Recommended Hole Preparation

Pull-Type & Stump-Type
Data for LGPL18SC, LGPL2SP, LGPL4SC & LGPL4SP Fasteners
 


Fastener
Diameter

Interference fit
hole size

Transition fit
hole size

Clearance fit
hole size

100° Countersink
(A) Diameter
LGPL18SC

100° Countersink
(A) Diameter
LGPL4SC

5/32 (05)

.1595 /.1625

.1610 /.1640

.1635 /.1665

.265 /.260

.283/.278

3/16 (060

.1845 /.1875

.1870 /.1900

.1895 /.1925

.305 /.300

.328/.317

1/4 (08)

.2445 /.2475

.2470 /.2500

.2495 /.2525

.399 /.393

.428/.422

5/16 (10)

.3070 /.3100

.3090 /.3130

.3120 /.3150

.479 /.472

.536/.529

3/8 (12)

.3695 /.3735

.3710 /.3750

.3745 /.3775

.566 /.559

.642/.635

7/16 (140

.4320 / .4350

.4340 / .4380

.4370 / .4400

.678 / .670

.743/.735