| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.267 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.495 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FS1060-FS1080 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |