PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FC173-20Hose Assembly,nonmetallic

Danfoss Power Solutions II, Llc · NSN 4720-01-337-5128 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-337-5128 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-337-5128. Primary manufacturer part number: FC173-20.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Inside Diameter: 1.125 INCHES NOMINAL IN
  • Minimum Inside Bending Radius: 4.500 INCHES IN
  • Outside Diameter: 1.518 INCHES NOMINAL IN
  • Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER BRAIDED FIBER
  • Burst Test Pressure: 1200.0 POUNDS PER SQUARE INCH LBS
  • Specification/standard Data: 81349-MIL-H-13444 GOVERNMENT SPECIFICATION
  • Hydrostatic Test Pressure: 600.0 POUNDS PER SQUARE INCH LBS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-337-5128, 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 Danfoss Power Solutions II, Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN4720-01-337-5128
Primary Part NumberFC173-20
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Inside Diameter1.125 INCHES NOMINAL IN
Minimum Inside Bending Radius4.500 INCHES IN
Outside Diameter1.518 INCHES NOMINAL IN
Layer Composition and Location1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER BRAIDED FIBER
Burst Test Pressure1200.0 POUNDS PER SQUARE INCH LBS
Specification/standard Data81349-MIL-H-13444 GOVERNMENT SPECIFICATION
Hydrostatic Test Pressure600.0 POUNDS PER SQUARE INCH LBS
Inside Surface ConditionSMOOTH
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Nondefinitive Spec/std Data3 TYPE AND 20 SIZE
Temp Rating-65.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3040-01-170-980822350 INTERCHANGEABLE
Shoe,tamper
Stone Construction Equipment, Inc.
5940-01-600-572224320 INTERCHANGEABLE
Terminal Board
Ribbon Communications Federal Inc.
Cross-Reference Index
Part NumberManufacturer
FC173-20 Danfoss Power Solutions II, Llc (USA)
243-20 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MIL-H-13444,TYPE III,SIZE 20 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-H-13444 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-13444 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M13444, TYPE III, SIZE 20 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3040-01-170-9808INTERCHANGEABLE
SHOE,TAMPER
22350
5940-01-600-5722INTERCHANGEABLE
TERMINAL BOARD
24320

Frequently Asked Questions

What is NSN 4720-01-337-5128?

NSN 4720-01-337-5128 is a Hose Assembly,nonmetallic, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-337-5128?

NSN 4720-01-337-5128 has 6 cross-referenced part numbers: FC173-20 (Danfoss Power Solutions II, Llc), 243-20 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MIL-H-13444,TYPE III,SIZE 20 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-H-13444 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-13444 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 4720-01-337-5128?

There are 2 known substitutes for 4720-01-337-5128: 3040-01-170-9808, 5940-01-600-5722. Verify interchangeability with system specifications before substitution.

What are the specifications of FC173-20?

Key specifications for FC173-20: Inside Diameter: 1.125 INCHES NOMINAL IN; Minimum Inside Bending Radius: 4.500 INCHES IN; Outside Diameter: 1.518 INCHES NOMINAL IN; Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER BRAIDED FIBER. 13 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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