PartsTable TECHNICAL DATA SHEET
NSN 4730-00-244-4583Government record, cited

Nut, Tube Coupling4730-00-244-4583

NSN 4730-00-244-4583 · NIIN 002444583 · Part number WU15345
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 10001
Government record, cited
NSN 4730-00-244-4583 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-244-4583. Manufacturer of record part number: WU15345.
Also searched as  4730-00-244-4583 · 4730002444583 · NIIN 002444583 · 00-244-4583 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 10001 · WU15345 · SP15345
Nearby stock numbers  ·
Features
  • Nut,tube Coupling — FSC 4730
  • Length to Shoulder: 0.563 INCHES NOMINAL IN
  • Width Across Flats: 0.938 INCHES NOMINAL IN
  • Thread Series: UNF
  • Material Document and Classification: MIL-S-853,CLASS 6,TYPE @E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.750 INCHES IN
  • Nut Height: 0.750 INCHES NOMINAL IN
Identification
  • NSN: 4730-00-244-4583
  • NIIN: 002444583
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: WU15345
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-00-244-4583, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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
NSN4730-00-244-4583
Primary Part NumberWU15345
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Length to Shoulder0.563 INCHES NOMINAL IN
Width Across Flats0.938 INCHES NOMINAL IN
Thread SeriesUNF
Material Document and ClassificationMIL-S-853,CLASS 6,TYPE @E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Nominal Thread Size0.750 INCHES IN
Nut Height0.750 INCHES NOMINAL IN
Nut StyleTUBE COUPLING
Thread Class2B
Thread Quantity Per Inch16
MaterialSTEEL OVERALL
Smallest Inside Diameter0.531 INCHES NOMINAL IN
Nominal Tube Outside Diameter0.500 INCHES IN
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
WU15345 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
SP15345 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-00-244-4583?

NSN 4730-00-244-4583 is a Nut,tube Coupling, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-244-4583?

NSN 4730-00-244-4583 has 2 manufacturer part numbers on file: WU15345 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), SP15345 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of WU15345?

Key specifications for WU15345: Length to Shoulder: 0.563 INCHES NOMINAL IN; Width Across Flats: 0.938 INCHES NOMINAL IN; Thread Series: UNF; Material Document and Classification: MIL-S-853,CLASS 6,TYPE @E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-244-4583 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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