Part Number
Part Number:
NSN:
NIIN:
Item Name:
HUB , BODY
Definition:
A CYLINDRICAL SHOULDER TYPE ITEM DESIGNED TO BE MOUNTED AND SECURED DIRECTLY ON A SHAFT OR AXLE TO POSITION AND RETAIN ON ITS BODY A GEAR(S), WHEEL(S), OR THE LIKE. ITEMS MUST HAVE A METHOD OF SECURING DIRECTLY TO THE SHAFT; HOWEVER, A PILOT HOLE DRILLED IN OR THROUGH THE WALL OF THE SHOULDER MAY BE CONSIDERED A METHOD OF SECURING; OR BY COMPRESSING THE SLOTTED HUB END ON THE SHAFT BY A HUB CLAMP, WHICH MAY OR MAY NOT BE INCLUDED. EXCLUDES BEARING, SLEEVE; BUSHING, SLEEVE; AND COLLAR, SHAFT.
CAGE Information
| Code | Company |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
MISCELLANEOUS POWER TRANSMISSION
Inclusions:
INCLUDES SHAFTS AND SHAFTING; COLLARS; GEARSHAFTS; BALL JOINTS; ACTUATING CYLINDERS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CZLK | DISTANCE FROM SECOND END HUB TO SHOULDER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | COMP 4130 FED SPEC SINGLE MATERIAL RESPONSE |
| ABNK | SHOULDER WIDTH | 0.100 INCHES NOMINAL |
| CZLJ | DISTANCE FROM FIRST END HUB TO SHOULDER | 0.770 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL |
| CZLH | SECOND END HUB OUTSIDE DIAMETER | 1.810 INCHES MINIMUM AND 1.811 INCHES MAXIMUM |
| AGPX | SHOULDER OUTSIDE DIAMETER | 3.312 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | 2ND END ID 1.552 IN.MIN,1.572 IN.MAX;ONE INTERNAL KEYWAY AT ZERO DEG ON AA END 0.127 IN.NOM W;0.410 IN.MAX DISTANCE FROM BORE CENTER TO KEY BOTTOM;FLANGE SCALLOPED BETWEEN BOLT HOLES BY 2.000 IN.RADIUS;SECURING HOLE QTY:4;ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG:90.0 DEGS;MATERIAL HARDNESS RATING:26.0 TO 33.0 ROCKWELL C;O/A LENGTH:1.245 IN.NIM,1.250 IN.MAX;SECURING HOLE SIZE:0.266 IN.DIA |
| STYL | STYLE DESIGNATOR | DOUBLE HUB, SPLIT AND SOLID |
| CZLG | FIRST END HUB OUTSIDE DIAMETER | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CHROMATE |
| ALND | HUB INSIDE DIAMETER | 0.752 INCHES MINIMUM AND 0.753 INCHES MAXIMUM |