PartsTable TECHNICAL DATA SHEET

NSN 4730-01-666-3267Government record, cited

Plug, Pipe4730-01-666-3267

NSN 4730-01-666-3267 · NIIN 016663267 · Part number 2141HX

Oshkosh Defense Llc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 75Q65

Government record, cited

NSN 4730-01-666-3267 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-666-3267. Manufacturer of record part number: 2141HX.

Also searched as 4730-01-666-3267 · 4730016663267 · NIIN 016663267 · 01-666-3267 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 75Q65 · 2141HX

Nearby stock numbers ← 4730-01-666-3220 Tee, Pipe · 4730-01-666-3357 Fitting, Lubrication →

4730-01-666-3267 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Plug,pipe — FSC 4730
Nominal Pipe Size for Which Designed: 0.38 INCHES IN
Core Depth: 0.190 INCHES NOMINAL IN
Drive End Style: RECESSED SQUARE
Thread Direction: RIGHT-HAND EXTERNAL
Thread Quantity Per Inch: 18.0 EXTERNAL
Material: STEEL OVERALL
Thread Series Designator: NPT EXTERNAL

Identification

NSN: 4730-01-666-3267
NIIN: 016663267
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 2141HX
Manufacturer: Oshkosh Defense Llc

General Description

The Plug,pipe, cataloged under National Stock Number 4730-01-666-3267, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-666-3267
Primary Part Number	2141HX
Item Name	Plug,pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Oshkosh Defense Llc
Status	ACTIVE
Nominal Pipe Size for Which Designed	0.38 INCHES IN
Core Depth	0.190 INCHES NOMINAL IN
Drive End Style	RECESSED SQUARE
Thread Direction	RIGHT-HAND EXTERNAL
Thread Quantity Per Inch	18.0 EXTERNAL
Material	STEEL OVERALL
Thread Series Designator	NPT EXTERNAL

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

Part Number	Manufacturer
2141HX PRIMARY	Oshkosh Defense Llc (USA)

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 4730-01-666-3267?

NSN 4730-01-666-3267 is a Plug,pipe, manufactured by Oshkosh Defense Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-666-3267?

NSN 4730-01-666-3267 has 1 manufacturer part number on file: 2141HX (Oshkosh Defense Llc).

What are the specifications of 2141HX?

Key specifications for 2141HX: Nominal Pipe Size for Which Designed: 0.38 INCHES IN; Core Depth: 0.190 INCHES NOMINAL IN; Drive End Style: RECESSED SQUARE; Thread Direction: RIGHT-HAND EXTERNAL. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-666-3267 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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