3020-00-049-8547 GEAR,SPUR Index 5325-00-049-8550 GROMMET,NONMETALLIC

National Stock Number:
3020-00-049-8548

Federal Supply Class:
3020

National Item Identification Number:
000498548

Description:
GEAR,SPUR

Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.


Manufacturer Information:
487812B30086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
487812REVB30086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, OFFSET, SOLID
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER3.4375 INCHES FIRST END
FACE NOMINAL WIDTH0.500 INCHES
HARDNESS RATING29.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER6.000 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OR STEEL BODY
MOUNTING HOLE NOMINAL THREAD SIZE0.190 INCHES AND 0.250 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE THREAD QUANTITY PER INCH24 AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNC AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY16 THREADED AXIALLY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.1875 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER11.750 INCHES
PITCH DIAMETER11.6250 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
SPECIAL FEATURESMOUNTING FACILITY SCREW THD QTY 20 PER IN.
STYLE DESIGNATORRECESSED HUB
SURFACE TREATMENTZINC SIDE PLATE
TEETH QUANTITY186
TOOTH FORMSTANDARD


Click here to Register for Free 30-day Trial