PFC4M PFC4LSM PFC4LM Spring Loaded Non Flush Captive Panel Screw With Anti Cross Thread Tool Installation Only

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Spring-Loaded Non-Flush Captive Panel Screw
With Anti-Cross Thread - Tool Installation Only
PFC4M-U, PFC4LSM-U, PFC4LM-U

Self Clinching Fasteners • Captive Panel Screws & Hardware
American Standard (Inches) & Metric Sizes

UNICORP Electronic Hardware Self-Clinching Fasteners - Spring-Loaded Non-Flush Captive Panel Screw - Tool Installation PFC4M PFC4LSM PFC4LM

• Non-Flush • For use in stainless steel sheets • Fully concealed head for tool access
• Tool installation only

American Standard Sizes: • Series PFC4M-U • Series PFC4LSM-U • Series PFC4LM-U

Metric Sizes: • Series PFC4M-U • Series PFC4LSM-U • Series PFC4LM-U

Series PFC4M-U

Series PFC4M-U / American Standard Sizes
• "A" (Shank) Max.- 0.060" • Min. Sheet Thickness- 0.060" • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4M-U American Standard Sizes (SAE)

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4M-440-40-U

4-40

0.264"

0.344"

0.250"

0.000"

0.370"

0.540"

#1 Phillips

0.265"

0.250"

PFC4M-440-62-U

4-40

0.264"

0.344"

0.375"

0.125"

0.370"

0.540"

#1 Phillips

0.265"

0.250"

PFC4M-632-40-U

6-32

0.280"

0.375"

0.250"

0.000"

0.380"

0.540"

#2 Phillips

0.281"

0.280"

PFC4M-632-62-U

6-32

0.280"

0.375"

0.125"

0.380"

0.540"

#2 Phillips

0.281"

0.280"

PFC4M-632-84-U

6-32

0.280"

0.375"

0.500"

0.250"

0.380"

0.540"

#2 Phillips

0.281"

0.280"

PFC4M-832-50-U

8-32

0.311"

0.406"

0.312"

0.000"

0.480"

0.705"

#2 Phillips

0.312"

0.310"

PFC4M-832-72-U

8-32

0.311"

0.406"

0.437"

0.125"

0.480"

0.705"

#2 Phillips

0.312"

0.310"

PFC4M-832-94-U

8-32

0.311"

0.406"

0.562"

0.250"

0.480"

0.705"

#2 Phillips

0.312"

0.310"

PFC4M-032-50-U

10-32

0.343"

0.437"

0.312"

0.000"

0.490"

0.705"

#2 Phillips

0.344"

0.340"

PFC4M-032-72-U

10-32

0.343"

0.437"

0.125"

0.490"

0.705"

#2 Phillips

0.344"

0.340"

PFC4M-032-94-U

10-32

0.343"

0.437"

0.562"

0.250"

0.490"

0.705"

#2 Phillips

0.344"

0.340"

Series PFC4M-U / Metric Sizes
• "A" (Shank) Max.- 1.53 mm • Min. Sheet Thickness- 1.53 mm • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4M-U Metric Sizes

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4M-M3-40-U

M3 x 0.5

6.71
mm

8.74
mm

6.40
mm

0.00
mm

9.40
mm

13.72
mm

#1 Phillips

6.73
mm

6.35
mm

PFC4M-M3-62-U

M3 x 0.5

6.71
mm

8.74
mm

9.50
mm

3.20
mm

9.40
mm

13.72
mm

#1 Phillips

6.73
mm

6.35
mm

PFC4M-M4-50-U

M4 x 0.7

7.90
mm

10.31
mm

7.90
mm

0.00
mm

12.19
mm

17.91
mm

#2 Phillips

7.92
mm

7.87
mm

PFC4M-M4-72-U

M4 x 0.7

7.90
mm

10.31
mm

11.10
mm

3.20
mm

12.19
mm

17.91
mm

#2 Phillips

7.92
mm

7.87
mm

PFC4M-M4-94-U

M4 x 0.7

7.90
mm

10.31
mm

14.30
mm

6.40
mm

12.19
mm

17.91
mm

#2 Phillips

7.92
mm

7.87
mm

PFC4M-M5-50-U

M5 x 0.8

8.72
mm

11.10
mm

7.90
mm

0.00
mm

12.45
mm

17.91
mm

#2 Phillips

8.74
mm

8.63
mm

PFC4M-M5-72-U

M5 x 0.8

8.72
mm

11.10
mm

3.20
mm

12.45
mm

17.91
mm

#2 Phillips

8.74
mm

8.63
mm

PFC4M-M5-94-U

M5 x 0.8

8.72
mm

11.10
mm

14.30
mm

6.40
mm

12.45
mm

17.91
mm

#2 Phillips

8.74
mm

8.63
mm

Series PFC4LSM-U

Series PFC4LSM-U / American Standard Sizes
• "A" (Shank) Max.- 0.060" • Min. Sheet Thickness- 0.060" • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4LSM-U American Standard Sizes (SAE)

