Part Number
Part Number:
NSN:
NIIN:
Item Name:
HOUSING , QUILL , TAIL ROTOR
CAGE Information
| Code | Company |
|---|---|
| 81996 | U S ARMY AVIATION AND MISSILE COMMAN |
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 | ALUMINUM ALLOY QQ-A-268 COMP 2024-T4,ANODIZED BPS FW4001,SHAPE CYLINDRICAL HOUSING W/TRIANGULAR FLANGE,DIM.,3.125 IN. NOM O/A LG,3.100 IN. NOM FLANGE OD,0.160 IN. NOM FLANGE THK,1.500 IN. NOM FLANGE ID BY 1.640 IN. LG W/IDCOUNTERBORED TO 1.6540 IN. DIA BY 0.675 IN. LG,0.875 IN. LEFT END OD BY 1.385 IN. LG,LEFT END ID INVOLUTE SPLINE DATA,FLAT ROOT SLIDING A FIT,22 TEETH 1.385 IN. LG,32/64 DIAMETRAL PITCH,30.0 DEG PRESSURE ANGLE,0.6875 IN. PITCH DIA,0.6563 IN. MIN,0.6578 IN. MAX MINOR DIA,0.7290 IN. MIN,0.7371 IN. MAX MAJOR DIA,FOUR HOLES 0.250 IN. DIA EQUALLY SPACED ON OD 1.100 IN. FROM FLANGE END,THREE EQUALLY SPACED MOUNTING HOLES 0.283 IN. DIA ON FLANGE ON 2.500 IN.DIA BOLT CIRCLE,FLANGE SIDES CUT AT 30.0 DEG ANGLE,ITEM USED ON TAIL ROTOR |