Part Number
Part Number:
NSN:
NIIN:
Item Name:
INNER SPACER , MAIN ROTOR
CAGE Information
| Code | Company |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
HELICOPTER ROTOR BLADES, DRIVE M
Inclusions:
INCLUDES HELICOPTER DYNAMIC COMPONENTS AND SPECIALLY DESIGNED PARTS THAT TRANSMIT POWER FROM THE AIRCRAFT POWER PLANT TO THE ROTARY WING AND ROTARY RUDDER. ALSO INCLUDED IN THIS CLASS ARE ROTORS; BLADES; ROTOR BLADE, TRIM, TABS; BLADE SETS; YOKES; CLUTCHES AND TRANSMISSIONS.
Exclusions:
EXCLUDES PROPELLERS (FSC 1610); ROTOR BRAKE SYSTEMS COMPONENTS (FSC 1630); ROTOR BLADE HYDRAULIC FOLDING SYSTEM COMPONENTS (FSC 1650); HYDRAULIC SERVO SYSTEM COMPONENTS (FSC 1650).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,MIL-S-5000 COMP 4340 COND C,SHAPE,CYLINDER,FLANGED,DIM.,5.500 IN. MIN,5.501 IN. MAX O/A LG,3.500 IN. NOM FLANGE OD,0.685 IN. MIN,0.688 IN. MAX FLANGE W,2.1255 IN. MIN,2.1260 IN. MAX ID,2.4995 IN. MIN,2.5000 IN. MAX OD,2.4375-16 CLASS 3A THREADS ON LEFT END OD BY 0.750 IN. LG,FOUR EQUALLY SPACED KEYWAYS ON LEFT END THREADS 0.3125 IN. W BY 0.0887 IN. DEEP,TWELVE 0.437 IN. DIA HOLES DRILLED IN FLANGE FACE 0.450 IN. DEEP ON 2.825 IN. DIA BOLT CIRCLE,ITEM USED ON MAIN ROTOR HINGE ASSEMBLY |