Restrictor, Fluid Flow4730-01-175-5330

NSN 4730-01-175-5330 · NIIN 011755330

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

Government record, cited

Also searched as 4730-01-175-5330 · 4730011755330 · NIIN 011755330 · 01-175-5330 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 46296E259 · 46296E259 · 4730PL0678899

Nearby stock numbers ← 4730-01-175-5272 Strainer Element, Sediment · 4730-01-175-5338 →

4730-01-175-5330 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Restrictor,fluid Flow — FSC 4730
Length: 4.500 INCHES NOMINAL IN
Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
Design Type: TUBULAR
Outside Diameter: 3.500 INCHES NOMINAL IN
Material: STEEL
Orifice Diameter: 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN

Identification

NSN: 4730-01-175-5330
NIIN: 011755330
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-175-5330, 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 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4730-01-175-5330
Item Name	Restrictor,fluid Flow
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Length	4.500 INCHES NOMINAL IN
Thread Provision	UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
Design Type	TUBULAR
Outside Diameter	3.500 INCHES NOMINAL IN
Material	STEEL
Orifice Diameter	0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN

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
46296E259	C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity
46296E259	3/2 Design control — primary reference U.S. Government activity
4730PL0678899	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index

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 4730-01-175-5330?

NSN 4730-01-175-5330 is a Restrictor,fluid Flow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-175-5330?

Key specifications for 4730-01-175-5330: Length: 4.500 INCHES NOMINAL IN; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: TUBULAR; Outside Diameter: 3.500 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-175-5330 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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