| MRC |
Requirement Statement |
Characteristics |
| CFFN |
WORM THREAD SECTION LENGTH |
4.250 INCHES NOMINAL |
| ABHP |
OVERALL LENGTH |
20.875 INCHES NOMINAL |
| CFFB |
WORM THREAD QUANTITY |
3 |
| CFGJ |
INVOLUTE SPLINE QUANTITY |
16 FIRST END, FOURTH PORTION |
| CFGK |
INVOLUTE SPLINE PRESSURE ANGLE IN DEG |
25.0 FIRST END, FOURTH PORTION |
| CFFY |
STRAIGHT UNTHREADED SECTION DIAMETER |
2.125 INCHES NOMINAL FIRST END, FIRST PORTION 1.5749 INCHES MINIMUM FIRST END, SECOND PORTION 1.5753 INCHES MAXIMUM FIRST END, SECOND PORTION 1.499 INCHES MINIMUM FIRST END, THIRD PORTION 1.500 INCHES MAXIMUM FIRST END, THIRD PORTION 2.125 INCHES NOMINAL SECOND END, FIRST PORTION 1.5749 INCHES MINIMUM SECOND END, SECOND PORTION 1.5753 INCHES MAXIMUM SECOND END, SECOND PORTION 1.485 INCHES MINIMUM SECOND END, THIRD PORTION 1.495 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFFC |
WORM THREAD LEAD |
2.2323 INCHES NOMINAL |
| CFFK |
WORM OUTSIDE DIAMETER |
2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM |
| CFFD |
WORM THREAD DIRECTION |
RIGHT-HAND |
| CFGM |
INVOLUTE SPLINE LENGTH |
2.188 INCHES NOMINAL FIRST END, FOURTH PORTION |
| CFFG |
WORM HELIX ANGLE |
15 DEG 8 MIN 47.10 SEC |
| CFFW |
SHAFT LOCATION |
BOTH ENDS OF WORM |
| MATL |
MATERIAL |
STEEL,B50R214,CLASS D,GENERAL ELECTRIC CO |
| AAHN |
END SIMILARITY |
NOT IDENTICAL |
| CFFX |
STRAIGHT UNTHREADED LENGTH |
3.125 INCHES NOMINAL FIRST END, FIRST PORTION 1.063 INCHES NOMINAL FIRST END, SECOND PORTION 0.813 INCHES NOMINAL FIRST END, THIRD PORTION 3.250 INCHES NOMINAL SECOND END, FIRST PORTION 1.750 INCHES NOMINAL SECOND END, SECOND PORTION 4.438 INCHES NOMINAL SECOND END, THIRD PORTION |
| CFFQ |
WORM BODY TAPERED BEARING SURFACE END |
NOT PROVIDED |
| CFGL |
INVOLUTE SPLINE PITCH DIAMETER |
1.3330 INCHES NOMINAL FIRST END, FOURTH PORTION |
| CFFM |
SHAFT HARDNESS RATING |
C SCALE,41 TO 45 |
| CFFF |
WORM PRESSURE ANGLE IN DEG |
24.217 |
| CFFP |
WORM BODY LENGTH |
20.875 INCHES NOMINAL |
| CFFL |
WORM PITCH DIAMETER |
2.625 INCHES NOMINAL |
| CFFZ |
UNTHREADED SECTION KEYWAY WIDTH |
0.3700 INCHES MINIMUM SECOND END, THIRD PORTION 0.3720 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFGB |
UNTHREADED SECTION KEYWAY DEPTH |
0.188 INCHES NOMINAL SECOND END, THIRD PORTION |
| BYFR |
TEETH HARDNESS RATING |
C SCALE,41 TO 45 |
