Part Number
Part Number:
NSN:
NIIN:
Item Name:
COUPLING , MAIN DRIVESHAFT
CAGE Information
| Code | Company |
|---|---|
| 15052 | VARD NEWPORT |
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,AMS 6475 REMELTED TO BELL SPEC 299-947-042,CADMIUM-PLATED QQ-P-416 CLASS 2 TYPE 2,CASEHARDENED SPLINE TEETH,DIM.,2.200 IN. MIN,2.205 IN. MAX O/A LG,4.812 IN. NOM LEFT AND RIGHT FLANGE OD,0.165 IN. NOM LEFT AND RIGHT FLANGE THK,3.620 IN. NOM BODY OD,ID INVOLUTE SPLINE DATA,28 TEETH,9 DIAMETRAL PITCH,25.0 DEG PRESSURE ANGLE,0.34910 IN. CIRCULAR PITCH,3.1111 IN. PITCH DIA,2.977 IN. MIN,2.982 IN. MAX MINOR DIA,3.3470 IN. MIN,3.3485 IN. MAX MAJOR DIA,LEFT SIDE FLANGE DRILLED W/12 EQUALLY SPACED HOLES 0.268 IN. DIA ON 4.250 IN. BOLT CIRCLE DIA,RIGHT SIDE FLANGE DRILLED W/4 EQUALLY SPACED HOLES 0.268 IN. DIA ON 4.250 IN. BOLT CIRCLE DIA |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,AMS 6475 REMELTED TO BELL SPEC 299-947-042,CADMIUM-PLATED QQ-P-416 CLASS 2 TYPE 2,CASEHARDENED SPLINE TEETH,DIM.,2.200 IN. MIN,2.205 IN. MAX O/A LG,4.812 IN. NOM LEFT AND RIGHT FLANGE OD,0.165 IN. NOM LEFT AND RIGHT FLANGE THK,3.620 IN. NOM BODY OD,ID INVOLUTE SPLINE DATA,28 TEETH,9 DIAMETRAL PITCH,25.0 DEG PRESSURE ANGLE,0.34910 IN. CIRCULAR PITCH,3.1111 IN. PITCH DIA,2.977 IN. MIN,2.982 IN. MAX MINOR DIA,3.3470 IN. MIN,3.3485 IN. MAX MAJOR DIA,LEFT SIDE FLANGE DRILLED W/12 EQUALLY SPACED HOLES 0.268 IN. DIA ON 4.250 IN. BOLT CIRCLE DIA,RIGHT SIDE FLANGE DRILLED W/4 EQUALLY SPACED HOLES 0.268 IN. DIA ON 4.250 IN. BOLT CIRCLE DIA |