| APERTURE WIDTH | 1.750 INCHES NOMINAL |
| BOLT HOLE QUANTITY | 6 |
| COLOR | TAN |
| HARDNESS RATING | 40.0 ROCKWELL C MAXIMUM |
| LARGEST BOLT HOLE DIAMETER | 0.650 INCHES NOMINAL |
| LARGEST BOLT HOLE QUANTITY | 3 |
| MATERIAL DOCUMENT AND CLASSIFICATION | SPEC MIL-DTL-12560 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SPACER, CROWS |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 6.500 INCHES NOMINAL |
| OVERALL HEIGHT | 2.500 INCHES NOMINAL |
| OVERALL THICKNESS | 2.500 INCHES NOMINAL |
| SMALLEST BOLT HOLE DIAMETER | 0.500 INCHES NOMINAL |
| SMALLEST BOLT HOLE QUANTITY | 3 |
| SPECIAL FEATURES | STEEL IS ARMOR, STEEL, ROLLED HOMOGENEOUS, CLASS 1; SMALL BOLT HOLES ARE 0.500-13 UNC 2B THREADED HOLES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FED-STD-595 FED STD SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | PAINT |