PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L680099-11Hose,air Duct

Raytheon Company Dba Raytheon Co · NSN 4720-00-585-3879 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-585-3879 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-585-3879. Primary manufacturer part number: L680099-11.
Features
  • Hose,air Duct — FSC 4720
  • Cross-Sectional Shape Style: ROUND
  • End Inside Diameter: 9.000 INCHES NOMINAL BOTH ENDS IN
  • Measuring Method and Length: 136.000 INCHES NOMINAL OVERALL IN
  • Material: COTTON AND RUBBER CHLOROPRENE CLASS CR SECOND PLY
  • Material: STEEL CORROSION RESISTING REINFORCING WIRE
  • Minimum Inside Bending Radius: 9.000 INCHES IN
  • End Overall Length: 1.500 INCHES NOMINAL BOTH ENDS IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Cotton and Rubber Chloroprene Class Cr Second Ply construction
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-00-585-3879, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-585-3879
Primary Part NumberL680099-11
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Cross-Sectional Shape StyleROUND
End Inside Diameter9.000 INCHES NOMINAL BOTH ENDS IN
Measuring Method and Length136.000 INCHES NOMINAL OVERALL IN
MaterialCOTTON AND RUBBER CHLOROPRENE CLASS CR SECOND PLY
MaterialSTEEL CORROSION RESISTING REINFORCING WIRE
Minimum Inside Bending Radius9.000 INCHES IN
End Overall Length1.500 INCHES NOMINAL BOTH ENDS IN
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY ID AND LG
MaterialCOTTON AND RUBBER CHLOROPRENE CLASS CR FIRST PLY
Inside Diameter9.000 INCHES NOMINAL FIRST END IN
Features ProvidedOZONE RESISTANT
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Connection TypeSOFT BOTH ENDS
Hose Weight11.200 OUNCES PER LINEAR FOOT OZ
Connection StyleROUND BOTH ENDS
Wall Thickness0.030 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4720-00-585-38804074-5 INTERCHANGEABLE
Hose,air Duct
Flexaust Inc
4720-00-585-68214074-10 INTERCHANGEABLE
Hose,air Duct
Flexaust Inc
Cross-Reference Index
Part NumberManufacturer
L680099-11 Raytheon Company Dba Raytheon Co (USA)
SC1X Flexaust Inc (USA)
Related Parts
4720-00-585-3880INTERCHANGEABLE
HOSE,AIR DUCT
4074-5
4720-00-585-6821INTERCHANGEABLE
HOSE,AIR DUCT
4074-10

Frequently Asked Questions

What is NSN 4720-00-585-3879?

NSN 4720-00-585-3879 is a Hose,air Duct, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-585-3879?

NSN 4720-00-585-3879 has 2 cross-referenced part numbers: L680099-11 (Raytheon Company Dba Raytheon Co), SC1X (Flexaust Inc).

What NSN replaces 4720-00-585-3879?

There are 2 known substitutes for 4720-00-585-3879: 4720-00-585-3880, 4720-00-585-6821. Verify interchangeability with system specifications before substitution.

What are the specifications of L680099-11?

Key specifications for L680099-11: Cross-Sectional Shape Style: ROUND; End Inside Diameter: 9.000 INCHES NOMINAL BOTH ENDS IN; Measuring Method and Length: 136.000 INCHES NOMINAL OVERALL IN; Material: COTTON AND RUBBER CHLOROPRENE CLASS CR SECOND PLY. 17 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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