Part Details | GROOVE PULLEY
3020-00-138-1894 A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.
Alternate Parts: 1LVP37B471 18, 1LVP37B471 1-8, 3020-00-138-1894, 00-138-1894, 3020001381894, 001381894
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JUL 24, 1971 | 00-138-1894 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3020-00-138-1894
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1LVP37B471 1-8 | 71176 | EMERSON ELECTRIC COBROWNING MFG DIV |
Technical Data | NSN 3020-00-138-1894
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 4.750 INCHES NOMINAL |
| OVERALL LENGTH | 1.875 INCHES NOMINAL |
| PITCH DIAMETER | 3.400 INCHES MINIMUM AND 4.700 INCHES MAXIMUM |
| FACE WIDTH | 0.750 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| HUB END OUTSIDE DIAMETER AND LOCATION | AHH2.500 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ0.625 INCHES NOMINAL AND BCA0.312 INCHES NOMINAL |
| DESIGN FORM | PLAIN |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| MATERIAL AND LOCATION | IRON, CAST OVERALL |
| GROOVE SHAPE | V |
| GROOVE QUANTITY | 1 |
| GROOVE DEPTH | 0.625 INCHES NOMINAL |
| V GROOVE ANGLE IN DEG | 34.0 |
| STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED | AA$$AB |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 1.125 INCHES NOMINAL |
| BORE LENGTH | 1.875 INCHES NOMINAL |
| COUNTERBORE FEATURE | NOT INCLUDED |
| KEYING FACILITY | INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.637 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SPECIAL FEATURES | VARIABLE PITCH |