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NSN 3040-01-346-9830Government record, cited

Shaft, Shouldered3040-01-346-9830

NSN 3040-01-346-9830 · NIIN 013469830 · Part number 6511582
Naval Sea Systems Command · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3040-01-346-9830 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-346-9830. Manufacturer of record part number: 6511582.
Also searched as  3040-01-346-9830 · 3040013469830 · NIIN 013469830 · 01-346-9830 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 53711 · 6511582
Nearby stock numbers  ·
Features
  • Shaft,shouldered — FSC 3040
  • Second End External Thread Length: 0.2000 INCHES NOMINAL IN
  • Step Quantity: 5
  • First End Diameter: 0.3740 INCHES NOMINAL IN
  • Second End Diameter: 0.2500 INCHES NOMINAL IN
  • First End Style: INTERNAL THREADED
  • First End Internal Thread Length: 0.2500 INCHES NOMINAL IN
  • Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
Identification
  • NSN: 3040-01-346-9830
  • NIIN: 013469830
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 6511582
  • Manufacturer: Naval Sea Systems Command
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-346-9830, 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 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-346-9830
Primary Part Number6511582
Item NameShaft,shouldered
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerNaval Sea Systems Command
StatusACTIVE
Second End External Thread Length0.2000 INCHES NOMINAL IN
Step Quantity5
First End Diameter0.3740 INCHES NOMINAL IN
Second End Diameter0.2500 INCHES NOMINAL IN
First End StyleINTERNAL THREADED
First End Internal Thread Length0.2500 INCHES NOMINAL IN
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
End SimilarityNOT IDENTICAL
Second End StyleEXTERNAL THREADED
MaterialSTEEL COMP 303
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
6511582 PRIMARY Naval Sea Systems Command (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 3040-01-346-9830?

NSN 3040-01-346-9830 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-346-9830?

NSN 3040-01-346-9830 has 1 manufacturer part number on file: 6511582 (Naval Sea Systems Command).

What are the specifications of 6511582?

Key specifications for 6511582: Second End External Thread Length: 0.2000 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 0.3740 INCHES NOMINAL IN; Second End Diameter: 0.2500 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-346-9830 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.
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