Tailpiece, Union4730-01-338-7713

NSN 4730-01-338-7713 · NIIN 013387713

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

Government record, cited

Also searched as 4730-01-338-7713 · 4730013387713 · NIIN 013387713 · 01-338-7713 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 2007671PC3 · 2640-248PC3

Nearby stock numbers ← 4730-01-338-7700 Restrictor, Fluid Flow · 4730-01-338-8040 Plug, Tube Fitting, Threaded →

4730-01-338-7713 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Tailpiece,union — FSC 4730
Flange Thickness: 1.438 INCHES NOMINAL IN
Material: COPPER ALLOY 706
Flange Outside Diameter: 8.125 INCHES NOMINAL IN

Identification

NSN: 4730-01-338-7713
NIIN: 013387713
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Tailpiece,union, cataloged under National Stock Number 4730-01-338-7713, 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 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4730-01-338-7713
Item Name	Tailpiece,union
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Flange Thickness	1.438 INCHES NOMINAL IN
Material	COPPER ALLOY 706
Flange Outside Diameter	8.125 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
2007671PC3	5/2 Secondary reference U.S. Government activity
2640-248PC3	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 4730-01-338-7713?

NSN 4730-01-338-7713 is a Tailpiece,union, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-338-7713?

Key specifications for 4730-01-338-7713: Flange Thickness: 1.438 INCHES NOMINAL IN; Overall Length: 6.125 INCHES NOMINAL IN; Special Features: FOR BALL VALVE SIZE 3.500 IN.,650 PSI MAX IN; Material: COPPER ALLOY 706. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-338-7713 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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