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NSN 4720-01-645-3227Government record, cited
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Hose, Air Duct4720-01-645-3227

NSN 4720-01-645-3227 · NIIN 016453227 · Part number AS1503-06B0242
Sae International Dba Sae International · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 0U583
Government record, cited
NSN 4720-01-645-3227 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-645-3227. Manufacturer of record part number: AS1503-06B0242.
Also searched as  4720-01-645-3227 · 4720016453227 · NIIN 016453227 · 01-645-3227 · FSC 4720 Hose and Flexible Tubing · CAGE 0U583 · AS1503-06B0242 · SAE-AS1503 · SAE-AS1501
Nearby stock numbers  ·
END VIEW L 24.0 INCHES NOMINAL OVERALL IN PIPE CROSS SECTION
4720-01-645-3227 — Hose and Flexible Tubing
Features
  • Hose,air Duct — FSC 4720
  • Measuring Method and Length: 24.0 INCHES NOMINAL OVERALL IN
  • Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
  • Inside Diameter: 1.5 INCHES NOMINAL BOTH ENDS IN
  • Material: FIBERGLASS COVER
  • 1 manufacturer part number on file
  • Manufacturer of record: Sae International Dba Sae International
Identification
  • NSN: 4720-01-645-3227
  • NIIN: 016453227
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: AS1503-06B0242
  • Manufacturer: Sae International Dba Sae International
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-645-3227, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-645-3227
Primary Part NumberAS1503-06B0242
Item NameHose,air Duct
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerSae International Dba Sae International
StatusACTIVE
Measuring Method and Length24.0 INCHES NOMINAL OVERALL IN
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Inside Diameter1.5 INCHES NOMINAL BOTH ENDS IN
MaterialFIBERGLASS COVER
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-645-3239AS1503-06B0170 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Sae International Dba Sae International
4720-01-645-3487AS1503-06B0142 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Sae International Dba Sae International
4720-01-645-3502AS1503-06B0153 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Sae International Dba Sae International
4720-01-670-7554AS1503-06B0072 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Lockheed Martin Corp
4720-01-692-1439AS1503-06B0210 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS1503-06B0242 PRIMARY Sae International Dba Sae International (USA)
Reference documents
ReferenceMeaning
SAE-AS1503 3/1 Design control — primary reference
Sae International Dba Sae International
SAE-AS1501 3/1 Design control — primary reference
Sae International Dba Sae International
AS1503-06B0242 5/9 Secondary reference
U.S. Government activity
Related Parts
4720-01-645-3239POSSIBLE MATCH
HOSE,AIR DUCT
AS1503-06B0170
4720-01-645-3487POSSIBLE MATCH
HOSE,AIR DUCT
AS1503-06B0142
4720-01-645-3502POSSIBLE MATCH
HOSE,AIR DUCT
AS1503-06B0153
4720-01-670-7554POSSIBLE MATCH
HOSE,AIR DUCT
AS1503-06B0072
4720-01-692-1439POSSIBLE MATCH
HOSE,AIR DUCT
AS1503-06B0210

Frequently Asked Questions

What is NSN 4720-01-645-3227?

NSN 4720-01-645-3227 is a Hose,air Duct, manufactured by Sae International Dba Sae International, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-645-3227?

NSN 4720-01-645-3227 has 1 manufacturer part number on file: AS1503-06B0242 (Sae International Dba Sae International).

What NSN replaces 4720-01-645-3227?

5 possible matches (shared part number, not a government interchangeability claim): 4720-01-645-3239, 4720-01-645-3487, 4720-01-645-3502. Verify interchangeability with system specifications before substitution.

What are the specifications of AS1503-06B0242?

Key specifications for AS1503-06B0242: Measuring Method and Length: 24.0 INCHES NOMINAL OVERALL IN; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Inside Diameter: 1.5 INCHES NOMINAL BOTH ENDS IN; Special Features: GRADE B, WEIGHT 0.16 LBS LBS. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-645-3227 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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