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4LSM-440-40-U

4-40

0.264"

0.344"

0.250"

0.000"

0.370"

0.540"

Torx®/Slot Combination

0.265"

0.250"

PFC4LSM-440-62-U

4-40

0.264"

0.344"

0.375"

0.125"

0.370"

0.540"

Torx®/Slot Combination

0.265"

0.250"

PFC4LSM-632-40-U

6-32

0.280"

0.375"

0.250"

0.000"

0.380"

0.540"

Torx®/Slot Combination

0.281"

0.280"

PFC4LSM-632-62-U

6-32

0.280"

0.375"

0.125"

0.380"

0.540"

Torx®/Slot Combination

0.281"

0.280"

PFC4LSM-632-84-U

6-32

0.280"

0.375"

0.500"

0.250"

0.380"

0.540"

Torx®/Slot Combination

0.281"

0.280"

PFC4LSM-832-50-U

8-32

0.311"

0.406"

0.312"

0.000"

0.480"

0.705"

Torx®/Slot Combination

0.312"

0.310"

PFC4LSM-832-72-U

8-32

0.311"

0.406"

0.437"

0.125"

0.480"

0.705"

Torx®/Slot Combination

0.312"

0.310"

PFC4LSM-832-94-U

8-32

0.311"

0.406"

0.562"

0.250"

0.480"

0.705"

Torx®/Slot Combination

0.312"

0.310"

PFC4LSM-032-50-U

10-32

0.343"

0.437"

0.312"

0.000"

0.490"

0.705"

Torx®/Slot Combination

0.344"

0.340"

PFC4LSM-032-72-U

10-32

0.343"

0.437"

0.125"

0.490"

0.705"

Torx®/Slot Combination

0.344"

0.340"

PFC4LSM-032-94-U

10-32

0.343"

0.437"

0.562"

0.250"

0.490"

0.705"

Torx®/Slot Combination

0.344"

0.340"

Series PFC4LSM-U / Metric Sizes
• "A" (Shank) Max.- 1.53 mm • Min. Sheet Thickness- 1.53 mm • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4LSM-U Metric Sizes

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4LSM-M3-40-U

M3 x 0.5

6.71
mm

8.74
mm

6.40
mm

0.00
mm

9.40
mm

13.72
mm

Torx®/Slot Combination

6.73
mm

6.35
mm

PFC4LSM-M3-62-U

M3 x 0.5

6.71
mm

8.74
mm

9.50
mm

3.20
mm

9.40
mm

13.72
mm

Torx®/Slot Combination

6.73
mm

6.35
mm

PFC4LSM-M4-50-U

M4 x 0.7

7.90
mm

10.31
mm

7.90
mm

0.00
mm

12.19
mm

17.91
mm

Torx®/Slot Combination

7.92
mm

7.87
mm

PFC4LSM-M4-72-U

M4 x 0.7

7.90
mm

10.31
mm

11.10
mm

3.20
mm

12.19
mm

17.91
mm

Torx®/Slot Combination

7.92
mm

7.87
mm

PFC4LSM-M4-94-U

M4 x 0.7

7.90
mm

10.31
mm

14.30
mm

6.40
mm

12.19
mm

17.91
mm

Torx®/Slot Combination

7.92
mm

7.87
mm

PFC4LSM-M5-50-U

M5 x 0.8

8.72
mm

11.10
mm

7.90
mm

0.00
mm

12.45
mm

17.91
mm

Torx®/Slot Combination

8.74
mm

8.63
mm

PFC4LSM-M5-72-U

M5 x 0.8

8.72
mm

11.10
mm

3.20
mm

12.45
mm

17.91
mm

Torx®/Slot Combination

8.74
mm

8.63
mm

PFC4LSM-M5-94-U

M5 x 0.8

8.72
mm

11.10
mm

14.30
mm

6.40
mm

12.45
mm

17.91
mm

Torx®/Slot Combination

8.74
mm

8.63
mm

Series PFC4LM-U

Series PFC4LM-U / American Standard Sizes
• "A" (Shank) Max.- 0.060" • Min. Sheet Thickness- 0.060" • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4LM-U American Standard Sizes (SAE)

