PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18713-01Gear,spur

Ge Aviation Systems Llc · NSN 3020-00-437-0177 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-437-0177 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-437-0177. Primary manufacturer part number: 18713-01.
Features
  • Gear,spur — FSC 3020
  • Hub Style Designator: PLAIN BOTH ENDS
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Teeth Quantity: 80
  • Style Designator: ONE PROTRUDING HUB, ONE FLUSH HUB
  • Surface Treatment: OXIDE OVERALL
  • Pitch Diameter: 2.5000 INCHES NOMINAL IN
  • Nominal Distance From Bore Center to Keyway Bottom: 0.551 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-437-0177, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-437-0177
Primary Part Number18713-01
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusACTIVE
Hub Style DesignatorPLAIN BOTH ENDS
Bore StyleW/ KEYWAY BOTH ENDS
Teeth Quantity80
Style DesignatorONE PROTRUDING HUB, ONE FLUSH HUB
Surface TreatmentOXIDE OVERALL
Pitch Diameter2.5000 INCHES NOMINAL IN
Nominal Distance From Bore Center to Keyway Bottom0.551 INCHES BOTH ENDS IN
Face Nominal Width0.375 INCHES IN
Material Document and ClassificationMIL-S-8690 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Keyway Nominal Width0.096 INCHES BOTH ENDS IN
Nominal Outside Diameter2.561 INCHES IN
MaterialSTEEL COMP 8620 OVERALL
Hub Nominal Diameter1.3130 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.187 INCHES FIRST END IN
Pressure Angle14.5000 DEGREES
Bore Nominal Diameter1.000 INCHES BOTH ENDS IN
Body StyleWEBBED, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2240-00-365-663118713 INTERCHANGEABLE
Handle,brake Valve
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
2805-00-774-4797301874 INTERCHANGEABLE
Valve,poppet,engine
Renk America Llc Div Renk America
5950-00-920-4799240-2658-00 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-01-171-705018713 INTERCHANGEABLE
Seal Ring,metal
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5365-01-369-9570 INTERCHANGEABLE
Shim
Cross-Reference Index
Part NumberManufacturer
18713-01 Ge Aviation Systems Llc (USA)
18713 Lucas Aerospace Power Equipment Corporation (USA)
18713-01 Lucas Aerospace Power Equipment Corporation (USA)
18713 Safran Power Usa Llc (USA)
18713-01 Safran Power Usa Llc (USA)
Related Parts
2240-00-365-6631INTERCHANGEABLE
HANDLE,BRAKE VALVE
18713
2805-00-774-4797INTERCHANGEABLE
VALVE,POPPET,ENGINE
301874
5950-00-920-4799INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
240-2658-00
5330-01-171-7050INTERCHANGEABLE
SEAL RING,METAL
18713
5365-01-369-9570INTERCHANGEABLE
SHIM

Frequently Asked Questions

What is NSN 3020-00-437-0177?

NSN 3020-00-437-0177 is a Gear,spur, manufactured by Ge Aviation Systems Llc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-437-0177?

NSN 3020-00-437-0177 has 5 cross-referenced part numbers: 18713-01 (Ge Aviation Systems Llc), 18713 (Lucas Aerospace Power Equipment Corporation), 18713-01 (Lucas Aerospace Power Equipment Corporation), 18713 (Safran Power Usa Llc), 18713-01 (Safran Power Usa Llc).

What NSN replaces 3020-00-437-0177?

There are 5 known substitutes for 3020-00-437-0177: 2240-00-365-6631, 2805-00-774-4797, 5950-00-920-4799 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18713-01?

Key specifications for 18713-01: Hub Style Designator: PLAIN BOTH ENDS; Bore Style: W/ KEYWAY BOTH ENDS; Teeth Quantity: 80; Style Designator: ONE PROTRUDING HUB, ONE FLUSH HUB. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com