NSN 3020-00-321-6403
Part Details | FLAT PULLEY
3020-00-321-6403 A pulley with a straight or crowned face. The item may include belt aligning flange(s). Excludes PULLEY, CONE. For pulleys encased in a shell or frame, see BLOCK, TACKLE.
Alternate Parts: 37883, 8699767, 3020-00-321-6403, 00-321-6403, 3020003216403, 003216403
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1963 | 00-321-6403 | 08111 ( PULLEY, FLAT ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3020-00-321-6403
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 37883 | 35510 | PRESTOLITE ELECTRIC INC |
| 8699767 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 3020-00-321-6403
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 0 PLAIN |
| OUTSIDE DIAMETER | 8.375 INCHES NOMINAL |
| OVERALL LENGTH | 3.812 INCHES NOMINAL |
| PITCH DIAMETER | 5.437 INCHES MINIMUM AND 5.446 INCHES MAXIMUM |
| FACE WIDTH | 0.689 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | BBZ2.000 INCHES NOMINAL AND BCA1.625 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ2.988 INCHES NOMINAL AND BCA2.187 INCHES NOMINAL |
| DESIGN FORM | WEBBED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| CROWN FACE | NOT INCLUDED |
| MATERIAL AND LOCATION | IRON, QQ-I-666, GRADE 2 OVERALL |
| SURFACE TREATMENT | PHOSPHATE AND ENAMEL |
| RIM TYPE | SOLID |
| FLANGE QUANTITY | 1 |
| FLANGE LOCATION | OUTSIDE |
| OUTSIDE DIAMETER | 8.375 INCHES NOMINAL |
| FLANGE WIDTH | 0.125 INCHES NOMINAL |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | TAPERED |
| BORE LENGTH | 1.500 INCHES NOMINAL |
| TAPER BORE MAJOR DIAMETER | 1.001 INCHES NOMINAL |
| TAPER BORE MINOR DIAMETER | 0.814 INCHES NOMINAL |
| TAPER MAJOR DIAMETER LOCATION | AA END |
| COUNTERBORE FEATURE | NOT INCLUDED |
| KEYING FACILITY | INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEYWAY WIDTH | 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.633 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | DRILLED HOLE |
| SECURING LOCATION | PULLEY SURFACE |
| SECURING HOLE QUANTITY | 1 |
| HOLE LOCATION | ON PULLEY SURFACE |
| DRILLED HOLE DIAMETER | 0.250 INCHES NOMINAL |
