.35 |
0.38 |
0.4 |
|
1191-5CN469 |
MS124697 |
5/16-24 |
0.469 |
21/64 |
21/64 |
0.874 |
0.646 |
0.36 |
0.39 |
0.51 |
0.38 |
0.4 |
|
1191-5CN625 |
MS124737 |
5/16-24 |
0.625 |
21/64 |
21/64 |
1.03 |
0.792 |
0.36 |
0.39 |
0.67 |
0.38 |
0.4 |
|
1191-06CN138 |
MS124653 |
6-40 |
0.138 |
#26 |
#25 |
0.357 |
0.238 |
0.17 |
0.2 |
0.16 |
0.173 |
0.193 |
|
1191-06CN207 |
MS124693 |
6-40 |
0.207 |
#26 |
#25 |
0.426 |
0.307 |
0.17 |
0.2 |
0.23 |
0.173 |
0.193 |
|
1191-06CN276 |
MS124733 |
6-40 |
0.276 |
#26 |
#25 |
0.495 |
0.376 |
0.17 |
0.2 |
0.3 |
0.173 |
0.193 |
|
1191-6CN375 |
MS124658 |
3/8-24 |
0.375 |
25/64 |
25/64 |
0.625 |
0.542 |
0.42 |
0.45 |
0.42 |
0.448 |
0.468 |
|
1191-6CN562 |
MS124698 |
3/8-24 |
0.562 |
25/64 |
25/64 |
0.812 |
0.729 |
0.42 |
0.45 |
0.6 |
0.448 |
0.468 |
|
1191-6CN750 |
MS124738 |
3/8-24 |
0.75 |
25/64 |
25/64 |
1 |
0.917 |
0.42 |
0.45 |
0.79 |
0.448 |
0.468 |
|
1191-7CN438 |
MS124659 |
7/16-20 |
0.438 |
29/64 |
29/64 |
0.738 |
0.638 |
0.5 |
0.53 |
0.49 |
0.524 |
0.549 |
|
1191-7CN656 |
MS124699 |
7/16-20 |
0.656 |
29/64 |
29/64 |
0.957 |
0.856 |
0.5 |
0.53 |
0.71 |
0.524 |
0.549 |
|
1191-7CN875 |
MS124739 |
7/16-20 |
0.875 |
29/64 |
29/64 |
1.176 |
1.075 |
0.5 |
0.53 |
0.93 |
0.524 |
0.549 |
|
1191-8CN1000 |
MS124740 |
1/2-20 |
1 |
33/64 |
33/64 |
1.3 |
1.2 |
0.56 |
0.59 |
1.05 |
0.592 |
0.617 |
|
1191-8CN500 |
MS124660 |
1/2-20 |
0.5 |
33/64 |
33/64 |
0.8 |
0.7 |
0.56 |
0.59 |
0.55 |
0.592 |
0.617 |
|
1191-8CN750 |
MS124700 |
1/2-20 |
0.75 |
33/64 |
33/64 |
1.05 |
0.95 |
0.56 |
0.59 |
0.8 |
0.592 |
0.617 |
| |
| |
|
KATO Part # |
MS/MA Number |
HeliCoil Part # |
|
TNF-03C-0099 |
MS124670 |
1191-03CN-0099 |
|
TNF-03C-0148 |
MS124710 |
1191-03CN-0148 |
|
TNF-03C-0198 |
MS124750 |
1191-03CN-0198 |
|
TNF-06C-0138 |
MS124653 |
1191-06CN-0138 |
|
TNF-06C-0207 |
MS124693 |
1191-06CN-0207 |
|
TNF-06C-0207SF |
MS124693 |
1191-06CN-0207S |
|
TNF-06C-0276SF |
MS124733 |
1191-06CN-0276S |
|
TNF-2C-0410 |
MS124774 |
1191-2CN-0410 |
|
TNF-3C-0190 |
MS124655 |
1191-3CN-0190 |
|
TNF-3C-0190SF |
MS124655 |
1191-3CN-0190S |
|
TNF-3C-0285 |
MS124695 |
1191-3CN-0285 |
|
TNF-3C-0285SF |
MS124695 |
1191-3CN-0285S |
|
TNF-3C-0380 |
MS124735 |
1191-3CN-0380 |
|
TNF-3C-0380SF |
MS124735 |
1191-3CN-0380S |
|
TNF-3C-0475 |
MS124775 |
1191-3CN-0475 |
|
TNF-3C-0570 |
MS124815 |
1191-3CN-0570 |
|
TNF-4C-0250 |
MS124656 |
1191-4CN-0250 |
|
TNF-4C-0250SF |
MS124656 |
1191-4CN-0250S |
|
TNF-4C-0375 |
MS124696 |
1191-4CN-0375 |
|
TNF-4C-0375SF |
MS124696 |
1191-4CN-0375S |
|
TNF-4C-0500 |
MS124736 |
1191-4CN-0500 |
|
TNF-4C-0500SF |
MS124736 |
1191-4CN-0500S |
|
TNF-4C-0625 |
MS124776 |
1191-4CN-0625 |
|
TNF-4C-0750 |
MS124816 |
1191-4CN-0750 |
|
TNF-5C-0312 |
MS124657 |
1191-5CN-0312 |
|
TNF-5C-0312SF |
MS124657 |
1191-5CN-0312S |
|
TNF-5C-0312Y |
MS124657P |
1191-5CNY-0312 |
|
TNF-5C-0469 |
MS124697 |
1191-5CN-0469 |
|
TNF-5C-0469SF |
MS124697 |
1191-5CN-0469S |
|
TNF-5C-0625 |
MS124737 |
1191-5CN-0625 |
|
TNF-5C-0938 |
MS124817 |
1191-5CN-0938 |
|
TNF-6C-0375 |
MS124658 |
1191-6CN-0375 |
|
TNF-6C-0562 |
MS124698 |
1191-6CN-0562 |
|
TNF-6C-0750 |
MS124738 |
1191-6CN-0750 |
|
TNF-6C-0938 |
MS124778 |
1191-6CN-0938 |
|
TNF-6C-1125 |
MS124818 |
1191-6CN-1125 |
|
TNF-7C-0438 |
MS124659 |
1191-7CN-0438 |
|
TNF-7C-0656 |
MS124699 |
1191-7CN-0656 |
|
TNF-7C-0875 |
MS124739 |
1191-7CN-0875 |
