Part Number
Part Number:
NSN:
NIIN:
Item Name:
SPROCKET WHEEL
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 31974 | HOFFMAN/NEW YORKER INC. |
Federal Supply Class
Title
GEARS, PULLEYS, SPROCKETS, AND T
Inclusions:
INCLUDES POWER TRANSMISSION CHAIN; MATCHED GEAR SETS.
Exclusions:
EXCLUDES REDUCTION GEARS (FSC 3010).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 18.170 INCHES NOMINAL |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| AQWM | GUIDE | INCLUDED |
| ABUJ | THREAD SIZE | 3/8 IN. -16 |
| ASBP | BORE TYPE | STRAIGHT |
| ARJD | DESIGN FORM | SPOKED |
| NMBR | QUANTITY | 1 |
| ADGE | BORE LENGTH | 3.000 INCHES NOMINAL |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 1.000 INCHES NOMINAL BOTH ENDS |
| AQPL | FACE WIDTH | 2.000 INCHES NOMINAL |
| BSNP | SECURING METHOD | THREADED HOLE |
| BYFF | SECURING LOCATION | AA END |
| AGJS | PITCH DIAMETER | 18.170 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.687 INCHES MINIMUM AND 1.689 INCHES MAXIMUM |
| BMHW | GUIDE TYPE | GROOVE |
| BYFW | HUB EXTERNAL KEYWAY | NOT INCLUDED |
| BYFH | BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | SILENT CHAIN |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BYFL | TEETH ROW QUANTITY | 1 |
| BFYT | HOLE LOCATION | ONE HOLE LOCATED IN TOP OF KEYWAY,SECOND LOCATED 120 DEG CW FROM TOP OF KEYWAY,1/2 IN. FROM END OF HUB |
| AHYF | SECURING HOLE QUANTITY | 2 |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 3.500 INCHES NOMINAL BOTH ENDS |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BSGG | KEYING FACILITY | INCLUDED |
| BYGF | TOOTH PITCH | 0.500 INCHES NOMINAL |
| BYFS | BORE BEARING | NOT INCLUDED |
| AEVF | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.0313 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 3.000 INCHES NOMINAL |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| MATL | MATERIAL | IRON, MALLEABLE |
| BYFN | TEETH QUANTITY PER ROW | 114 |
| BDRB | GROOVE POSITION | LOCATED IN CENTER |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| AXHQ | GROOVE QUANTITY | 1 |
| BSGK | KEYING FACILITY TYPE | KEYWAY |