THFE Heavy Duty Studs for Thin Sheets

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Heavy Duty Studs for Thin Sheets THFE-U

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

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

• Self-clinching • Wide head • Strong load bearing threads
• Installed quickly and easily by squeezing into place • Minimum sheet thickness of 0.031"

American Standard Sizes: • Series THFE-U

Metric Sizes: • Series THFE-U

Series THFE-U

Series THFE-U / American Standard Sizes

• Head Shape- Round • Thread Strength- 120 ksi • Min. Sheet Thickness- 0.031" • Sheet Hardness- HRB 85 / HB 165 or Less • Material- Hardened Carbon Steel • Finish- Zinc Clear Plated per ASTM B633
	Series THFE-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

THFE-0420-8-ZI-U

1/4-20

0.109"

0.462"

0.500"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-12-ZI-U

1/4-20

0.109"

0.462"

0.750"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-16-ZI-U

1/4-20

0.109"

0.462"

1.000"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-20-ZI-U

1/4-20

0.109"

0.462"

1.250"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-24-ZI-U

1/4-20

0.109"

0.462"

1.500"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-28-ZI-U

1/4-20

0.109"

0.462"

1.750"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0420-32-ZI-U

1/4-20

0.109"

0.462"

2.000"

0.069"

0.250"

0.340"

0.446"

N/A

THFE-0518-8-ZI-U

5/16-18

0.117"

0.586"

0.500"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-12-ZI-U

5/16-18

0.117"

0.586"

0.750"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-16-ZI-U

5/16-18

0.117"

0.586"

1.000"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-20-ZI-U

5/16-18

0.117"

0.586"

1.250"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-24-ZI-U

5/16-18

0.117"

0.586"

1.500"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-28-ZI-U

5/16-18

0.117"

0.586"

1.750"

0.099"

0.312"

0.402"

0.596"

N/A

THFE-0518-32-ZI-U

5/16-18

0.117"

0.586"

2.000"

0.099"

0.312"

0.402"

0.596"

N/A

Series THFE-U / Metric Sizes

• Head Shape- Round • Thread Strength- 900 MPa • Min. Sheet Thickness- 0.80 mm • Sheet Hardness- HRB 85 / HB 165 or Less • Material- Hardened Carbon Steel • Finish- Zinc Clear Plated per ASTM B633
	Series THFE-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

THFE-M6-15-ZI-U

M6 x 1

2.62
mm

11.35
mm

15.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-20-ZI-U

M6 x 1

2.62
mm

11.35
mm

20.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-25-ZI-U

M6 x 1

2.62
mm

11.35
mm

25.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-30-ZI-U

M6 x 1

2.62
mm

11.35
mm

30.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-35-ZI-U

M6 x 1

2.62
mm

11.35
mm

35.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-40-ZI-U

M6 x 1

2.62
mm

11.35
mm

40.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M6-50-ZI-U

M6 x 1

2.62
mm

11.35
mm

50.00
mm

1.70
mm

6.00
mm

8.30
mm

10.50
mm

N/A

THFE-M8-15-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

15.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-20-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

20.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-25-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

25.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-30-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

30.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-35-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

35.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-40-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

40.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

THFE-M8-50-ZI-U

M8 x 1.25

2.90
mm

15.30
mm

50.00
mm

2.54
mm

8.00
mm

10.30
mm

15.00
mm

N/A

UNICORP Electronic Hardware - Self Clinching Fasteners

Phone: 973-674-1700 Toll Free: 1-800-526-1389 Fax: 973-674-3803

UNICORP is a leader in manufacturing stock and custom
electronic hardware, handles and precision fasteners used by leading companies
in nearly every industry since 1971.

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Mailing Address:  P.O. Box 280, Orange, New Jersey 07051-0280  USA

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