PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43509Gear,spur

Air Techniques, Inc. · NSN 3020-01-384-7296 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-384-7296 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-384-7296. Primary manufacturer part number: 43509.
Features
  • Gear,spur — FSC 3020
  • 2 verified cross-references
  • Primary manufacturer: Air Techniques, Inc.
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-384-7296, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Air Techniques, Inc.. This item has 2 commercial cross-references from 2 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
NSN3020-01-384-7296
Primary Part Number43509
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAir Techniques, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-158-825843509 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3455-00-313-655835182 INTERCHANGEABLE
Cutter,milling,end
Niagara Cutter Inc
5120-01-398-771100943509000 INTERCHANGEABLE
Socket,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5330-01-548-8922855001 INTERCHANGEABLE
Retainer,seal
Bourns Inc
6635-01-601-452243509 INTERCHANGEABLE
Magnetic Inspection Unit,portabl
Illinois Tool Works, Inc. Div Magnaflux
Cross-Reference Index
Part NumberManufacturer
LL-H36-8331 Naval Medical Material Support Command Detachment (USA)
43509 PRIMARY Air Techniques, Inc. (USA)
Related Parts
3110-00-158-8258INTERCHANGEABLE
BEARING,BALL,ANNULAR
43509
3455-00-313-6558INTERCHANGEABLE
CUTTER,MILLING,END
35182
5120-01-398-7711INTERCHANGEABLE
SOCKET,SOCKET WRENCH
00943509000
5330-01-548-8922INTERCHANGEABLE
RETAINER,SEAL
855001
6635-01-601-4522INTERCHANGEABLE
MAGNETIC INSPECTION UNIT,PORTABL
43509

Frequently Asked Questions

What is NSN 3020-01-384-7296?

NSN 3020-01-384-7296 is a Gear,spur, manufactured by Air Techniques, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-384-7296?

NSN 3020-01-384-7296 has 2 cross-referenced part numbers: LL-H36-8331 (Naval Medical Material Support Command Detachment), 43509 (Air Techniques, Inc.).

What NSN replaces 3020-01-384-7296?

There are 5 known substitutes for 3020-01-384-7296: 3110-00-158-8258, 3455-00-313-6558, 5120-01-398-7711 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43509?

Key specifications for 43509: End Item Identification: 6525-01-291-8387; Special Features: SHAFT GEAR; 24 TOOTH; REPAIR PART FOR PROCESSING MACHINE,PHOTOGRAPHIC FILM; CAGE 53542; P/N 43005; MDL A/T2000. 2 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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