PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

231251Gear,spur

Honeywell International Inc. Dba Honeywell International · NSN 3020-00-144-4708 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-144-4708 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-144-4708. Primary manufacturer part number: 231251.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 1.4680 INCHES NOMINAL IN
  • Spline Pitch Diameter: 0.4680 INCHES NOMINAL BOTH ENDS IN
  • Pressure Angle: 14.5000 DEGREES
  • Face Nominal Width: 0.156 INCHES IN
  • Body Style: PLAIN, SOLID
  • Nominal Distance Between Body Face and Protruding Hub End: 0.125 INCHES FIRST END IN
  • Nominal Overall Length: 0.281 INCHES IN
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 3020-00-144-4708, 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. Dba Honeywell International. Government technical data includes 18 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-144-4708
Primary Part Number231251
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Pitch Diameter1.4680 INCHES NOMINAL IN
Spline Pitch Diameter0.4680 INCHES NOMINAL BOTH ENDS IN
Pressure Angle14.5000 DEGREES
Face Nominal Width0.156 INCHES IN
Body StylePLAIN, SOLID
Nominal Distance Between Body Face and Protruding Hub End0.125 INCHES FIRST END IN
Nominal Overall Length0.281 INCHES IN
Hub Style DesignatorPLAIN FIRST END
Tooth FormSTANDARD
Spline Quantity15 BOTH ENDS
Hub Nominal Diameter0.687 INCHES FIRST END IN
Nominal Outside Diameter1.531 INCHES IN
Teeth Quantity47
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.476 INCHES BOTH ENDS IN
Bore StyleINVOLUTE SPLINE BOTH ENDS
MaterialSTEEL OVERALL
Hardness Rating375.0 BRINELL STANDARD MINIMUM AND 425.0 BRINELL STANDARD MAXIMUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-553-9611SGMES-PD-143/15 INTERCHANGEABLE
Chopper,electronic
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
6515-01-612-7799S606 INTERCHANGEABLE
Suture,nonabsorbable,surgical
Medtronic Usa Inc
Cross-Reference Index
Part NumberManufacturer
231251 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
231251 PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
Related Parts
5945-00-553-9611INTERCHANGEABLE
CHOPPER,ELECTRONIC
SGMES-PD-143/15
6515-01-612-7799INTERCHANGEABLE
SUTURE,NONABSORBABLE,SURGICAL
S606

Frequently Asked Questions

What is NSN 3020-00-144-4708?

NSN 3020-00-144-4708 is a Gear,spur, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-144-4708?

NSN 3020-00-144-4708 has 2 cross-referenced part numbers: 231251 (Lockheed Martin Corporation Div Rms - Mitchel Field), 231251 (Honeywell International Inc. Dba Honeywell International).

What NSN replaces 3020-00-144-4708?

There are 2 known substitutes for 3020-00-144-4708: 5945-00-553-9611, 6515-01-612-7799. Verify interchangeability with system specifications before substitution.

What are the specifications of 231251?

Key specifications for 231251: Pitch Diameter: 1.4680 INCHES NOMINAL IN; Spline Pitch Diameter: 0.4680 INCHES NOMINAL BOTH ENDS IN; Pressure Angle: 14.5000 DEGREES; Face Nominal Width: 0.156 INCHES IN. 18 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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