Product Details | SPUR GEAR

3020-01-050-2189 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.

Part Alternates: 1856549, 3020-01-050-2189, 01-050-2189, 3020010502189, 010502189

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG) NSN Assign. NIIN
30 01 NOV 1977 01-050-2189

Drawings & Photos | NSN 3020-01-050-2189


Cross Reference | NSN 3020-01-050-2189

Part Number Cage Code Manufacturer
1856549 03956 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NAVAL AND MARINE SYSTEMS

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Technical Data | NSN 3020-01-050-2189

Characteristic Specifications
MATERIAL STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
TEETH QUANTITY 90
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 1.8750 INCHES NOMINAL
NOMINAL OVERALL LENGTH 0.620 INCHES
NOMINAL OUTSIDE DIAMETER 1.912 INCHES
FACE NOMINAL WIDTH 0.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.500 INCHES FIRST END
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.188 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 4A 1 STEP FIRST END
END NOMINAL LENGTH 0.250 INCHES FIRST END
END NOMINAL DIAMETER 0.249 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER 0.440 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD SLOT
MANUFACTURERS CODE 03956
DESIGN CONTROL REFERENCE 1856549

Restrictions/Controls & Freight Information | NSN 3020-01-050-2189

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information