Part Number
Part Number:
NSN:
NIIN:
Item Name:
BLOCK ASSY , BLADE
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 | ALUMINUM ALLOY QQ-A-270 COMP 6061-T6,ANODIZED MIL-A-8625 BLOCK,STEEL MIL-S-18729 COMP 4130 COND N,CADMIUM-PLATED QQ-P-416 PLATE,BLOCK DIM.,7.000 IN. NOM LG,2.673 IN. NOM HT,2.178 IN. NOM BASE WIDTH W/SIDES TAPERED TO 1.805 IN. W AT 1.336 IN. FROM TOP,1.072 IN. WIDE BY 1.218 IN. LG TOP CENTER SECTION WITH TOP ROUNDED BY 0.536 IN. RADIUS,LEFT SIDE OF BLOCK NOTCHED 0.560 IN. WIDE BY 1.000 IN. DEEP,PLATE DIM.,1.072 IN. NOM W,0.875 IN. NOM HT,0.125 IN.NOM THK,TOP ROUNDED BY 0.536 IN. RADIUS,PLATED SECURED TO NOTCHED BLOCK BY FM1000 ADHESIVE,ITEM USED ON MAIN ROTOR BLADE |