NSN 4730-01-552-4391 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-552-4391. Manufacturer of record part number: 12H63-28A.
Also searched as4730-01-552-4391 ·
4730015524391 ·
NIIN 015524391 ·
01-552-4391 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 24984 · 12H63-28A · 63551-28A
Nearby stock numbers← 4730-01-552-4298 Tee, Pipe
·
4730-01-552-4442 Restrictor Unit, Fluid Flow →
4730-01-552-4391 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupling Half,quick Disconnect — FSC 4730
2 manufacturer part numbers on file
Manufacturer of record: Hydraflow
Identification
NSN: 4730-01-552-4391
NIIN: 015524391
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 12H63-28A
Manufacturer: Hydraflow
General Description
The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-552-4391, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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 4730-01-552-4391?
NSN 4730-01-552-4391 is a Coupling Half,quick Disconnect, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-552-4391?
NSN 4730-01-552-4391 has 2 manufacturer part numbers on file: 63551-28A (Transdigm Inc Div Adelwiggins Group), 12H63-28A (Hydraflow).
What are the specifications of 12H63-28A?
Key specifications for 12H63-28A: Part Name Assigned by Controlling Agency: HALF COUPLING ASSEMBLY; End Item Identification: C5 AMP/RERP. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-552-4391 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 4730-01-552-4391?
NSN 4730-01-552-4391 has DEMIL Code Q. 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.