NSN 3020-00-931-4940 · NIIN 009314940 · Part number 539711-2
Instruments and Flight Research, Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 22525
Government record, cited
NSN 3020-00-931-4940 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-931-4940. Manufacturer of record part number: 539711-2.
Also searched as3020-00-931-4940 ·
3020009314940 ·
NIIN 009314940 ·
00-931-4940 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 22525 · 539711-2
Manufacturer of record: Instruments and Flight Research, Inc.
Identification
NSN: 3020-00-931-4940
NIIN: 009314940
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 539711-2
Manufacturer: Instruments and Flight Research, Inc.
General Description
The Gear,spur, cataloged under National Stock Number 3020-00-931-4940, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Instruments and Flight Research, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Gear,spur
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
Instruments and Flight Research, Inc. (CAGE 22525)
Technical Specifications
Parameter
Value
NSN
3020-00-931-4940
Primary Part Number
539711-2
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file
Frequently Asked Questions
What is NSN 3020-00-931-4940?
NSN 3020-00-931-4940 is a Gear,spur, manufactured by Instruments and Flight Research, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-00-931-4940?
NSN 3020-00-931-4940 has 1 manufacturer part number on file: 539711-2 (Instruments and Flight Research, Inc.).
Is NSN 3020-00-931-4940 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.