WN Weld Nuts

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Weld Nuts WN-U, WNS-U

Self Clinching Fasteners • Weld Nuts
American Standard (Inches) & Metric Sizes

UNICORP Electronic Hardware Self-Clinching Fasteners - Weld Nuts WN WNS

• Clinches permanently • Load bearing threads in sheets too thin to tap • Self-aligning • 3-point projection
• Head mounts flush • Prevents weld spatter • Installed on stainless steel sheets

American Standard Sizes: • Series WN-U • Series WN-U (Copper Flash) • Series WNS-U

Metric Sizes: • Series WN-U • Series WN-U (Copper Flash) • Series WNS-U

Series WN-U

Series WN-U / American Standard Sizes

• Shape- Round • Material- Carbon Steel • Finish- Light Oil
	Series WN-U American Standard Sizes (SAE)

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WN-440-0-U

4-40

0.030"

0.063"

0.308"

0.172"

0.030"

0.173"

0.154"

N/A

WN-632-0-U

6-32

0.030"

0.093"

0.341"

0.192"

0.030"

0.193"

0.171"

N/A

WN-632-1-U

6-32

0.060"

0.093"

0.341"

0.192"

0.060"

0.193"

0.171"

N/A

WN-832-0-U

8-32

0.030"

0.107"

0.371"

0.217"

0.030"

0.218"

0.186"

N/A

WN-832-1-U

8-32

0.060"

0.107"

0.371"

0.217"

0.060"

0.218"

0.186"

N/A

WN-024-0-U

10-24

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WN-024-1-U

10-24

0.060"

0.155"

0.440"

0.249"

0.060"

0.250"

0.220"

N/A

WN-032-0-U

10-32

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WN-032-1-U

10-32

0.060"

0.155"

0.440"

0.249"

0.060"

0.250"

0.220"

N/A

WN-0420-0-U

1/4-20

0.048"

0.185"

0.522"

0.315"

0.048"

0.316"

0.261"

N/A

Series WN-U / Metric Sizes

• Shape- Round • Material- Carbon Steel • Finish- Light Oil
	Series WN-U Metric Sizes

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WN-M3-0-U

M3 x 0.5

0.77
mm

1.48
mm

7.82
mm

4.37
mm

0.77
mm

4.40
mm

3.91
mm

N/A

WN-M4-0-U

M4 x 0.7

0.77
mm

2.58
mm

9.42
mm

5.51
mm

0.77
mm

5.54
mm

4.71
mm

N/A

WN-M5-0-U

M5 x 0.8

0.77
mm

3.77
mm

11.18
mm

6.32
mm

0.77
mm

6.35
mm

5.59
mm

N/A

WN-M6-0-U

M6 x 1.0

1.22
mm

4.56
mm

13.26
mm

8.01
mm

1.24
mm

8.04
mm

6.63
mm

N/A

Series WN-U

Series WN-U (Copper Flash) / American Standard Sizes

• Shape- Round • Material- Carbon Steel • Finish- Copper Flash
	Series WN-U American Standard Sizes (SAE)

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WN-440-0-CU-U

4-40

0.030"

0.063"

0.308"

0.172"

0.030"

0.173"

0.154"

N/A

WN-632-0-CU-U

6-32

0.030"

0.093"

0.341"

0.192"

0.030"

0.193"

0.171"

N/A

WN-632-1-CU-U

6-32

0.060"

0.093"

0.341"

0.192"

0.060"

0.193"

0.171"

N/A

WN-832-0-CU-U

8-32

0.030"

0.107"

0.371"

0.217"

0.030"

0.218"

0.186"

N/A

WN-832-1-CU-U

8-32

0.060"

0.107"

0.371"

0.217"

0.060"

0.218"

0.186"

N/A

WN-024-0-CU-U

10-24

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WN-024-1-CU-U

10-24

0.060"

0.155"

0.440"

0.249"

0.060"

0.250"

0.220"

N/A

WN-032-0-CU-U

10-32

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WN-032-1-CU-U

10-32

0.060"

0.155"

0.440"

0.249"

0.060"

0.250"

0.220"

N/A

WN-0420-0-CU-U

1/4-20

0.048"

0.185"

0.522"

0.315"

0.048"

0.316"

0.261"

N/A

Series WN-U (Copper Flash) / Metric Sizes

• Shape- Round • Material- Carbon Steel • Finish- Copper Flash
	Series WN-U Metric Sizes

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WN-M3-0-CU-U

M3 x 0.5

0.77
mm

1.48
mm

7.82
mm

4.37
mm

0.77
mm

4.40
mm

3.91
mm

N/A

WN-M4-0-CU-U

M4 x 0.7

0.77
mm

2.58
mm

9.42
mm

5.51
mm

0.77
mm

5.54
mm

4.71
mm

N/A

WN-M5-0-CU-U

M5 x 0.8

0.77
mm

3.77
mm

11.18
mm

6.32
mm

0.77
mm

6.35
mm

5.59
mm

N/A

WN-M6-0-CU-U

M6 x 1.0

1.22
mm

4.56
mm

13.26
mm

8.01
mm

1.24
mm

8.04
mm

6.63
mm

N/A

Series WNS-U

Series WNS-U / American Standard Sizes

• Shape- Round • Material- Stainless Steel • Finish- Passivated per ASTM A380
	Series WNS-U American Standard Sizes (SAE)

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WNS-440-0-U

4-40

0.030"

0.063"

0.308"

0.172"

0.030"

0.173"

0.154"

N/A

WNS-632-0-U

6-32

0.030"

0.093"

0.341"

0.192"

0.030"

0.193"

0.171"

N/A

WNS-832-0-U

8-32

0.030"

0.107"

0.371"

0.217"

0.030"

0.218"

0.186"

N/A

WNS-024-0-U

10-24

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WNS-032-0-U

10-24

0.030"

0.155"

0.440"

0.249"

0.030"

0.250"

0.220"

N/A

WNS-0420-0-U

1/4-20

0.048"

0.185"

0.522"

0.315"

0.048"

0.316"

0.261"

N/A

Series WNS-U / Metric Sizes

• Shape- Round • Material- Stainless Steel • Finish- Passivated per ASTM A380
	Series WNS-U Metric Sizes

Part
Number

Thread

"A"
(Shank)
Max.

"T"
Head
Height

"E"
Head
Diameter

"C" Max.
Body
Diameter

Min.
Sheet
Thickness

Hole
Size in
Sheet

Min.
Distance
to Edge

Mil-Spec

WNS-M3-0-U

M3 x 0.5

0.77
mm

1.48
mm

7.82
mm

4.37
mm

0.77
mm

4.40
mm

3.91
mm

N/A

WNS-M4-0-U

M4 x 0.7

0.77
mm

2.58
mm

9.42
mm

5.51
mm

0.77
mm

5.54
mm

4.71
mm

N/A

WNS-M5-0-U

M5 x 0.8

0.77
mm

3.77
mm

11.18
mm

6.32
mm

0.77
mm

6.35
mm

5.59
mm

N/A

WNS-M6-0-U

M6 x 1.0

1.22
mm

4.56
mm

13.26
mm

8.01
mm

1.24
mm

8.04
mm

6.63
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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