NSN 3040-00-214-9955 · NIIN 002149955 · Part number 40643
Instruments and Flight Research, Inc. · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 22525
Government record, cited
NSN 3040-00-214-9955 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-214-9955. Manufacturer of record part number: 40643.
Also searched as3040-00-214-9955 ·
3040002149955 ·
NIIN 002149955 ·
00-214-9955 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 22525 · 40643
Manufacturer of record: Instruments and Flight Research, Inc.
Identification
NSN: 3040-00-214-9955
NIIN: 002149955
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 40643
Manufacturer: Instruments and Flight Research, Inc.
General Description
The Gearshaft,spur, cataloged under National Stock Number 3040-00-214-9955, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) 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. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Gearshaft,spur
FSC / FSG
3040 — Miscellaneous Power Transmission Equipment (FSG 30)
Manufacturers
Instruments and Flight Research, Inc. (CAGE 22525)
Technical Specifications
Parameter
Value
NSN
3040-00-214-9955
Primary Part Number
40643
Item Name
Gearshaft,spur
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Instruments and Flight Research, Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1560-00-233-897740643POSSIBLE MATCH
STABILIZER ASSEMBLY
Possible match (shared part number)Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5815-00-251-6948POSSIBLE MATCH
PLATE,TELETYPEWRITER RETRACTOR
Possible match (shared part number)
5950-00-518-2810L285028-2POSSIBLE MATCH
TRANSFORMER,PULSE
Possible match (shared part number)Raytheon Company Dba Raytheon Co
4820-00-925-3218A-7532POSSIBLE MATCH
VALVE,BLEEDER,HYDRAULIC SYSTEM
Possible match (shared part number)Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
5985-01-489-059140-6-43POSSIBLE MATCH
ATTENUATOR,FIXED
Possible match (shared part number)Spectrum Control Inc Div Weinschel
NSN 3040-00-214-9955 is a Gearshaft,spur, manufactured by Instruments and Flight Research, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-00-214-9955?
NSN 3040-00-214-9955 has 1 manufacturer part number on file: 40643 (Instruments and Flight Research, Inc.).
What NSN replaces 3040-00-214-9955?
5 possible matches (shared part number, not a government interchangeability claim): 1560-00-233-8977, 5815-00-251-6948, 5950-00-518-2810. Verify interchangeability with system specifications before substitution.
Is NSN 3040-00-214-9955 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.
What is the DEMIL code for NSN 3040-00-214-9955?
NSN 3040-00-214-9955 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.