| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 1.260 INCHES MINIMUM AND 1.270 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS 1449 EN2A NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PERIPHERAL SHAPE STYLE | ROUND |
| OVERALL DIAMETER | 2.690 INCHES NOMINAL |
| SPECIAL FEATURES | NSN ETCHED IN 0.120 IN. H CHARACTERS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF-SPEC 29A CLASS I MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| THICKNESS | 0.031 INCHES MINIMUM AND 0.041 INCHES MAXIMUM |