PartsTable TECHNICAL DATA SHEET

NSN 4730-01-587-5818Government record, cited

Adapter, Straight, Pipe to Tube4730-01-587-5818

NSN 4730-01-587-5818 · NIIN 015875818 · Part number HW20226

Armatec Survivability Corp Div Armatec Survivability · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE L0782

Government record, cited

NSN 4730-01-587-5818 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-587-5818. Manufacturer of record part number: HW20226.

Also searched as 4730-01-587-5818 · 4730015875818 · NIIN 015875818 · 01-587-5818 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE L0782 · HW20226 · 66PMTBH-4-4

Nearby stock numbers ← 4730-01-587-5817 Clamp, Hose · 4730-01-587-5826 Adapter, Straight, Pipe to Hose →

4730-01-587-5818 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Adapter,straight,pipe to Tube — FSC 4730
Nominal Length: 1.280 INCHES ALL ENDS IN
Connection Type: THREADED EXTERNAL HOSE SECOND END
Nominal Thread Size: 0.250 INCHES FIRST END IN
Nominal Outside Diameter: 0.687 INCHES ALL ENDS IN
1 manufacturer part number on file
Manufacturer of record: Armatec Survivability Corp Div Armatec Survivability

Identification

NSN: 4730-01-587-5818
NIIN: 015875818
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: HW20226
Manufacturer: Armatec Survivability Corp Div Armatec Survivability

General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-587-5818, 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 Armatec Survivability Corp Div Armatec Survivability. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4730-01-587-5818
Primary Part Number	HW20226
Item Name	Adapter,straight,pipe to Tube
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Armatec Survivability Corp Div Armatec Survivability
Status	ACTIVE
Nominal Length	1.280 INCHES ALL ENDS IN
Connection Type	THREADED EXTERNAL HOSE SECOND END
Nominal Thread Size	0.250 INCHES FIRST END IN
Nominal Outside Diameter	0.687 INCHES ALL ENDS 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

Part Number	Manufacturer
HW20226	Armatec Survivability Corp Div Armatec Survivability (CAN)

Reference documents

Reference	Meaning
66PMTBH-4-4	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 4730-01-587-5818?

NSN 4730-01-587-5818 is a Adapter,straight,pipe to Tube, manufactured by Armatec Survivability Corp Div Armatec Survivability, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-587-5818?

NSN 4730-01-587-5818 has 1 manufacturer part number on file: HW20226 (Armatec Survivability Corp Div Armatec Survivability).

What are the specifications of HW20226?

Key specifications for HW20226: Nominal Length: 1.280 INCHES ALL ENDS IN; Connection Type: THREADED EXTERNAL HOSE SECOND END; Nominal Thread Size: 0.250 INCHES FIRST END IN; Nominal Outside Diameter: 0.687 INCHES ALL ENDS IN. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-587-5818 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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