Seal, Conical, Flared Tube Fitting4730-01-312-3475

NSN 4730-01-312-3475 · NIIN 013123475

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

Government record, cited

Also searched as 4730-01-312-3475 · 4730013123475 · NIIN 013123475 · 01-312-3475 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings

Nearby stock numbers ← 4730-01-312-3103 Reducer, Tube · 4730-01-312-3604 Tee, Pipe to Tube →

4730-01-312-3475 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Seal,conical,flared Tube Fitting — FSC 4730
Style Designator: SEAL
Wall Thickness: 0.005 INCHES NOMINAL IN
Outside Diameter: 0.555 INCHES NOMINAL IN
Body Length: 0.060 INCHES NOMINAL IN
Material: STEEL

Identification

NSN: 4730-01-312-3475
NIIN: 013123475
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Seal,conical,flared Tube Fitting, cataloged under National Stock Number 4730-01-312-3475, 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 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4730-01-312-3475
Item Name	Seal,conical,flared Tube Fitting
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Style Designator	SEAL
Wall Thickness	0.005 INCHES NOMINAL IN
Outside Diameter	0.555 INCHES NOMINAL IN
Body Length	0.060 INCHES NOMINAL IN
Material	STEEL

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
651-525-9007	3/2 Design control — primary reference U.S. Government activity

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 4730-01-312-3475?

NSN 4730-01-312-3475 is a Seal,conical,flared Tube Fitting, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-312-3475?

Key specifications for 4730-01-312-3475: Style Designator: SEAL; Overall Length: 0.162 INCHES NOMINAL IN; Wall Thickness: 0.005 INCHES NOMINAL IN; Outside Diameter: 0.555 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-312-3475 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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