NSN 3020-00-278-7602
Part Details | SPROCKET WHEEL
3020-00-278-7602 A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.
Alternate Parts: 76054A, 76054A, 76054A, 3020-00-278-7602, 00-278-7602, 3020002787602, 002787602
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1961 | 00-278-7602 | 04456 ( SPROCKET WHEEL ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3020-00-278-7602
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 76054A | 1ML14 | BRINKLEY TECHNOLOGY GROUP, LLCDBA HERCULES ENGINE COMPONENTS |
| 76054A | 28265 | HERCULES ENGINE CO INC |
| 76054A | 16460 | MARINE ENGINE SPECIALTIES DIV OFMESCO TECTONICS INC |
Technical Data | NSN 3020-00-278-7602
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 3.438 INCHES NOMINAL |
| OVERALL LENGTH | 0.938 INCHES NOMINAL |
| PITCH DIAMETER | 3.196 INCHES NOMINAL |
| FACE WIDTH | 0.281 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | AHH2.625 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ0.438 INCHES NOMINAL AND BCA0.219 INCHES NOMINAL |
| DESIGN FORM | PLAIN |
| LIGHTENING HOLE | NOT INCLUDED |
| BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| GUIDE | NOT INCLUDED |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 20 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |
| ASA STANDARD CHAIN NUMBER | 40 |
| MATERIAL | STEEL COMP 1213 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633, FSB1113-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | AAF35.0 ROCKWELL C MINIMUM AND AAF45.0 ROCKWELL C MAXIMUM |
| BORE BEARING | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| BORE DIAMETER | 1.500 INCHES NOMINAL |
| BORE LENGTH | 0.938 INCHES NOMINAL |
| KEYING FACILITY | INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEY WIDTH | 0.250 INCHES NOMINAL |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.875 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| HUB EXTERNAL KEYWAY | NOT INCLUDED |
| SECURING METHOD | DRILLED HOLE |
| SECURING LOCATION | AA END |
| SECURING HOLE QUANTITY | 1 |
| HOLE LOCATION | 180 DEG FROM KEYWAY |
| DRILLED HOLE DIAMETER | 0.125 INCHES NOMINAL |
