Part Number
Part Number:
NSN:
NIIN:
Item Name:
CAP , 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 | MAGNESIUM ALLOY QQ-M-56 COMP AZ63 COND HTA OR COMP AZ92 COND HTA ORQQ-M-55 COMP AZ92 COND HTA,SURFACE TREATMENT,TYPE 3 MIL-M-3171,WASH PRIMERMIL-C-8514,EPOXY POLYAMIDE PRIMER MIL-P-23377,DIM.,4.000 IN. NOM OD,4.625IN. MIN,4.635 IN. MAX FLANGE OD BY 0.406 IN. NOM FLANGE W,1.125 IN. NOM O/ALG,4.000 IN. NOM ID ON FLANGE SIDE,2.125 IN. NOM ID LEFT SIDE,2.249 IN. MIN,2.251 IN. MAX DIA COUNTERBORE ID BY 0.250 IN. DEEP,0.343 IN. NOM WALLTHICKNESS,INSIDE LEFT AND OUTSIDE RIGHT CORNERS CHAMFERED 0.625 IN. LG BY 38DEG LOCATED FROM 2.750 TO 4.000 IN. DIA ON OD AND 2.500 TO 4.000 IN. DIA ONID,ONE HOLE 0.3281 IN. DIA DRILLED THRU CHAMFERED SIDE 0.500 IN. FROM TOPAND TAPPED W/1/8-27 AMPT THREADS,FLANGE OD CENTER-GROOVED 0.1875 IN. W BY4.253 IN. DIA,FLUORESCENT PENETRANT INSPECTED,MIL-I-6866 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | MAGNESIUM ALLOY QQ-M-56 COMP AZ63 COND HTA OR COMP AZ92 COND HTA ORQQ-M-55 COMP AZ92 COND HTA,SURFACE TREATMENT,TYPE 3 MIL-M-3171,WASH PRIMERMIL-C-8514,EPOXY POLYAMIDE PRIMER MIL-P-23377,DIM.,4.000 IN. NOM OD,4.625IN. MIN,4.635 IN. MAX FLANGE OD BY 0.406 IN. NOM FLANGE W,1.125 IN. NOM O/ALG,4.000 IN. NOM ID ON FLANGE SIDE,2.125 IN. NOM ID LEFT SIDE,2.249 IN. MIN,2.251 IN. MAX DIA COUNTERBORE ID BY 0.250 IN. DEEP,0.343 IN. NOM WALLTHICKNESS,INSIDE LEFT AND OUTSIDE RIGHT CORNERS CHAMFERED 0.625 IN. LG BY 38DEG LOCATED FROM 2.750 TO 4.000 IN. DIA ON OD AND 2.500 TO 4.000 IN. DIA ONID,ONE HOLE 0.3281 IN. DIA DRILLED THRU CHAMFERED SIDE 0.500 IN. FROM TOPAND TAPPED W/1/8-27 AMPT THREADS,FLANGE OD CENTER-GROOVED 0.1875 IN. W BY4.253 IN. DIA,FLUORESCENT PENETRANT INSPECTED,MIL-I-6866 |