|
TNF-7C-1094 |
MS124779 |
1191-7CN-1094 |
|
TNF-7C-1312 |
MS124819 |
1191-7CN-1312 |
|
TNF-8C-0500 |
MS124660 |
1191-8CN-0500 |
|
TNF-8C-0750 |
MS124700 |
1191-8CN-0750 |
|
TNF-8C-1000 |
MS124740 |
1191-8CN-1000 |
|
TNF-8C-1250 |
MS124780 |
1191-8CN-1250 |
|
TNF-8C-1500 |
MS124820 |
1191-8CN-1500 |
|
TNF-9C-0562 |
MS124661 |
1191-9CN-0562 |
|
TNF-9C-0844 |
MS124701 |
1191-9CN-0844 |
|
TNF-9C-1125 |
MS124741 |
1191-9CN-1125 |
|
TNF-9C-1406 |
MS124781 |
1191-9CN-1406 |
|
TNF-9C-1688 |
MS124821 |
1191-9CN-1688 |
|
TNF-10C-0625 |
MS124662 |
1191-10CN-0625 |
|
TNF-10C-0938 |
MS124702 |
1191-10CN-0938 |
|
TNF-10C-1250 |
MS124742 |
1191-10CN-1250 |
|
TNF-10C-1562 |
MS124782 |
1191-10CN-1562 |
|
TNF-10C-1875 |
MS124822 |
1191-10CN-1875 |
|
TNF-12C-0750 |
MS124663 |
1191-12CN-0750 |
|
TNF-12C-1125 |
MS124703 |
1191-12CN-1125 |
|
TNF-12C-1500 |
MS124743 |
1191-12CN-1500 |
|
TNF-12C-1875 |
MS124783 |
1191-12CN-1875 |
|
TNF-12C-2250 |
MS124823 |
1191-12CN-2250 |
|
TNF-14C-0875 |
MS124664 |
1191-14CN-0875 |
|
TNF-14C-1312 |
MS124704 |
1191-14CN-1312 |
|
TNF-14C-1750 |
MS124744 |
1191-14CN-1750 |
|
TNF-14C-2188 |
MS124784 |
1191-14CN-2188 |
|
TNF-14C-2625 |
MS124824 |
1191-14CN-2625 |
|
TNF-161C-1000 |
MS124651 |
1191-161CN-1000 |
|
TNF-161C-1500 |
MS124691 |
1191-161CN-1500 |
|
TNF-161C-2000 |
MS124731 |
1191-161CN-2000 |
|
TNF-161C-2500 |
MS124771 |
1191-161CN-2500 |
|
TNF-161C-3000 |
MS124811 |
1191-161CN-3000 |
|
TNF-18C-1125 |
MS124666 |
1191-18CN-1125 |
|
TNF-18C-1125Y |
MS124666P |
1191-18CNY-1125 |
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TNF-18C-1688 |
MS124706 |
1191-18CN-1688 |
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TNF-18C-2250 |
MS124746 |
1191-18CN-2250 |
|
TNF-18C-2812 |
MS124786 |
1191-18CN-2812 |
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TNF-18C-3375 |
MS124826 |
1191-18CN-3375 |
|
TNF-20C-1250 |
MS124667 |
1191-20CN-1250 |
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TNF-20C-1875 |
MS124707 |
1191-20CN-1875 |
|
TNF-20C-2500 |
MS124747 |
1191-20CN-2500 |
|
TNF-20C-3125 |
MS124787 |
1191-20CN-3125 |
|
TNF-20C-3750 |
MS124827 |
1191-20CN-3750 |
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TNF-22C-1375 |
MS124668 |
1191-22CN-1375 |
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TNF-22C-2062 |
MS124708 |
1191-22CN-2062 |
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TNF-22C-2750 |
MS124748 |
1191-22CN-2750 |
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TNF-22C-3438 |
MS124788 |
1191-22CN-3438 |
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TNF-22C-4125 |
MS124828 |
1191-22CN-4125 |
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TNF-24C-1500 |
MS124669 |
1191-24CN-1500 |
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TNF-24C-2250 |
MS124709 |
1191-24CN-2250 |
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TNF-24C-3000 |
MS124749 |
1191-24CN-3000 |
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TNF-24C-3750 |
MS124789 |
1191-24CN-3750 |
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TNF-24C-4500 |
MS124829 |
1191-24CN-4500 |
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Get
product specs - click here:
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Recoil® is a registered trademark of Alcoa. |
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