PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531500-1Gear,internal

Honeywell International Inc. Div Aerospace - Torrance · NSN 3020-00-118-7524 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-118-7524 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-118-7524. Primary manufacturer part number: 531500-1.
Features
  • Gear,internal — FSC 3020
  • Nominal Distance Between Body Face and Protruding Hub End: 0.320 INCHES FIRST END IN
  • Tooth Form: STANDARD
  • Pitch Diameter: 1.4380 INCHES NOMINAL IN
  • Body Style: PLAIN, SOLID
  • Teeth Type: SPUR
  • Hub Style Designator: PLAIN FIRST END
  • Teeth Quantity: 69
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp E4340 Overall construction
General Description

The Gear,internal, cataloged under National Stock Number 3020-00-118-7524, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-118-7524
Primary Part Number531500-1
Item NameGear,internal
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
Nominal Distance Between Body Face and Protruding Hub End0.320 INCHES FIRST END IN
Tooth FormSTANDARD
Pitch Diameter1.4380 INCHES NOMINAL IN
Body StylePLAIN, SOLID
Teeth TypeSPUR
Hub Style DesignatorPLAIN FIRST END
Teeth Quantity69
Hub Nominal Diameter1.070 INCHES FIRST END IN
MaterialSTEEL COMP E4340 OVERALL
Nominal Outside Diameter2.2500 INCHES IN
Bore StylePLAIN BOTH ENDS
Bore Nominal Diameter0.813 INCHES BOTH ENDS IN
Material Document and ClassificationMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Overall Length0.800 INCHES IN
Hardness Rating34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Surface TreatmentPHOSPHATE OVERALL
Pressure Angle20.0000 DEGREES
Face Nominal Width0.260 INCHES IN
Style DesignatorSOLID BACK RING, PROTRUDING HUB, RECESSED HUB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5990-00-465-4829M20708/78-01C INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
531500-1 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
5990-00-465-4829INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/78-01C

Frequently Asked Questions

What is NSN 3020-00-118-7524?

NSN 3020-00-118-7524 is a Gear,internal, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-118-7524?

NSN 3020-00-118-7524 has 1 cross-referenced part number: 531500-1 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 3020-00-118-7524?

There is 1 known substitute for 3020-00-118-7524: 5990-00-465-4829. Verify interchangeability with system specifications before substitution.

What are the specifications of 531500-1?

Key specifications for 531500-1: Nominal Distance Between Body Face and Protruding Hub End: 0.320 INCHES FIRST END IN; Tooth Form: STANDARD; Pitch Diameter: 1.4380 INCHES NOMINAL IN; Body Style: PLAIN, SOLID. 19 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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