NSN 3020-01-251-5879

Part Details | HELICAL GEAR

3020-01-251-5879 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: 5210314, 3020-01-251-5879, 01-251-5879, 3020012515879, 012515879

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 21, 198701-251-587905464 ( GEAR, HELICAL )
REFERENCE DRAWINGS & PICTURES

WEBBED, WITH LIGHTENING HOLES

FLUSH HUB

Cross Reference | NSN 3020-01-251-5879
Part Number Cage Code Manufacturer
521031453711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3020-01-251-5879
Characteristic Specifications
TEETH QUANTITY96
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE25.0000 DEGREES
HELIX ANGLE18.9966 DEGREES
STYLE DESIGNATOR FLUSH HUB
PITCH DIAMETER20.2667 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER20.662 INCHES
FACE NOMINAL WIDTH4.003 INCHES
BODY STYLE WEBBED, WITH LIGHTENING HOLES