SQUARE PAN                                                                   IFI

Nominal Size

Head Height(H)

Head Radius

Recess Square(M)

Recess Depth(T)

Driver Size

Penetration Gaging Depth(P)

Max

Min

Min

Max

Min

Max

Min

Max

Min

3

.078

.067

.010

.071

.0696

.073

.063

0

.038

.032

4

.086

.075

.010

.071

.0696

.073

.063

0

.038

.032

5

.095

.083

.015

.091

.090

.113

.105

1

.065

.057

6

.103

.091

.015

.091

.090

.113

.105

1

.065

.057

7

.111

.099

.015

.091

.090

.113

.105

1

.065

.057

8

.120

.107

.015

.1126

.111

.140

.119

2

.075

.065

10

.137

.123

.020

.1126

.111

.140

.119

2

.075

.065

12

.153

.139

.025

.133

.1315

.165

.155

3

.095

.085

1/4

.175

.160

.035

.133

.1315

.165

.155

3

.095

.085

5/16

.216

.198

.040

.191

.1895

.201

.191

4

.100

.090

3/8

.256

.237

.040

.191

.1895

.201

.191

4

.100

.090