| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| FEATURES PROVIDED | CASEHARDENED |
| HOLE DIAMETER | 51.10 MILLIMETERS MINIMUM AND 51.50 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS 1449 PART 1 CS70 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SPACING WASHER |
| PERIPHERAL SHAPE STYLE | ROUND |
| OVERALL DIAMETER | 75.50 MILLIMETERS MINIMUM AND 76.50 MILLIMETERS MAXIMUM |
| THICKNESS | 1.35 MILLIMETERS MINIMUM AND 1.45 MILLIMETERS MAXIMUM |