| MATERIAL | STEEL COMP 303 OR | 
 | STEEL COMP 304 OR | 
 | STEEL COMP 321 OVERALL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| CENTER HOLE SHAPE STYLE | ROUND | 
| HOLE DIAMETER | 10.5 MILLIMETERS MINIMUM AND | 
 | 10.9 MILLIMETERS MAXIMUM | 
| PERIPHERAL SHAPE STYLE | ROUND | 
| OVERALL DIAMETER | 17.6 MILLIMETERS MINIMUM AND | 
 | 18.0 MILLIMETERS MAXIMUM | 
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | 
| THICKNESS | 1.3 MILLIMETERS MINIMUM AND | 
 | 1.7 MILLIMETERS MAXIMUM | 
| SPECIFICATION/STANDARD DATA | 81205-BACW10CW PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | 
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |