Hose, Air Duct4720-01-577-1481

NSN 4720-01-577-1481 · NIIN 015771481 · Part number WA123-1.25-101-6

Arrowhead Products Corp · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 70628

Government record, cited

NSN 4720-01-577-1481 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-577-1481. Manufacturer of record part number: WA123-1.25-101-6.

Also searched as 4720-01-577-1481 · 4720015771481 · NIIN 015771481 · 01-577-1481 · FSC 4720 Hose and Flexible Tubing · CAGE 70628 · WA123-1.25-101-6

Nearby stock numbers ← 4720-01-577-1480 · 4720-01-577-1486 Hose Assembly, Nonmetallic →

4720-01-577-1481 — Hose and Flexible Tubing

Features

Hose,air Duct — FSC 4720
Measuring Method and Length: 25.250 INCHES NOMINAL OVERALL IN
Minimum Inside Bending Radius: 0.375 INCHES IN
Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
Cross-Sectional Shape Style: ROUND
Outside Diameter: 1.500 INCHES NOMINAL BOTH ENDS IN
Operating Pressure: 20.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Inside Diameter: 1.250 INCHES NOMINAL BOTH ENDS IN

Identification

NSN: 4720-01-577-1481
NIIN: 015771481
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: WA123-1.25-101-6
Manufacturer: Arrowhead Products Corp

General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-577-1481, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Arrowhead Products Corp. Government technical data includes 8 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	4720-01-577-1481
Primary Part Number	WA123-1.25-101-6
Item Name	Hose,air Duct
FSC / FSG	4720 / 47 — Hose and Flexible Tubing
Manufacturer	Arrowhead Products Corp
Status	ACTIVE
Measuring Method and Length	25.250 INCHES NOMINAL OVERALL IN
Minimum Inside Bending Radius	0.375 INCHES IN
Style Designator	HELICALLY WOUND CONTINOUS WIRE SUPPORTED
Cross-Sectional Shape Style	ROUND
Outside Diameter	1.500 INCHES NOMINAL BOTH ENDS IN
Operating Pressure	20.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Inside Diameter	1.250 INCHES NOMINAL BOTH ENDS IN
Material	PLASTIC AND STEEL ALL PLIES

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
WA123-1.25-101-6 PRIMARY	Arrowhead Products Corp (USA)

No interchangeability data on file.

Other items in FSC 4720 — Hose and Flexible Tubing

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4720-00-000-0080

HOSE ASSEMBLY,NONMETALLIC

4720-00-000-0081

4720-00-000-0081 · Item name not on file

4720-00-000-0084

HOSE,PREFORMED

4720-00-000-0724

4720-00-000-0724 · Item name not on file

4720-00-001-0014

HOSE ASSEMBLY,NONMETALLIC

4720-00-001-0015

4720-00-001-0015 · Item name not on file

4720-00-001-0023

HOSE ASSEMBLY,NONMETALLIC

4720-00-001-0025

4720-00-001-0025 · Item name not on file

Frequently Asked Questions

What is NSN 4720-01-577-1481?

NSN 4720-01-577-1481 is a Hose,air Duct, manufactured by Arrowhead Products Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-577-1481?

NSN 4720-01-577-1481 has 1 manufacturer part number on file: WA123-1.25-101-6 (Arrowhead Products Corp).

What are the specifications of WA123-1.25-101-6?

Key specifications for WA123-1.25-101-6: Measuring Method and Length: 25.250 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 0.375 INCHES IN; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-577-1481 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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