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NSN 4730-01-559-1373Government record, cited

Reducer, Quick Disconnect4730-01-559-1373

NSN 4730-01-559-1373 · NIIN 015591373 · Part number 3020158
Echelon Supply and Service, Inc. · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 61125
Government record, cited
NSN 4730-01-559-1373 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-559-1373. Manufacturer of record part number: 3020158.
Also searched as  4730-01-559-1373 · 4730015591373 · NIIN 015591373 · 01-559-1373 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 61125 · 3020158
Nearby stock numbers  ·
Features
  • Reducer,quick Disconnect — FSC 4730
  • Connection Type: INTERNAL QUICK DISCONNECT
  • Style Designator: REDUCER/COUPLING
  • Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Quick Disconnect Nominal Size: 2.500 INCHES FIRST QUICK DISCONNECT END IN
  • Quick Disconnect Nominal Size: 3.000 INCHES SECOND QUICK DISCONNECT END IN
  • Media for Which Designed: WATER
  • 1 manufacturer part number on file
Identification
  • NSN: 4730-01-559-1373
  • NIIN: 015591373
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 3020158
  • Manufacturer: Echelon Supply and Service, Inc.
General Description

The Reducer,quick Disconnect, cataloged under National Stock Number 4730-01-559-1373, 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 Echelon Supply and Service, Inc.. Government technical data includes 6 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
NSN4730-01-559-1373
Primary Part Number3020158
Item NameReducer,quick Disconnect
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerEchelon Supply and Service, Inc.
StatusACTIVE
Connection TypeINTERNAL QUICK DISCONNECT
Style DesignatorREDUCER/COUPLING
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Quick Disconnect Nominal Size2.500 INCHES FIRST QUICK DISCONNECT END IN
Quick Disconnect Nominal Size3.000 INCHES SECOND QUICK DISCONNECT END IN
Media for Which DesignedWATER
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
3020158 PRIMARY Echelon Supply and Service, Inc. (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 4730-01-559-1373?

NSN 4730-01-559-1373 is a Reducer,quick Disconnect, manufactured by Echelon Supply and Service, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-559-1373?

NSN 4730-01-559-1373 has 1 manufacturer part number on file: 3020158 (Echelon Supply and Service, Inc.).

What are the specifications of 3020158?

Key specifications for 3020158: Connection Type: INTERNAL QUICK DISCONNECT; Style Designator: REDUCER/COUPLING; Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Quick Disconnect Nominal Size: 2.500 INCHES FIRST QUICK DISCONNECT END IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-559-1373 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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