NSN 3020-00-253-8439
Part Details | HELICAL GEAR
3020-00-253-8439 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: 299113PC2, 3020-00-253-8439, 00-253-8439, 3020002538439, 002538439
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
30 | JAN 01, 1963 | 00-253-8439 | 05464 ( GEAR, HELICAL ) |
REFERENCE DRAWINGS & PICTURES
WEBBED, SOLID

PROTRUDING HUBS

Cross Reference | NSN 3020-00-253-8439
Part Number | Cage Code | Manufacturer |
---|---|---|
299113PC2 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 3020-00-253-8439
Characteristic | Specifications |
---|---|
TEETH QUANTITY | 56 |
TEETH TYPE | SINGLE HELIX |
TOOTH FORM | STANDARD |
TOOTH DIRECTION | RIGHT |
PRESSURE ANGLE | 14.5000 DEGREES |
HELIX ANGLE | 45.0000 DEGREES |
STYLE DESIGNATOR | PROTRUDING HUBS |
PITCH DIAMETER | 6.5996 INCHES NOMINAL |
BODY STYLE | WEBBED, SOLID |