NSN 3020-00-251-0879
Part Details | HELICAL GEAR
3020-00-251-0879 A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL:
Alternate Parts: DA6157, 3020-00-251-0879, 00-251-0879, 3020002510879, 002510879
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1963 | 00-251-0879 | 05464 ( GEAR, HELICAL ) |
REFERENCE DRAWINGS & PICTURES
PLAIN, SOLID
PROTRUDING HUB
Cross Reference | NSN 3020-00-251-0879
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| DA6157 | 81601 | NORFOLK NAVAL SHIPYARD |
Technical Data | NSN 3020-00-251-0879
| Characteristic | Specifications |
|---|---|
| TEETH QUANTITY | 30 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | RIGHT |
| PRESSURE ANGLE | 14.5000 DEGREES |
| HELIX ANGLE | 26.8333 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH DIAMETER | 3.3622 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.359 INCHES |
| NOMINAL OUTSIDE DIAMETER | 3.5622 INCHES |
| FACE NOMINAL WIDTH | 1.219 INCHES |
| BODY STYLE | PLAIN, SOLID |
| SPECIAL FEATURES | TIMING MARK AT CENTER LINE OF TOOTH SPACED 42 DEG 14 MIN FROM CENTER LINE OF KEYWAY,2 PULLER HOLES 3/8-16 UNC 2B THD,9/16 IN. DEEP ON 2-9/16 IN. DIA BOLT CIRCLE |
