UNIFIED

Thread Size

Type

Thread Code

Shank Code

A
(Shank)
Max.

Min.Sheet Thickness

Hole Size In Sheet
+.003

C
±.003

E
±.010

B
±.005

G
±.025

P
±.016

H
±.025

T1
Max.

T2
Nom.

Steel

Stainless Steel

.112-40(#4-40)

PFS4

PFC4

440

40

.036

.036

.219

.217

.280

.250

.170

.000

.090

.370

.540

62

.230

.060

.138-32(#6-32)

PFS4

PFC4

632

40

.036

.036

.250

.247

.310

.280

.200

.000

.100

.410

.610

62

.260

.060

METRIC

Thread Size

Type

Thread Code

Shank Code

A
(Shank)
Max.

Min.Sheet Thickness

Hole Size In Sheet
+0.08

C
±0.25

E
±0.25

B
±0.13

G
±0.64

P
±0.4

H
±0.13

T1
Max.

T2
Nom.

Steel

Stainless Steel

M3X0.5

PFS4

PFC4

M3

40

0.9

0.9

5.56

5.5

7.0

6.35

4.3

0

2.2

9.4

14.0

62

5.8

1.5