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 |
|---|---|---|---|---|---|---|---|---|
| 7410251-9 | 53711 | A | 3 | 2 | C | ZZ | ||
| B831-9521-9 | 96169 | A | 5 | 2 | C | ZZ | ||
| 7410251 | 53711 | A | D | 9 | C | ZZ | ||
| 596-7410251-9 | 53711 | A | C | 1 | 6 | ZZ | AC |
CAGE Information
| Code | Company |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
| 96169 | ELECTRIC BOAT CORPORATION |
Federal Supply Class
Title
MISCELLANEOUS POWER TRANSMISSION
Inclusions:
INCLUDES SHAFTS AND SHAFTING; COLLARS; GEARSHAFTS; BALL JOINTS; ACTUATING CYLINDERS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFX | STRAIGHT UNTHREADED LENGTH | 4.195 INCHES NOMINAL FIRST END, SECOND PORTION |
| MATL | MATERIAL | COPPER ALLOY |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| CFFW | SHAFT LOCATION | ONE END OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.250 INCHES NOMINAL FIRST END, THIRD PORTION |
| CFFL | WORM PITCH DIAMETER | 1.1338 INCHES MINIMUM AND 1.1578 INCHES MAXIMUM |
| CFFG | WORM HELIX ANGLE | 2.4302 DEG |
| CFFP | WORM BODY LENGTH | 21.070 INCHES NOMINAL |
| CCKD | SECTION SHAPE | SQUARE FIRST END, FIRST PORTION |
| AGAV | END ITEM IDENTIFICATION | SEAWOLF CLASS SUBMARINE SSN 23, CARGO BAY LOADLINE EXTENSION GUIDE RAILSASSEMBLY. |
| CFFN | WORM THREAD SECTION LENGTH | 12.670 INCHES NOMINAL |
| CFFC | WORM THREAD LEAD | 0.166 INCHES NOMINAL |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.330 INCHES NOMINAL FIRST END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.450 INCHES NOMINAL FIRST END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.055 INCHES MINIMUM FIRST END, FIRST PORTION AND 1.059 INCHES MAXIMUM FIRST END, FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.000 INCHES NOMINAL FIRST END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.000 INCHES NOMINAL FIRST END, SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 2.125 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFB | WORM THREAD QUANTITY | 76 |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.748 INCHES MINIMUM SECOND END, FIRST PORTION AND 0.750 INCHES MAXIMUM SECOND END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 1.500 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFK | WORM OUTSIDE DIAMETER | 1.2417 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| FEAT | SPECIAL FEATURES | PART NAME BY CONTROLLING AGENCY: WORM SHAFT, ACME THREAD. NOTE: COAT ACME THREADS ON SHAFT WITH TERMALENE A-A-50433, PRIOR TO ASSEMBLY. |
| ABHP | OVERALL LENGTH | 21.070 INCHES NOMINAL |
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