PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

112421Gear,spur

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 3020-01-112-7779 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-112-7779 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-112-7779. Primary manufacturer part number: 112421.
Features
  • Gear,spur — FSC 3020
  • 1 verified cross-reference
  • Primary manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-112-7779, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear,spur
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersL3harris Technologies, Inc Div Space & Airborne Systems (CAGE 24930)
Technical Specifications
ParameterValue
NSN3020-01-112-7779
Primary Part Number112421
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-00-542-9605 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5315-00-707-466511242-1 INTERCHANGEABLE
Pin,grooved,headless
B/e Aerospace Inc Dba Interturbine
5940-00-924-1210201368 INTERCHANGEABLE
Terminal Board
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2090-01-574-6834112421 INTERCHANGEABLE
Cover,qd Podium
Shield Technologies Corp Div Shield Technologies Corporation
2590-01-650-8509112421 INTERCHANGEABLE
Bracket,eye,nonrotating Shaft
Hamilton Jet, Inc.
Cross-Reference Index
Part NumberManufacturer
112421 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5905-00-542-9605INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5315-00-707-4665INTERCHANGEABLE
PIN,GROOVED,HEADLESS
11242-1
5940-00-924-1210INTERCHANGEABLE
TERMINAL BOARD
201368
2090-01-574-6834INTERCHANGEABLE
COVER,QD PODIUM
112421
2590-01-650-8509INTERCHANGEABLE
BRACKET,EYE,NONROTATING SHAFT
112421

Frequently Asked Questions

What is NSN 3020-01-112-7779?

NSN 3020-01-112-7779 is a Gear,spur, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-112-7779?

NSN 3020-01-112-7779 has 1 cross-referenced part number: 112421 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 3020-01-112-7779?

There are 5 known substitutes for 3020-01-112-7779: 5905-00-542-9605, 5315-00-707-4665, 5940-00-924-1210 and 2 more. Verify interchangeability with system specifications before substitution.

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