PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

USM1008-0001Hose,air Duct

Flexfab Llc · NSN 4720-00-809-0594 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-809-0594 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-809-0594. Primary manufacturer part number: USM1008-0001.
Features
  • Hose,air Duct — FSC 4720
  • Measuring Method and Length: 3.000 INCHES NOMINAL OVERALL IN
  • End Overall Length: 0.250 INCHES NOMINAL BOTH ENDS IN
  • Minimum Inside Bending Radius: 6.000 INCHES IN
  • Inside Diameter: 3.000 INCHES NOMINAL FIRST END IN
  • End Inside Diameter: 3.000 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
  • Wall Thickness: 0.040 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Fiberglass and Rubber Third Ply construction
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-00-809-0594, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Flexfab Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-809-0594
Primary Part NumberUSM1008-0001
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerFlexfab Llc
StatusACTIVE
Measuring Method and Length3.000 INCHES NOMINAL OVERALL IN
End Overall Length0.250 INCHES NOMINAL BOTH ENDS IN
Minimum Inside Bending Radius6.000 INCHES IN
Inside Diameter3.000 INCHES NOMINAL FIRST END IN
End Inside Diameter3.000 INCHES NOMINAL BOTH ENDS IN
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Wall Thickness0.040 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialFIBERGLASS AND RUBBER THIRD PLY
MaterialFIBERGLASS AND RUBBER SECOND PLY
MaterialFIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FOURTH PLY
MaterialFIBERGLASS REINFORCING WIRE
MaterialFIBERGLASS AND RUBBER FIRST PLY
Connection StyleROUND BOTH ENDS
Connection TypeSOFT BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-00-766-68737666873 INTERCHANGEABLE
Shaft,shouldered
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4720-00-809-05960BW147-4 INTERCHANGEABLE
Hose,air Duct
Flexfab Llc
4720-00-810-868610-20353-501 INTERCHANGEABLE
Hose,air Duct
The Boeing Company Div Defense
4720-00-810-91730BW147 INTERCHANGEABLE
Hose,air Duct
Flexfab Llc
4720-00-810-91754782-2 INTERCHANGEABLE
Hose,air Duct
Flexco, Inc
4720-00-816-27360BW147-13 INTERCHANGEABLE
Hose,air Duct
Flexfab Llc
4720-00-838-77110BW147-11 INTERCHANGEABLE
Hose,air Duct
Flexfab Llc
5120-00-892-240547821 INTERCHANGEABLE
Die,crimping Tool
Te Connectivity Corporation
4720-01-218-344810-20353-504 INTERCHANGEABLE
Hose,air Duct
The Boeing Company Div Defense
5985-01-274-79104T-1 INTERCHANGEABLE
Attenuator,fixed
Spectrum Control Inc Div Weinschel
Cross-Reference Index
Part NumberManufacturer
USM1008-0001 PRIMARY Flexfab Llc (USA)
10-20353 The Boeing Company Div Defense (USA)
4782-1 Flexco, Inc (USA)
BE403-1 Bemco Inc Dba Bemco (USA)
BE403-1 Bemco, Inc (USA)
0BW147-1 Flexfab Llc (USA)
10-20353-1 The Boeing Company Div Defense (USA)
Related Parts
3040-00-766-6873INTERCHANGEABLE
SHAFT,SHOULDERED
7666873
4720-00-809-0596INTERCHANGEABLE
HOSE,AIR DUCT
0BW147-4
4720-00-810-8686INTERCHANGEABLE
HOSE,AIR DUCT
10-20353-501
4720-00-810-9173INTERCHANGEABLE
HOSE,AIR DUCT
0BW147
4720-00-810-9175INTERCHANGEABLE
HOSE,AIR DUCT
4782-2
4720-00-816-2736INTERCHANGEABLE
HOSE,AIR DUCT
0BW147-13
4720-00-838-7711INTERCHANGEABLE
HOSE,AIR DUCT
0BW147-11
5120-00-892-2405INTERCHANGEABLE
DIE,CRIMPING TOOL
47821
4720-01-218-3448INTERCHANGEABLE
HOSE,AIR DUCT
10-20353-504
5985-01-274-7910INTERCHANGEABLE
ATTENUATOR,FIXED
4T-1
5985-01-279-3977INTERCHANGEABLE
ATTENUATOR,FIXED
4782-1
6665-01-572-5171INTERCHANGEABLE
NBC CONSOLE
47821

Frequently Asked Questions

What is NSN 4720-00-809-0594?

NSN 4720-00-809-0594 is a Hose,air Duct, manufactured by Flexfab Llc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-809-0594?

NSN 4720-00-809-0594 has 7 cross-referenced part numbers: USM1008-0001 (Flexfab Llc), 10-20353 (The Boeing Company Div Defense), 4782-1 (Flexco, Inc), BE403-1 (Bemco Inc Dba Bemco), BE403-1 (Bemco, Inc) and 2 more.

What NSN replaces 4720-00-809-0594?

There are 12 known substitutes for 4720-00-809-0594: 3040-00-766-6873, 4720-00-809-0596, 4720-00-810-8686 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of USM1008-0001?

Key specifications for USM1008-0001: Measuring Method and Length: 3.000 INCHES NOMINAL OVERALL IN; End Overall Length: 0.250 INCHES NOMINAL BOTH ENDS IN; Special Features: U/O B-52; Minimum Inside Bending Radius: 6.000 INCHES IN. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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