PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

60003Gear,spur

Aerocontrolex Group, Inc. Div Talley Actuators · NSN 3020-00-789-2772 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-789-2772 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-789-2772. Primary manufacturer part number: 60003.
Features
  • Gear,spur — FSC 3020
  • Body Style: WEBBED, SOLID
  • Surface Treatment: PHOSPHATE OVERALL
  • Tooth Form: STANDARD
  • Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM HUB
  • Nominal Outside Diameter: 2.800 INCHES IN
  • Face Nominal Width: 0.593 INCHES IN
  • Hardness Rating: 48.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM TEETH
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-789-2772, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Aerocontrolex Group, Inc. Div Talley Actuators. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-789-2772
Primary Part Number60003
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAerocontrolex Group, Inc. Div Talley Actuators
StatusACTIVE
Body StyleWEBBED, SOLID
Surface TreatmentPHOSPHATE OVERALL
Tooth FormSTANDARD
Hardness Rating32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM HUB
Nominal Outside Diameter2.800 INCHES IN
Face Nominal Width0.593 INCHES IN
Hardness Rating48.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM TEETH
Pressure Angle20.0000 DEGREES
MaterialSTEEL OVERALL
Nominal Distance Between Body Face and Protruding Hub End0.407 INCHES FIRST END IN
Hub Style DesignatorPLAIN FIRST END
Hub Nominal Diameter0.394 INCHES BOTH ENDS IN
Nominal Overall Length1.375 INCHES IN
Pitch Diameter2.6000 INCHES NOMINAL IN
Teeth Quantity26
Material Document and ClassificationQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorPROTRUDING HUBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-074-3301MS21266-2N INTERCHANGEABLE
Grommet,nonmetallic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5935-00-101-9660146-0028-001 INTERCHANGEABLE
Polarizing Key,electrical Connec
The Boeing Company Div Legacy Boeing Hb1
3442-00-257-52506000-3 INTERCHANGEABLE
Press,arbor,power-Operated
Logansport Machine Co., Inc.
5930-00-548-3008 INTERCHANGEABLE
Switch,thermostatic
5920-00-834-7834N0S3 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5325-00-923-9512MS21266-4N INTERCHANGEABLE
Grommet,nonmetallic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
1560-00-934-1078276-530012-2 INTERCHANGEABLE
Windshield Panel,aircraft
The Boeing Company Div Legacy Am&m
6525-01-257-4677 INTERCHANGEABLE
Film,radiographic
1615-01-428-76386000-3 INTERCHANGEABLE
Temperature Plate,helicopter Dri
Palmer Wahl Instruments Inc.
4820-01-446-408160003 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Dunns Valve Testers Inc
Cross-Reference Index
Part NumberManufacturer
60003 PRIMARY Aerocontrolex Group, Inc. Div Talley Actuators (USA)
7343131 Harmonic Drive L.l.c. (USA)
Related Parts
5325-00-074-3301INTERCHANGEABLE
GROMMET,NONMETALLIC
MS21266-2N
5935-00-101-9660INTERCHANGEABLE
POLARIZING KEY,ELECTRICAL CONNEC
146-0028-001
3442-00-257-5250INTERCHANGEABLE
PRESS,ARBOR,POWER-OPERATED
6000-3
5930-00-548-3008INTERCHANGEABLE
SWITCH,THERMOSTATIC
5920-00-834-7834INTERCHANGEABLE
FUSE,CARTRIDGE
N0S3
5325-00-923-9512INTERCHANGEABLE
GROMMET,NONMETALLIC
MS21266-4N
1560-00-934-1078INTERCHANGEABLE
WINDSHIELD PANEL,AIRCRAFT
276-530012-2
6525-01-257-4677INTERCHANGEABLE
FILM,RADIOGRAPHIC
1615-01-428-7638INTERCHANGEABLE
TEMPERATURE PLATE,HELICOPTER DRI
6000-3
4820-01-446-4081INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
60003
5945-01-483-3717INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
60003-007
5975-01-528-0622INTERCHANGEABLE
BASE,CHASSIS
734313-1

Frequently Asked Questions

What is NSN 3020-00-789-2772?

NSN 3020-00-789-2772 is a Gear,spur, manufactured by Aerocontrolex Group, Inc. Div Talley Actuators, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-789-2772?

NSN 3020-00-789-2772 has 2 cross-referenced part numbers: 60003 (Aerocontrolex Group, Inc. Div Talley Actuators), 7343131 (Harmonic Drive L.l.c.).

What NSN replaces 3020-00-789-2772?

There are 12 known substitutes for 3020-00-789-2772: 5325-00-074-3301, 5935-00-101-9660, 3442-00-257-5250 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 60003?

Key specifications for 60003: Body Style: WEBBED, SOLID; Surface Treatment: PHOSPHATE OVERALL; Tooth Form: STANDARD; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM HUB. 17 total characteristics are documented in the Federal Logistics Information System.

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