TFHS Studs for Thin Sheets

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Studs for Thin Sheets TFHS-U

Self Clinching Fasteners • Studs for Sheet Metal
American Standard (Inches) & Metric Sizes

UNICORP Electronic Hardware Self-Clinching Fasteners - Studs For Thin Sheets TFH, TFH

• Self-clinching • Creates flush-head assembly • Strong load bearing threads
• Installed quickly and easily by squeezing into place • Used in thin sheets- 0.020" /0.51 mm

American Standard Sizes: • Series TFHS-U

Metric Sizes: • Series TFHS-U

Series TFHS-U

Series TFHS-U / American Standard Sizes

• Head Shape- Round • Min. Sheet Thickness- 0.020" • Sheet Hardness- HRB 70 / HB 125 or Less • Material- 300 Series Stainless Steel • Finish- Passivated per ASTM A380
	Series TFHS-U American Standard Sizes (SAE)

Part
Number

Thread

"S"
Max.

"H"
Head
Diameter

"L"
Overall
Length

"T"
Max.

Hole
Size in
Sheet

Max.
Hole in
Attached
Parts

Min.
Distance
to Edge

Mil-Spec

TFHS-256-4-U

2-56

0.070"

0.141"

0.250"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-256-5-U

2-56

0.070"

0.141"

0.312"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-256-6-U

2-56

0.070"

0.141"

0.375"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-256-8-U

2-56

0.070"

0.141"

0.500"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-256-10-U

2-56

0.070"

0.141"

0.625"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-256-12-U

2-56

0.070"

0.141"

0.750"

0.025"

0.085"

0.105"

0.187"

N/A

TFHS-440-4-U

4-40

0.070"

0.176"

0.250"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-5-U

4-40

0.070"

0.176"

0.312"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-6-U

4-40

0.070"

0.176"

0.375"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-8-U

4-40

0.070"

0.176"

0.500"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-10-U

4-40

0.070"

0.176"

0.625"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-12-U

4-40

0.070"

0.176"

0.750"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-440-14-U

4-40

0.070"

0.176"

0.875"

0.025"

0.111"

0.135"

0.219"

N/A

TFHS-632-4-U

6-32

0.070"

0.203"

0.250"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-5-U

6-32

0.070"

0.203"

0.312"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-6-U

6-32

0.070"

0.203"

0.375"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-8-U

6-32

0.070"

0.203"

0.500"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-10-U

6-32

0.070"

0.203"

0.625"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-12-U

6-32

0.070"

0.203"

0.750"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-14-U

6-32

0.070"

0.203"

0.875"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-16-U

6-32

0.070"

0.203"

1.000"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-20-U

6-32

0.070"

0.203"

1.250"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-632-24-U

6-32

0.070"

0.203"

1.500"

0.025"

0.137"

0.160"

0.250"

N/A

TFHS-832-4-U

8-32

0.070"

0.234"

0.250"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-5-U

8-32

0.070"

0.234"

0.312"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-6-U

8-32

0.070"

0.234"

0.375"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-8-U

8-32

0.070"

0.234"

0.500"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-10-U

8-32

0.070"

0.234"

0.625"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-12-U

8-32

0.070"

0.234"

0.750"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-14-U

8-32

0.070"

0.234"

0.875"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-16-U

8-32

0.070"

0.234"

1.000"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-20-U

8-32

0.070"

0.234"

1.250"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-832-24-U

8-32

0.070"

0.234"

1.500"

0.025"

0.163"

0.185"

0.281"

N/A

TFHS-024-5-U

10-24

0.090"

0.250"

0.312"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-6-U

10-24

0.090"

0.250"

0.375"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-8-U

10-24

0.090"

0.250"

0.500"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-10-U

10-24

0.090"

0.250"

0.625"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-12-U

10-24

0.090"

0.250"

0.750"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-14-U

10-24

0.090"

0.250"

0.875"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-16-U

10-24

0.090"

0.250"

