National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
WORM SHAFT
Definition:
A DRIVE SHAFT HAVING HELICAL THREAD(S) ON A PORTION OF ITS OUTER SURFACE, MACHINED BEARING SURFACE(S) AND FACILITIES FOR DRIVING (OTHER THAN A HUB) ON ONE OR BOTH ENDS OF SHAFT. DESIGNED TO MATE WITH A CAM, GEAR SECTOR, WORM WHEEL, ETC. INCLUDES ITEMS WITH BEARINGS. EXCLUDES ITEMS HAVING MORE THAN ONE WORM COMPLEMENT OF HELICAL THREADS, ITEMS WITH A SEPARATE COMPLEMENT OF GEAR TEETH, AND GEAR, WORM.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 7189604 | 19204 | A | 3 | 2 | 5 | BF |
CAGE Information
| Code | Company |
|---|---|
| 19204 | ARMY UNITED STATES DEPARTMENT OF THE |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.719 INCHES NOMINAL FIRST END, FIRST PORTION |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| CFQT | STRAIGHT SPLINE QUANTITY | 10 EITHER END |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.719 INCHES NOMINAL SECOND END, FIRST PORTION |
| FEAT | SPECIAL FEATURES | NO. 63 FINISH ON OD OF SECOND STEP,ON BOTH ENDS,ON SPLINE AND WORM TEETH SURFACES |
| CFFM | SHAFT HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATL | MATERIAL | STEEL |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.1880 INCHES NOMINAL FIRST END, SECOND PORTION |
| CFFL | WORM PITCH DIAMETER | 2.500 INCHES NOMINAL |
| ZZZV | FSC APPLICATION DATA | LAUNCHER,762-MM ROCKET,TRUCK MOUNTED,XM289 |
| AASA | THREAD LENGTH | 0.505 INCHES MAXIMUM FIRST END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.557 INCHES NOMINAL SECOND END, SECOND PORTION |
| AAUJ | SPLINE MAJOR DIAMETER | 1.116 INCHES MINIMUM SECOND END, THIRD PORTION |
| ABSC | SPLINE MINOR DIAMETER | 1.021 INCHES MINIMUM SECOND END, THIRD PORTION |
| CFFG | WORM HELIX ANGLE | 4 DEG 33 MIN. |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1814 INCHES MAXIMUM FIRST END, SECOND PORTION |
| BYFR | TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| ABSC | SPLINE MINOR DIAMETER | 1.022 INCHES MAXIMUM SECOND END, THIRD PORTION |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.438 INCHES NOMINAL FIRST END, FIRST PORTION |
| AAUJ | SPLINE MAJOR DIAMETER | 1.117 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1814 INCHES MAXIMUM SECOND END, SECOND PORTION |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF SECOND END, FOURTH PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.094 INCHES NOMINAL FIRST END, SECOND PORTION |
| CFFB | WORM THREAD QUANTITY | 1 |
| AASA | THREAD LENGTH | 0.495 INCHES MINIMUM FIRST END, THIRD PORTION |
| AASA | THREAD LENGTH | 0.948 INCHES NOMINAL SECOND END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1810 INCHES MINIMUM FIRST END, SECOND PORTION |
| ABRR | KEYWAY WIDTH | 0.188 INCHES NOMINAL FIRST END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1810 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFFK | WORM OUTSIDE DIAMETER | 2.8975 INCHES NOMINAL |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNS FIRST END, THIRD PORTION |
| CFFP | WORM BODY LENGTH | 3.563 INCHES NOMINAL |
| SURF | SURFACE TREATMENT | PHOSPHATE |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.625 INCHES NOMINAL FIRST END, SECOND PORTION |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND SECOND END, FOURTH PORTION |
| CFFD | WORM THREAD DIRECTION | LEFT-HAND |
| CFQP | THREADED SECTION PIN HOLE DIAMETER | 0.140 INCHES NOMINAL SECOND END, FOURTH PORTION |
| ABHP | OVERALL LENGTH | 8.875 INCHES NOMINAL |
| CFFC | WORM THREAD LEAD | 0.625 INCHES NOMINAL |
| CFQN | STRAIGHT SPLINE LENGTH | 1.245 INCHES NOMINAL SECOND END, THIRD PORTION |
| CFFN | WORM THREAD SECTION LENGTH | 3.188 INCHES NOMINAL |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |