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NSN 3040-01-503-8985Government record, cited

Shaft, Drive, Flexible3040-01-503-8985

NSN 3040-01-503-8985 · NIIN 015038985 · Part number 7491071
Naval Sea Systems Command · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3040-01-503-8985 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-503-8985. Manufacturer of record part number: 7491071.
Also searched as  3040-01-503-8985 · 3040015038985 · NIIN 015038985 · 01-503-8985 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 53711 · 7491071
Nearby stock numbers  ·
Features
  • Shaft,drive,flexible — FSC 3040
  • Cross Section Size and Location: 0.249 INCHES NOMINAL DIAMETER IN
  • Size Designator: 150L7A SHAFT
  • Outside Diameter: 0.150 INCHES NOMINAL IN
  • End Overall Length: 0.750 INCHES NOMINAL IN
  • Unit Type: SOLID METAL
  • Material: STEEL CORROSION RESISTING SHAFT
  • End Type: ROUND MALE
Identification
  • NSN: 3040-01-503-8985
  • NIIN: 015038985
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 7491071
  • Manufacturer: Naval Sea Systems Command
General Description

The Shaft,drive,flexible, cataloged under National Stock Number 3040-01-503-8985, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-503-8985
Primary Part Number7491071
Item NameShaft,drive,flexible
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerNaval Sea Systems Command
StatusACTIVE
Cross Section Size and Location0.249 INCHES NOMINAL DIAMETER IN
Size Designator150L7A SHAFT
Outside Diameter0.150 INCHES NOMINAL IN
End Overall Length0.750 INCHES NOMINAL IN
Unit TypeSOLID METAL
MaterialSTEEL CORROSION RESISTING SHAFT
End TypeROUND MALE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
7491071 PRIMARY Naval Sea Systems Command (USA)
7491071 L3 Technologies, Inc. Div L3 Keo (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-503-8985?

NSN 3040-01-503-8985 is a Shaft,drive,flexible, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-503-8985?

NSN 3040-01-503-8985 has 2 manufacturer part numbers on file: 7491071 (Naval Sea Systems Command), 7491071 (L3 Technologies, Inc. Div L3 Keo).

What are the specifications of 7491071?

Key specifications for 7491071: Cross Section Size and Location: 0.249 INCHES NOMINAL DIAMETER IN; Size Designator: 150L7A SHAFT; Overall Length: 4.375 INCHES NOMINAL IN; Outside Diameter: 0.150 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-503-8985 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 3040-01-503-8985?

NSN 3040-01-503-8985 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.
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