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NSN 4730-01-289-1747Government record, cited

Sleeve, Flared, Tube Fitting4730-01-289-1747

NSN 4730-01-289-1747 · NIIN 012891747 · Part number 5525589
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 4730-01-289-1747 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-289-1747. Manufacturer of record part number: 5525589.
Also searched as  4730-01-289-1747 · 4730012891747 · NIIN 012891747 · 01-289-1747 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 5525589
Nearby stock numbers  ·
Features
  • Sleeve,flared,tube Fitting — FSC 4730
  • Seat Angle in Deg: 45.0
  • Style Designator: SLEEVE
  • Sleeve Outside Diameter: 2.047 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
  • Surface Treatment: OXIDE
  • Flange Width: 0.250 INCHES NOMINAL IN
  • Material: STEEL COMP 4130
Identification
  • NSN: 4730-01-289-1747
  • NIIN: 012891747
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 5525589
  • Manufacturer: Naval Sea Systems Command
General Description

The Sleeve,flared,tube Fitting, cataloged under National Stock Number 4730-01-289-1747, 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 10 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
NSN4730-01-289-1747
Primary Part Number5525589
Item NameSleeve,flared,tube Fitting
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNaval Sea Systems Command
StatusACTIVE
Seat Angle in Deg45.0
Style DesignatorSLEEVE
Sleeve Outside Diameter2.047 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Surface TreatmentOXIDE
Flange Width0.250 INCHES NOMINAL IN
MaterialSTEEL COMP 4130
Flange Outside Diameter2.125 INCHES NOMINAL IN
Metallic Hardness Rating28.0 MINIMUM ROCKWELL C AND 32.0 MAXIMUM ROCKWELL C
Hose/tube Outside Diameter for Which Designed1.850 INCHES NOMINAL 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
5525589 PRIMARY Naval Sea Systems Command (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 4730-01-289-1747?

NSN 4730-01-289-1747 is a Sleeve,flared,tube Fitting, 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 4730-01-289-1747?

NSN 4730-01-289-1747 has 1 manufacturer part number on file: 5525589 (Naval Sea Systems Command).

What are the specifications of 5525589?

Key specifications for 5525589: Seat Angle in Deg: 45.0; Style Designator: SLEEVE; Overall Length: 4.000 INCHES NOMINAL IN; Sleeve Outside Diameter: 2.047 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-289-1747 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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