1.000"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-20-U

10-24

0.090"

0.250"

1.250"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-024-24-U

10-24

0.090"

0.250"

1.500"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-5-U

10-32

0.090"

0.250"

0.312"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-6-U

10-32

0.090"

0.250"

0.375"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-8-U

10-32

0.090"

0.250"

0.500"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-10-U

10-32

0.090"

0.250"

0.625"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-12-U

10-32

0.090"

0.250"

0.750"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-14-U

10-32

0.090"

0.250"

0.875"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-16-U

10-32

0.090"

0.250"

1.000"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-20-U

10-32

0.090"

0.250"

1.250"

0.025"

0.189"

0.210"

0.281"

N/A

TFHS-032-24-U

10-32

0.090"

0.250"

1.500"

0.025"

0.189"

0.210"

0.281"

N/A

Series TFHS-U / Metric Sizes

• Head Shape- Round • Min. Sheet Thickness- 0.51 mm • Sheet Hardness- HRB 70 / HB 125 or Less • Material- 300 Series Stainless Steel • Finish- Passivated per ASTM A380
	Series TFHS-U Metric Sizes

Part
Number

Thread

"S"
Max.

"H"
Head
Diameter

"L"
Overall
Length

"T"
Max.

Hole
Size in
Sheet

Max.
Hole in
Attached
Parts

Min.
Distance
to Edge

Mil-Spec

TFHS-M3-6-U

M3 x 0.5

1.80
mm

4.50
mm

6.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-8-U

M3 x 0.5

1.80
mm

4.50
mm

8.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-10-U

M3 x 0.5

1.80
mm

4.50
mm

10.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-12-U

M3 x 0.5

1.80
mm

4.50
mm

12.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-15-U

M3 x 0.5

1.80
mm

4.50
mm

15.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-18-U

M3 x 0.5

1.80
mm

4.50
mm

18.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-20-U

M3 x 0.5

1.80
mm

4.50
mm

20.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M3-25-U

M3 x 0.5

1.80
mm

4.50
mm

25.00
mm

0.64
mm

3.00
mm

3.60
mm

5.60
mm

N/A

TFHS-M4-8-U

M4 x 0.7

1.80
mm

5.80
mm

8.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-10-U

M4 x 0.7

1.80
mm

5.80
mm

10.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-12-U

M4 x 0.7

1.80
mm

5.80
mm

12.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-15-U

M4 x 0.7

1.80
mm

5.80
mm

15.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-18-U

M4 x 0.7

1.80
mm

5.80
mm

18.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-20-U

M4 x 0.7

1.80
mm

5.80
mm

20.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-25-U

M4 x 0.7

1.80
mm

5.80
mm

25.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-30-U

M4 x 0.7

1.80
mm

5.80
mm

30.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M4-35-U

M4 x 0.7

1.80
mm

5.80
mm

35.00
mm

0.64
mm

4.00
mm

4.60
mm

7.20
mm

N/A

TFHS-M5-8-U

M5 x 0.8

2.30
mm

6.40
mm

8.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-10-U

M5 x 0.8

2.30
mm

6.40
mm

10.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-12-U

M5 x 0.8

2.30
mm

6.40
mm

12.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-15-U

M5 x 0.8

2.30
mm

6.40
mm

15.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-18-U

M5 x 0.8

2.30
mm

6.40
mm

18.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-20-U

M5 x 0.8

2.30
mm

6.40
mm

20.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-25-U

M5 x 0.8

2.30
mm

6.40
mm

25.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-30-U

M5 x 0.8

2.30
mm

6.40
mm

30.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

TFHS-M5-35-U

M5 x 0.8

2.30
mm

6.40
mm

35.00
mm

0.64
mm

5.00
mm

5.60
mm

7.20
mm

N/A

UNICORP Electronic Hardware - Self Clinching Fasteners

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UNICORP is a leader in manufacturing stock and custom
electronic hardware, handles and precision fasteners used by leading companies
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