Ferrule, Brazing, Tube Fitting4730-01-031-4779

NSN 4730-01-031-4779 · NIIN 010314779

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

Government record, cited

Also searched as 4730-01-031-4779 · 4730010314779 · NIIN 010314779 · 01-031-4779 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings

Nearby stock numbers ← 4730-01-031-4683 · 4730-01-031-4950 Plug, Hoist and Jack Pad, Aft →

4730-01-031-4779 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Ferrule,brazing,tube Fitting — FSC 4730
Style Designator: GASKET SEAL
Sleeve Outside Diameter: 3.250 INCHES NOMINAL IN
Casehardening Indicator: NOT CASEHARDENED
Flange Width: 0.375 INCHES NOMINAL IN
Material: STEEL
Flange Outside Diameter: 3.375 INCHES NOMINAL IN

Identification

NSN: 4730-01-031-4779
NIIN: 010314779
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Ferrule,brazing,tube Fitting, cataloged under National Stock Number 4730-01-031-4779, 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6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-031-4779
Item Name	Ferrule,brazing,tube Fitting
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Style Designator	GASKET SEAL
Sleeve Outside Diameter	3.250 INCHES NOMINAL IN
Casehardening Indicator	NOT CASEHARDENED
Flange Width	0.375 INCHES NOMINAL IN
Material	STEEL
Flange Outside Diameter	3.375 INCHES NOMINAL 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
FERRULE	3/9 Design control — primary reference Condenser Specialties and Repairs Inc

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 4730-01-031-4779?

NSN 4730-01-031-4779 is a Ferrule,brazing,tube Fitting, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-031-4779?

Key specifications for 4730-01-031-4779: Style Designator: GASKET SEAL; Sleeve Outside Diameter: 3.250 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED; Flange Width: 0.375 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-031-4779 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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