PartsTable TECHNICAL DATA SHEET
NSN 4720-01-643-8608Government record, cited

Hose, Air Duct4720-01-643-8608

NSN 4720-01-643-8608 · NIIN 016438608 · Part number 3003345-P2
Hdt Expeditionary Systems Inc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 0WJE1
Government record, cited
NSN 4720-01-643-8608 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-643-8608. Manufacturer of record part number: 3003345-P2.
Also searched as  4720-01-643-8608 · 4720016438608 · NIIN 016438608 · 01-643-8608 · FSC 4720 Hose and Flexible Tubing · CAGE 0WJE1 · 3003345-P2
Nearby stock numbers  ·
Features
  • Hose,air Duct — FSC 4720
  • Outside Length: 72.0 INCHES NOMINAL BOTH ENDS IN
  • Connection Style: ROUND BOTH ENDS
  • Connection Type: SOFT BOTH ENDS
  • Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
  • Cross-Sectional Shape Style: ROUND
  • Inside Diameter: 16.0 INCHES NOMINAL BOTH ENDS IN
  • End Inside Diameter: 16.75 INCHES NOMINAL BOTH ENDS IN
Identification
  • NSN: 4720-01-643-8608
  • NIIN: 016438608
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 3003345-P2
  • Manufacturer: Hdt Expeditionary Systems Inc
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-643-8608, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hdt Expeditionary Systems Inc. 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
ParameterValue
NSN4720-01-643-8608
Primary Part Number3003345-P2
Item NameHose,air Duct
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Outside Length72.0 INCHES NOMINAL BOTH ENDS IN
Connection StyleROUND BOTH ENDS
Connection TypeSOFT BOTH ENDS
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Cross-Sectional Shape StyleROUND
Inside Diameter16.0 INCHES NOMINAL BOTH ENDS IN
End Inside Diameter16.75 INCHES NOMINAL BOTH ENDS IN
MaterialPLASTIC POLYESTER SINGLE PLY
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3003345-P2 PRIMARY Hdt Expeditionary Systems Inc (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 4720-01-643-8608?

NSN 4720-01-643-8608 is a Hose,air Duct, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-643-8608?

NSN 4720-01-643-8608 has 1 manufacturer part number on file: 3003345-P2 (Hdt Expeditionary Systems Inc).

What are the specifications of 3003345-P2?

Key specifications for 3003345-P2: Outside Length: 72.0 INCHES NOMINAL BOTH ENDS IN; Connection Style: ROUND BOTH ENDS; Connection Type: SOFT BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-643-8608 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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