PartsTable TECHNICAL DATA SHEET
NSN 4730-01-596-8498Government record, cited

Restrictor, Fluid Flow4730-01-596-8498

NSN 4730-01-596-8498 · NIIN 015968498 · Part number 2123350-31
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 10001
Government record, cited
NSN 4730-01-596-8498 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-596-8498. Manufacturer of record part number: 2123350-31.
Also searched as  4730-01-596-8498 · 4730015968498 · NIIN 015968498 · 01-596-8498 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 10001 · 2123350-31
Nearby stock numbers  ·
Features
  • Restrictor,fluid Flow — FSC 4730
  • Length: 0.270 INCHES NOMINAL IN
  • Thread Provision: THREADED SINGLE PROVISION
  • Design Type: TUBULAR, HEX SHAPE
  • Thread Series: ANPT SINGLE PROVISION
  • Thread Length: 0.270 INCHES NOMINAL SINGLE PROVISION IN
  • Outside Diameter: 0.125 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND SINGLE PROVISION
Identification
  • NSN: 4730-01-596-8498
  • NIIN: 015968498
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 2123350-31
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-596-8498, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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
NSN4730-01-596-8498
Primary Part Number2123350-31
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Length0.270 INCHES NOMINAL IN
Thread ProvisionTHREADED SINGLE PROVISION
Design TypeTUBULAR, HEX SHAPE
Thread SeriesANPT SINGLE PROVISION
Thread Length0.270 INCHES NOMINAL SINGLE PROVISION IN
Outside Diameter0.125 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND SINGLE PROVISION
Thread Size DesignatorNPT SINGLE PROVISION
MaterialSTEEL
Orifice Diameter0.125 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
2123350-31 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (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 4730-01-596-8498?

NSN 4730-01-596-8498 is a Restrictor,fluid Flow, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-596-8498?

NSN 4730-01-596-8498 has 1 manufacturer part number on file: 2123350-31 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 2123350-31?

Key specifications for 2123350-31: Length: 0.270 INCHES NOMINAL IN; Thread Provision: THREADED SINGLE PROVISION; Design Type: TUBULAR, HEX SHAPE; Thread Series: ANPT SINGLE PROVISION. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-596-8498 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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