| CONCAVE WORM THROAT CURVATURE RADIUS | 1.541 INCHES NOMINAL |
| CONCAVE WORM THROAT DIAMETER | 12.227 INCHES NOMINAL |
| END SIMILARITY | IDENTICAL |
| FSC APPLICATION DATA | WINCH,DRUM |
| OVERALL LENGTH | 23.000 INCHES NOMINAL |
| MATERIAL | STEEL |
| SHAFT HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| SPECIAL FEATURES | DRILLED AND THD HOLE IN KEYWAY END OF SHAFT 1-1/8 IN. LG DRILLED HOLE 1/2-20 NF THD SIZE TO 7/8 IN. DEEPG25 MICROINCH RMS SHAFT CENTER,60 MICROINCH RMSSHAFT OUTER ENDS,160 MICROINCH |
| UNTHREADED SECTION KEYWAY DEPTH | 0.249 INCHES NOMINAL FIRST END |
| UNTHREADED SECTION KEYWAY WIDTH | 0.4360 INCHES NOMINAL FIRST END |
| UNTHREADED SECTION PIN HOLE DIAMETER | 0.6240 INCHES NOMINAL FIRST END |
| WORM BODY LENGTH | 11.962 INCHES MINIMUM AND 11.977 INCHES MAXIMUM |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| WORM HELIX ANGLE | 5 DEG 40 MIN |
| WORM OUTSIDE DIAMETER | 4.616 INCHES MINIMUM AND 4.618 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 3.850 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM PRESSURE ANGLE IN DEG | 27.500 |
| WORM THREAD LEAD | 1.200 INCHES NOMINAL |
| WORM THREAD QUANTITY | 1 |
| WORM THREAD SECTION LENGTH | 3.750 INCHES NOMINAL |
| STRAIGHT UNTHREADED LENGTH | 1.375 INCHES NOMINAL BOTH ENDS FIRST PORTION |
| STRAIGHT UNTHREADED LENGTH | 1.8906 INCHES NOMINAL BOTH ENDS SECOND PORTION |
| STRAIGHT UNTHREADED LENGTH | 2.250 INCHES NOMINAL BOTH ENDS THIRD PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.748 INCHES MINIMUM AND 1.750 INCHES MAXIMUM BOTH ENDS THIRD PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 2.3615 INCHES MINIMUM AND 2.3625 INCHES MAXIMUM BOTH ENDS FIRST PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM BOTH ENDS SECOND PORTION |
| TEETH HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |