NSN 3020-01-251-5881

Part Details | HELICAL GEAR

3020-01-251-5881 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: 5210313, 3020-01-251-5881, 01-251-5881, 3020012515881, 012515881

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 21, 198701-251-588105464 ( GEAR, HELICAL )
REFERENCE DRAWINGS & PICTURES

PLAIN, SOLID

HUBLESS

Cross Reference | NSN 3020-01-251-5881
Part Number Cage Code Manufacturer
521031353711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3020-01-251-5881
Characteristic Specifications
TEETH QUANTITY39
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION RIGHT
PRESSURE ANGLE25.0000 DEGREES
HELIX ANGLE18.9966 DEGREES
STYLE DESIGNATOR HUBLESS
PITCH DIAMETER8.2333 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER8.630 INCHES
FACE NOMINAL WIDTH4.403 INCHES
BODY STYLE PLAIN, SOLID