PartsTable TECHNICAL DATA SHEET
NSN 4720-01-177-8376Government record, cited

Hose Assembly, Nonmetallic4720-01-177-8376

NSN 4720-01-177-8376 · NIIN 011778376 · Part number 558793
Dana Off Highway Products, Llc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 77237
Government record, cited
NSN 4720-01-177-8376 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-177-8376. Manufacturer of record part number: 558793.
Also searched as  4720-01-177-8376 · 4720011778376 · NIIN 011778376 · 01-177-8376 · FSC 4720 Hose and Flexible Tubing · CAGE 77237 · 558793
Nearby stock numbers  ·
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Flow Angle: 90.0 DEGREES SECOND END
  • Measuring Method and Length: 53.000 INCHES NOMINAL OVERALL IN
  • Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Flange Thickness: 0.320 INCHES NOMINAL FIRST END IN
  • Flange Thickness: 0.320 INCHES NOMINAL SECOND END IN
  • Minimum Inside Bending Radius: 8.000 INCHES IN
  • Connection Style: PLAIN W/ GASKET GROOVE (SAE FLANGED HEAD) SECOND END
Identification
  • NSN: 4720-01-177-8376
  • NIIN: 011778376
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 558793
  • Manufacturer: Dana Off Highway Products, Llc
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-177-8376, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-177-8376
Primary Part Number558793
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerDana Off Highway Products, Llc
StatusACTIVE
Flow Angle90.0 DEGREES SECOND END
Measuring Method and Length53.000 INCHES NOMINAL OVERALL IN
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Flange Thickness0.320 INCHES NOMINAL FIRST END IN
Flange Thickness0.320 INCHES NOMINAL SECOND END IN
Minimum Inside Bending Radius8.000 INCHES IN
Connection StylePLAIN W/ GASKET GROOVE (SAE FLANGED HEAD) SECOND END
Connection StylePLAIN W/ GASKET GROOVE (SAE FLANGED HEAD) FIRST END
Flange Outside Diameter2.375 INCHES NOMINAL FIRST END IN
Flange Outside Diameter2.000 INCHES NOMINAL SECOND END IN
End Connection DesignELBOW SECOND END
End Connection DesignSTRAIGHT FIRST END
Layer Composition and Location1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER SPIRALLY LAID STEEL WIRE AND 3RD LAYER BRAIDED TEXTILE YARN AND OUTER LAYER SPIRALLY WRAPPED RUBBER FABRIC
Connection TypePLAIN FACE FLANGE FIRST END
Connection TypePLAIN FACE FLANGE SECOND END
Cross-Sectional Shape StyleROUND
Outside Diameter1.800 INCHES NOMINAL IN
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Exterior ColorBLACK
Inside Diameter1.250 INCHES NOMINAL IN
Inside Surface ConditionSMOOTH
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Hydrostatic Test Pressure400.0 POUNDS PER SQUARE INCH LBS
Burst Test Pressure800.0 POUNDS PER SQUARE INCH LBS
Flange StyleROUND W/ OUT BOLT HOLES FIRST END
Flange StyleROUND W/ OUT BOLT HOLES SECOND END
End Flange ConstructionSOLID SECOND END
End Flange ConstructionSOLID FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5985-01-274-52222901561-3 POSSIBLE MATCH
WAVEGUIDE ASSEMBLY
Possible match (shared part number)Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
558793 PRIMARY Dana Off Highway Products, Llc (USA)
Reference documents
ReferenceMeaning
558793 3/9 Design control — primary reference
Clark Equipment Co
Related Parts
5985-01-274-5222POSSIBLE MATCH
WAVEGUIDE ASSEMBLY
2901561-3

Frequently Asked Questions

What is NSN 4720-01-177-8376?

NSN 4720-01-177-8376 is a Hose Assembly,nonmetallic, manufactured by Dana Off Highway Products, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-177-8376?

NSN 4720-01-177-8376 has 1 manufacturer part number on file: 558793 (Dana Off Highway Products, Llc).

What NSN replaces 4720-01-177-8376?

1 possible match (shared part number, not a government interchangeability claim): 5985-01-274-5222. Verify interchangeability with system specifications before substitution.

What are the specifications of 558793?

Key specifications for 558793: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 53.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.320 INCHES NOMINAL FIRST END IN. 28 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-177-8376 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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