NSN 4730-01-349-2420 · NIIN 013492420 · Part number 6397389-23
Naval Sea Systems Command · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4730-01-349-2420 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-349-2420. Manufacturer of record part number: 6397389-23.
Also searched as4730-01-349-2420 ·
4730013492420 ·
NIIN 013492420 ·
01-349-2420 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 6397389-23 · 6397389 PIECE 23
4730-01-349-2420 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Restrictor,fluid Flow — FSC 4730
Length: 0.370 INCHES NOMINAL IN
Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED
Design Type: TUBULAR
Thread Series: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
Thread Size Designator: 0.380-16 LOCATION NOT OTHERWISE SPECIFIED
Thread Class: 3A LOCATION NOT OTHERWISE SPECIFIED A
Orifice Diameter: 0.078 INCHES NOMINAL IN
Identification
NSN: 4730-01-349-2420
NIIN: 013492420
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 6397389-23
Manufacturer: Naval Sea Systems Command
General Description
The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-349-2420, 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 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.
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 4730-01-349-2420?
NSN 4730-01-349-2420 is a Restrictor,fluid Flow, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-349-2420?
NSN 4730-01-349-2420 has 2 manufacturer part numbers on file: 6397389 PIECE 23 (Naval Sea Systems Command), 6397389-23 (Naval Sea Systems Command).
What are the specifications of 6397389-23?
Key specifications for 6397389-23: Length: 0.370 INCHES NOMINAL IN; Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: TUBULAR; Thread Series: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-349-2420 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.