PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52135Gear,spur

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 3020-00-674-7837 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-674-7837 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-674-7837. Primary manufacturer part number: 52135.
Features
  • Gear,spur — FSC 3020
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-674-7837, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (CAGE 26916); Northrop Grumman Systems Corporation Div Es Defensive Systems Division (CAGE 15280)
Technical Specifications
ParameterValue
NSN3020-00-674-7837
Primary Part Number52135
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3950-00-580-860852135 INTERCHANGEABLE
Winch,drum,power Operated
Lake Shore Systems, Inc.
5940-00-946-2435410-JJ-11 INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
6515-01-304-722531235-050 INTERCHANGEABLE
Speculum,otoscope
Cardinal Health 200, Llc
4810-01-518-946952135-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
5310-01-616-136652135 INTERCHANGEABLE
Washer,lock
Aerovironment, Inc. Dba Aerovironment Inc
5310-01-729-538752135 INTERCHANGEABLE
Washer,spring Tension
Aerovironment, Inc.
Cross-Reference Index
Part NumberManufacturer
52135 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
52135 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
Related Parts
3950-00-580-8608INTERCHANGEABLE
WINCH,DRUM,POWER OPERATED
52135
5940-00-946-2435INTERCHANGEABLE
TERMINAL BOARD
410-JJ-11
6515-01-304-7225INTERCHANGEABLE
SPECULUM,OTOSCOPE
31235-050
4810-01-518-9469INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
52135-001
5310-01-616-1366INTERCHANGEABLE
WASHER,LOCK
52135
5310-01-729-5387INTERCHANGEABLE
WASHER,SPRING TENSION
52135

Frequently Asked Questions

What is NSN 3020-00-674-7837?

NSN 3020-00-674-7837 is a Gear,spur, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-674-7837?

NSN 3020-00-674-7837 has 2 cross-referenced part numbers: 52135 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 52135 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division).

What NSN replaces 3020-00-674-7837?

There are 6 known substitutes for 3020-00-674-7837: 3950-00-580-8608, 5940-00-946-2435, 6515-01-304-7225 and 3 more. Verify interchangeability with system specifications before substitution.

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