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NSN 4720-01-481-5071Government record, cited
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Hose, Air Duct4720-01-481-5071

NSN 4720-01-481-5071 · NIIN 014815071
FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings
Government record, cited
Also searched as  4720-01-481-5071 · 4720014815071 · NIIN 014815071 · 01-481-5071 · FSC 4720 Hose and Flexible Tubing · MIL-PRF-62028C · M6202812565821
Nearby stock numbers  ·
END VIEW L 21.000 INCHES NOMINAL OVERALL IN PIPE CROSS SECTION
4720-01-481-5071 — Hose and Flexible Tubing
Features
  • Hose,air Duct — FSC 4720
  • Measuring Method and Length: 21.000 INCHES NOMINAL OVERALL IN
  • Connection Type: PLAIN BOTH ENDS
  • Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
  • Cross-Sectional Shape Style: ROUND
  • Operating Pressure: 5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL EXTERNAL LBS
  • Features Provided: FUNGUS RESISTANT TREATMENT AND OZONE RESISTANT
  • Inside Diameter: 3.500 INCHES NOMINAL FIRST END IN
Identification
  • NSN: 4720-01-481-5071
  • NIIN: 014815071
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-481-5071, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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
ParameterValue
NSN4720-01-481-5071
Item NameHose,air Duct
FSC / FSG4720 / 47 — Hose and Flexible Tubing
StatusACTIVE
Measuring Method and Length21.000 INCHES NOMINAL OVERALL IN
Connection TypePLAIN BOTH ENDS
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Cross-Sectional Shape StyleROUND
Operating Pressure5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL EXTERNAL LBS
Features ProvidedFUNGUS RESISTANT TREATMENT AND OZONE RESISTANT
Inside Diameter3.500 INCHES NOMINAL FIRST END IN
MaterialRUBBER ALL PLIES
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
MIL-PRF-62028C 4/1 Identification reference
U.S. Government activity
M6202812565821 2/2 Government specification standardization
U.S. Government activity

Frequently Asked Questions

What is NSN 4720-01-481-5071?

NSN 4720-01-481-5071 is a Hose,air Duct, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What are the specifications of 4720-01-481-5071?

Key specifications for 4720-01-481-5071: Measuring Method and Length: 21.000 INCHES NOMINAL OVERALL IN; Connection Type: PLAIN BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-481-5071 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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