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 |
|---|---|
| 80378 | TRIUMPH AEROSTRUCTURES, LLC DBA TRIU |
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 |
|---|---|---|
| AGJS | PITCH DIAMETER | 1.598 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 1.729 INCHES NOMINAL |
| BYFN | TEETH QUANTITY PER ROW | 20 |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | SQUARE |
| MATL | MATERIAL | STEEL, AMS 5643 |
| BYFH | BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| BYFJ | ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| AFMV | INSIDE WIDTH ACROSS FLATS | 0.3125 INCHES MINIMUM AND 0.3145 INCHES MAXIMUM |
| BYFW | HUB EXTERNAL KEYWAY | NOT INCLUDED |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BYFL | TEETH ROW QUANTITY | 1 |
| STYL | STYLE DESIGNATOR | PLAIN |
| SURF | SURFACE TREATMENT | PASSIVATED |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| ABHP | OVERALL LENGTH | 0.260 INCHES NOMINAL |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.150 INCHES NOMINAL BOTH ENDS |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BYFS | BORE BEARING | NOT INCLUDED |
| AQPL | FACE WIDTH | 0.110 INCHES NOMINAL |
| BYFR | TEETH HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| BYFQ | HARDNESS RATING TEST METHOD | ROCKWELL |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 0.680 INCHES INNER NEEDLE PEAK |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MINIMUM HUB AND 46.0 ROCKWELL C MAXIMUM HUB |
| BYGF | TOOTH PITCH | 0.250 INCHES NOMINAL |
| BYFP | ASA STANDARD CHAIN NUMBER | 25 |