Nut, Tube Coupling4730-01-296-5698

NSN 4730-01-296-5698 · NIIN 012965698

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

Government record, cited

Also searched as 4730-01-296-5698 · 4730012965698 · NIIN 012965698 · 01-296-5698 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings

Nearby stock numbers ← 4730-01-296-5581 Adapter, Straight, Pipe to Hose · 4730-01-296-5704 Reducer, Tube →

4730-01-296-5698 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Nut,tube Coupling — FSC 4730
Width Across Flats: 2.187 INCHES NOMINAL IN
Thread Series: UNEF
Thread Direction: RIGHT-HAND
Nominal Thread Size: 2.000 INCHES IN
Nut Height: 0.641 INCHES NOMINAL IN
Surface Treatment: ANODIZE OVERALL
Nut Style: TUBE COUPLING

Identification

NSN: 4730-01-296-5698
NIIN: 012965698
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-01-296-5698, 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 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4730-01-296-5698
Item Name	Nut,tube Coupling
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Width Across Flats	2.187 INCHES NOMINAL IN
Thread Series	UNEF
Thread Direction	RIGHT-HAND
Nominal Thread Size	2.000 INCHES IN
Nut Height	0.641 INCHES NOMINAL IN
Surface Treatment	ANODIZE OVERALL
Nut Style	TUBE COUPLING
Thread Class	2B
Thread Quantity Per Inch	16
Material	ALUMINUM ALLOY 2024 OVERALL
Fabrication Method	MACHINED
Smallest Inside Diameter	1.797 INCHES NOMINAL IN
Nominal Tube Outside Diameter	1.500 INCHES 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
T15-150AZ	3/9 Design control — primary reference Eaton Aviation Corporation

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 4730-01-296-5698?

NSN 4730-01-296-5698 is a Nut,tube Coupling, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-296-5698?

Key specifications for 4730-01-296-5698: Width Across Flats: 2.187 INCHES NOMINAL IN; Thread Series: UNEF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 2.000 INCHES IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-296-5698 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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