| MATERIAL | STEEL COMP 4140 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OR |
| PHOSPHATE ZINC OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,CL3 MIL STD ALL TREATMENT RESPONSES OVERALL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 48 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR |
| QUALITY NUMBER 11 |
| STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |
| PITCH DIAMETER | 3.0000 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 0.615 INCHES |
| NOMINAL OUTSIDE DIAMETER | 3.115 INCHES |
| FACE NOMINAL WIDTH | 0.210 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.405 INCHES FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.050 INCHES SECOND END |
| BORE STYLE | D BOTH ENDS |
| NOMINAL RADIUS | 0.295 INCHES BOTH ENDS |
| NOMINAL DISTANCE FROM FLAT TO RADIAL CENTER | 0.224 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| PLAIN SECOND END |
| HUB NOMINAL DIAMETER | 0.760 INCHES SECOND END |
| END NOMINAL LENGTH | 0.045 INCHES FIRST END |
| END NOMINAL DIAMETER | 0.900 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.360 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 2.610 INCHES FIRST END |
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 5 PLAIN AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.196 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.408 INCHES AXIALLY THROUGH BODY, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 05606 |
| DESIGN CONTROL REFERENCE | 117D2102-2 |