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NSN 4730-00-451-9232Government record, cited

Nut Assembly, Tube Coupling4730-00-451-9232

NSN 4730-00-451-9232 · NIIN 004519232 · Part number VC504-28C
Hydraflow · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 24984
Government record, cited
NSN 4730-00-451-9232 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-451-9232. Manufacturer of record part number: VC504-28C.
Also searched as  4730-00-451-9232 · 4730004519232 · NIIN 004519232 · 00-451-9232 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 24984 · VC504-28C · 63651L117G28
Nearby stock numbers  ·
Features
  • Nut Assembly,tube Coupling — FSC 4730
  • Tube Outside Diameter for Which Designed: 2.000 INCHES NOMINAL IN
  • Style Designator: NUT ASSEMBLY
  • Outside Diameter: 2.625 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Size: 2-1/2-14
  • Screw Thread Series Designator: UNS
  • Thread Class: 2B
Identification
  • NSN: 4730-00-451-9232
  • NIIN: 004519232
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: VC504-28C
  • Manufacturer: Hydraflow
General Description

The Nut Assembly,tube Coupling, cataloged under National Stock Number 4730-00-451-9232, 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 Hydraflow. Government technical data includes 8 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
NSN4730-00-451-9232
Primary Part NumberVC504-28C
Item NameNut Assembly,tube Coupling
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerHydraflow
StatusACTIVE
Tube Outside Diameter for Which Designed2.000 INCHES NOMINAL IN
Style DesignatorNUT ASSEMBLY
Outside Diameter2.625 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Size2-1/2-14
Screw Thread Series DesignatorUNS
Thread Class2B
MaterialALUMINUM ALLOY
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
63651L117G28 Transdigm Inc Div Adelwiggins Group (USA)
VC504-28C PRIMARY Hydraflow (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 4730-00-451-9232?

NSN 4730-00-451-9232 is a Nut Assembly,tube Coupling, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-451-9232?

NSN 4730-00-451-9232 has 2 manufacturer part numbers on file: 63651L117G28 (Transdigm Inc Div Adelwiggins Group), VC504-28C (Hydraflow).

What are the specifications of VC504-28C?

Key specifications for VC504-28C: Tube Outside Diameter for Which Designed: 2.000 INCHES NOMINAL IN; Style Designator: NUT ASSEMBLY; Overall Length: 0.609 INCHES NOMINAL IN; Outside Diameter: 2.625 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-451-9232 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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