Restrictor Unit, Fluid Flow4730-01-409-1256

NSN 4730-01-409-1256 · NIIN 014091256

FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings

Government record, cited

Also searched as 4730-01-409-1256 · 4730014091256 · NIIN 014091256 · 01-409-1256 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · JEDA1875320D · 21103 FIND 91

Nearby stock numbers ← 4730-01-409-1255 Restrictor, Fluid Flow · 4730-01-409-1257 Plug, Pipe →

4730-01-409-1256 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Restrictor Unit,fluid Flow — FSC 4730
Design Type: STRAIGHT
Material: STEEL CORROSION RESISTING BODY

Identification

NSN: 4730-01-409-1256
NIIN: 014091256
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-409-1256, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-409-1256
Item Name	Restrictor Unit,fluid Flow
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Design Type	STRAIGHT
Material	STEEL CORROSION RESISTING BODY

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
JEDA1875320D	3/2 Design control — primary reference U.S. Government activity
21103 FIND 91	5/9 Secondary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace

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 4730-01-409-1256?

NSN 4730-01-409-1256 is a Restrictor Unit,fluid Flow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-409-1256?

Key specifications for 4730-01-409-1256: Design Type: STRAIGHT; End Item Identification: SEAWOLF CLASS SSN; Material: STEEL CORROSION RESISTING BODY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-409-1256 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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