UNIFIED

Thread Size

Type

Thread Code

Shank Code

A
(Shank)
+.002

Min.Sheet Thickness

Hole Size In Sheet
+.003

C
±.003

E
±.010

B
±.005

G
±.025

P
±.016

H
±.005

T1
Max.

T2
Nom.

Steel

Stainless Steel

.112-40(#4-40)

PFS3

PFC3

440

40

.041

.031

.187

.183

.280

.250

.180

.000

.090

.370

.540

.138-32(#6-32)

PFS3

PFC3

632

40

.070

.058

.213

.209

.310

.280

.210

.010

.100

.380

.580

METRIC

Thread Size

Type

Thread Code

Shank Code

A
(Shank)
±0.05

Min.Sheet Thickness

Hole Size In Sheet
+0.08

C
±0.08

E
±0.25

B
±0.13

G
±0.64

P
±0.4

H
±0.13

T1
Max.

T2
Nom.

Steel

Stainless Steel

M3X0.5

PFS3

PFC3

M3

40

1.0

0.8

4.8

4.6

7.0

6.35

4.5

0

2.2

9.5

14.0