NSN 4920-01-439-0669
Part Details | AIRCRAFT ENGINE MAINTENANCE MACHINING FIXTURE
4920-01-439-0669 A fixture designed to hold aircraft engine or auxiliary power unit individual parts, subassemblies, or assemblies in position for machining to design tolerances during modification or repair.
Alternate Parts: 3R1295G01, 4920-01-439-0669, 01-439-0669, 4920014390669, 014390669
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 49 | NOV 26, 1996 | 01-439-0669 | 52377 ( FIXTURE, MACHINING, AIRCRAFT ENGINE MAINTENANCE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4920-01-439-0669
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3R1295G01 | 07482 | GENERAL ELECTRIC COMPANYDBA GE |
Technical Data | NSN 4920-01-439-0669
| Characteristic | Specifications |
|---|---|
| FUNCTIONAL DESCRIPTION | USED DURING REPAIR OF THE FAN ROTOR REAR SHAFT WHEN MACHINING OF THE FRONT AND REAR PILOT DIAMETERS AND RESTRAINS THE SHAFT AT THE FLANGED END FOR THE IN-PROCESS MACHINING TO ENLARGE THE PILOT DIAMETERS, PRIOR TO THERMAL SPRAY BUILD-UP, AND SUBSEQUENT FINAL MACHINING TO REQUIRED DIMENSIONS |
| REFERENCE DATA AND LITERATURE | CONTRACT F33657-95-C-0055, SERD 6012 |
| NOMINAL OVERALL LENGTH | 16.500 INCHES |
| NOMINAL OVERALL WIDTH | 16.500 INCHES |
| NOMINAL OVERALL HEIGHT | 1.500 INCHES |
| SPECIAL FEATURES | SERD ITEM NAME=FIXTURE MACHINING FAN AFT SHAFT; C/O A TOOL STEEL PLATE WITH A SERIES OF PILOT DIAMETERS TURNED INTO RINGS FOR ACCURATELY MOUNTING AND LOCATING FAN ROTOR SHAFTS; 13 0.250-20 UNC-A 0.75 LONG SOCKET HEAD CAP SCREWS AND 13 0.25 FLAT WASHERS |
| END ITEM IDENTIFICATION | F118-GE-100 ENGINE |