Gr. C (Stover) Lock Nuts

Nominal Size

Width Across Flats(T)

Overall Thickness(W)

Hex Height(B)

Nom

Max

Min

Max

Min

Min

1/4

7/16

.4385

.428

.226

.212

.145

5/16

1/2

.5020

.489

.273

.258

.166

3/8

9/16

.5645

.551

.337

.320

.198

7/16

11/16

.6895

.675

.385

.365

.223

1/2

3/4

.7520

.736

.448

.427

.262

9/16

7/8

.8770

.861

.496

.473

.286

5/8

15/16

.9395

.922

.559

.535

.329

3/4

1-1/8

1.1270

1.088

.665

.617

.382

7/8

1-5/16

1.3145

1.2690

.776

.724

.450

1

1-1/2

1.5020

1.4500

.887

.831

.513