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4LM-440-40-U

4-40

0.264"

0.344"

0.250"

0.000"

0.370"

0.540"

Torx® /
Torx Plus®

0.265"

0.250"

PFC4LM-440-62-U

4-40

0.264"

0.344"

0.375"

0.125"

0.370"

0.540"

Torx® /
Torx Plus®

0.265"

0.250"

PFC4LM-632-40-U

6-32

0.280"

0.375"

0.250"

0.000"

0.380"

0.540"

Torx® /
Torx Plus®

0.281"

0.280"

PFC4LM-632-62-U

6-32

0.280"

0.375"

0.125"

0.380"

0.540"

Torx® /
Torx Plus®

0.281"

0.280"

PFC4LM-632-84-U

6-32

0.280"

0.375"

0.500"

0.250"

0.380"

0.540"

Torx® /
Torx Plus®

0.281"

0.280"

PFC4LM-832-50-U

8-32

0.311"

0.406"

0.312"

0.000"

0.480"

0.705"

Torx® /
Torx Plus®

0.312"

0.310"

PFC4LM-832-72-U

8-32

0.311"

0.406"

0.437"

0.125"

0.480"

0.705"

Torx® /
Torx Plus®

0.312"

0.310"

PFC4LM-832-94-U

8-32

0.311"

0.406"

0.562"

0.250"

0.480"

0.705"

Torx® /
Torx Plus®

0.312"

0.310"

PFC4LM-032-50-U

10-32

0.343"

0.437"

0.312"

0.000"

0.490"

0.705"

Torx® /
Torx Plus®

0.344"

0.340"

PFC4LM-032-72-U

10-32

0.343"

0.437"

0.125"

0.490"

0.705"

Torx® /
Torx Plus®

0.344"

0.340"

PFC4LM-032-94-U

10-32

0.343"

0.437"

0.562"

0.250"

0.490"

0.705"

Torx® /
Torx Plus®

0.344"

0.340"

Series PFC4LM-U / Metric Sizes
• "A" (Shank) Max.- 1.53 mm • Min. Sheet Thickness- 1.53 mm • Sheet Hardness- HRB 70 / HB 125 or Less • Retainer Material- 400 Series Stainless Steel • Screw Material- 400 Series Stainless Steel • Spring Material- 300 Series Stainless Steel • Mil-Spec- N/A STANDARD FINISH • Retainer Finish- Passivated per ASTM A380 • Screw Finish- Passivated per ASTM A380
	Series PFC4LM-U Metric Sizes

Part
Number

Thread

"C"
Max.

"E"

"G"

"P"

"T1"
Max.

"T2"
Nom.

Driver
Type

Hole
in Sheet

Min.
Distance
to Edge

PFC4LM-M3-40-U

M3 x 0.5

6.71
mm

8.74
mm

6.40
mm

0.00
mm

9.40
mm

13.72
mm

Torx® /
Torx Plus®

6.73
mm

6.35
mm

PFC4LM-M3-62-U

M3 x 0.5

6.71
mm

8.74
mm

9.50
mm

3.20
mm

9.40
mm

13.72
mm

Torx® /
Torx Plus®

6.73
mm

6.35
mm

PFC4LM-M4-50-U

M4 x 0.7

7.90
mm

10.31
mm

7.90
mm

0.00
mm

12.19
mm

17.91
mm

Torx® /
Torx Plus®

7.92
mm

7.87
mm

PFC4LM-M4-72-U

M4 x 0.7

7.90
mm

10.31
mm

11.10
mm

3.20
mm

12.19
mm

17.91
mm

Torx® /
Torx Plus®

7.92
mm

7.87
mm

PFC4LM-M4-94-U

M4 x 0.7

7.90
mm

10.31
mm

14.30
mm

6.40
mm

12.19
mm

17.91
mm

Torx® /
Torx Plus®

7.92
mm

7.87
mm

PFC4LM-M5-50-U

M5 x 0.8

8.72
mm

11.10
mm

7.90
mm

0.00
mm

12.45
mm

17.91
mm

Torx® /
Torx Plus®

8.74
mm

8.63
mm

PFC4LM-M5-72-U

M5 x 0.8

8.72
mm

11.10
mm

3.20
mm

12.45
mm

17.91
mm

Torx® /
Torx Plus®

8.74
mm

8.63
mm

PFC4LM-M5-94-U

M5 x 0.8

8.72
mm

11.10
mm

14.30
mm

6.40
mm

12.45
mm

17.91
mm

Torx® /
Torx Plus®

8.74
mm

8.63
mm

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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