PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-9960-002Gear,spur

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 3020-00-528-1160 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-528-1160 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-528-1160. Primary manufacturer part number: 503-9960-002.
Features
  • Gear,spur — FSC 3020
  • Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN
  • Material: COPPER ALLOY OVERALL
  • Counterbore Nominal Diameter: 0.470 INCHES SECOND END IN
  • Nominal Overall Length: 0.422 INCHES IN
  • Mounting Hole Nominal Thread Size: 0.138 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
  • Nominal Outside Diameter: 3.041 INCHES IN
  • Bore Style: W/COUNTERBORE BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-528-1160, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-528-1160
Primary Part Number503-9960-002
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusCANCELLED
Bore Nominal Diameter0.188 INCHES BOTH ENDS IN
MaterialCOPPER ALLOY OVERALL
Counterbore Nominal Diameter0.470 INCHES SECOND END IN
Nominal Overall Length0.422 INCHES IN
Mounting Hole Nominal Thread Size0.138 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Nominal Outside Diameter3.041 INCHES IN
Bore StyleW/COUNTERBORE BOTH ENDS
Mounting Hole Thread Quantity Per Inch32 TRANSVERSELY THROUGH HUB FIRST END
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Body StyleWEBBED, SOLID
Pitch Diameter2.9980 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
Tooth FormSTANDARD
Counterbore Nominal Depth0.078 INCHES SECOND END IN
Hub Style DesignatorPLAIN SECOND END
Mounting Hole Type and Quantity2 THREADED TRANSVERSELY THROUGH HUB FIRST END
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
Hub Nominal Diameter0.498 INCHES SECOND END IN
Nominal Distance Between Body Face and Protruding Hub End0.050 INCHES SECOND END IN
Face Nominal Width0.125 INCHES IN
Teeth Quantity144
Pressure Angle14.5000 DEGREES
Hub Style DesignatorPINNED FIRST END
Attachment MethodMOUNTING HOLE
Style DesignatorPROTRUDING HUBS
Surface TreatmentNICKEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5320-00-144-760513385 INTERCHANGEABLE
Rivet,tubular
Sps Technologies, Llc Dba PB Fasteners
5136-00-221-7041 INTERCHANGEABLE
Tap,thread Cutting
5940-00-807-72201338-5 INTERCHANGEABLE
Ferrule,metallic Shielded Cable,
Microwave Devices Inc
5330-00-851-775913385 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
5950-01-019-5307984650-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
5935-01-033-5275 INTERCHANGEABLE
Jack,tip
6620-01-115-9997 INTERCHANGEABLE
Indicator,electrical Tachometer
3030-01-270-432113385 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5940-01-447-195753207 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
5998-01-577-268750830-01 INTERCHANGEABLE
Driver,motor,apheresis Device
Haemonetics Corporation
Cross-Reference Index
Part NumberManufacturer
650948 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
503-9960-002 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
13385 Cessna Aircraft Co Arc Avionics Div (USA)
53-207 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
13385-1B Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
5320-00-144-7605INTERCHANGEABLE
RIVET,TUBULAR
13385
5136-00-221-7041INTERCHANGEABLE
TAP,THREAD CUTTING
5940-00-807-7220INTERCHANGEABLE
FERRULE,METALLIC SHIELDED CABLE,
1338-5
5330-00-851-7759INTERCHANGEABLE
SEAL,PLAIN ENCASED
13385
5950-01-019-5307INTERCHANGEABLE
TRANSFORMER,POWER
984650-1
5935-01-033-5275INTERCHANGEABLE
JACK,TIP
6620-01-115-9997INTERCHANGEABLE
INDICATOR,ELECTRICAL TACHOMETER
3030-01-270-4321INTERCHANGEABLE
BELT,V
13385
5940-01-447-1957INTERCHANGEABLE
TERMINAL,LUG
53207
5998-01-577-2687INTERCHANGEABLE
DRIVER,MOTOR,APHERESIS DEVICE
50830-01
5310-01-602-8263INTERCHANGEABLE
WASHER,FLAT
13385

Frequently Asked Questions

What is NSN 3020-00-528-1160?

NSN 3020-00-528-1160 is a Gear,spur, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-528-1160?

NSN 3020-00-528-1160 has 5 cross-referenced part numbers: 650948 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 503-9960-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 13385 (Cessna Aircraft Co Arc Avionics Div), 53-207 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 13385-1B (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 3020-00-528-1160?

There are 11 known substitutes for 3020-00-528-1160: 5320-00-144-7605, 5136-00-221-7041, 5940-00-807-7220 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-9960-002?

Key specifications for 503-9960-002: Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN; Material: COPPER ALLOY OVERALL; Counterbore Nominal Diameter: 0.470 INCHES SECOND END IN; Nominal Overall Length: 0.422 INCHES IN. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-528-1160 still in active supply?

NSN 3020-00-528-1160 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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