PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203-5925-11Hose Assembly,metallic

Senior Operations Llc Div Senior Aerospace Ssp · NSN 4720-00-056-9582 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-056-9582 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-056-9582. Primary manufacturer part number: 203-5925-11.
Features
  • Hose Assembly,metallic — FSC 4720
  • Connection Style: SWIVEL NUT FLARE SECOND END
  • Connection Style: SWIVEL NUT FLARE FIRST END
  • Thread Direction: RIGHT-HAND SECOND END
  • Thread Direction: RIGHT-HAND FIRST END
  • Cross-Sectional Shape Style: ROUND
  • Inside Diameter: 0.380 INCHES NOMINAL IN
  • Thread Class: 3B SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-056-9582, 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 Senior Operations Llc Div Senior Aerospace Ssp. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-056-9582
Primary Part Number203-5925-11
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerSenior Operations Llc Div Senior Aerospace Ssp
StatusACTIVE
Connection StyleSWIVEL NUT FLARE SECOND END
Connection StyleSWIVEL NUT FLARE FIRST END
Thread DirectionRIGHT-HAND SECOND END
Thread DirectionRIGHT-HAND FIRST END
Cross-Sectional Shape StyleROUND
Inside Diameter0.380 INCHES NOMINAL IN
Thread Class3B SECOND END
Temp Rating-65.0 CELSIUS AND 1100.0 CELSIUS SINGLE RESPONSE DEGC
Inner Conveying Tube StyleANNULAR OPEN-PITCH CORRUGATED
Nominal Thread Size0.750 INCHES SECOND END IN
Thread Series DesignatorUNF SECOND END
Seat Angle37.0 DEGREES SECOND END
Flow Angle90.0 DEGREES FIRST END
Hydrostatic Test Pressure500.0 POUNDS PER SQUARE INCH LBS
Measuring Method and Length29.500 INCHES NOMINAL WORKING IN
Operating Pressure110.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Nominal Thread Size0.750 INCHES FIRST END IN
Thread Series DesignatorUNF FIRST END
Layer Composition and LocationOUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
Outer Covering Environmental ProtectionABRASION RESISTANT
FSC Application DataPOWER PLANT ASSEMBLY,AIRCRAFT
Seat Angle37.0 DEGREES FIRST END
Thread Class3B FIRST END
Exterior ColorNATURAL
Minimum Inside Bending Radius4.000 INCHES IN
Outside Diameter0.760 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-370-1289 INTERCHANGEABLE
Wrench,tommy
Cross-Reference Index
Part NumberManufacturer
203-5925-11 PRIMARY Senior Operations Llc Div Senior Aerospace Ssp (USA)
73404 Senior Flexonics Inc (USA)
32-50178-11 The Boeing Company Div Defense (USA)
MB73404 PRIMARY Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
73404 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
32-50178-11 Aircraft Metal Products Corp. (USA)
Related Parts
5120-00-370-1289INTERCHANGEABLE
WRENCH,TOMMY

Frequently Asked Questions

What is NSN 4720-00-056-9582?

NSN 4720-00-056-9582 is a Hose Assembly,metallic, manufactured by Senior Operations Llc Div Senior Aerospace Ssp, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-056-9582?

NSN 4720-00-056-9582 has 6 cross-referenced part numbers: 203-5925-11 (Senior Operations Llc Div Senior Aerospace Ssp), 73404 (Senior Flexonics Inc), 32-50178-11 (The Boeing Company Div Defense), MB73404 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 73404 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division) and 1 more.

What NSN replaces 4720-00-056-9582?

There is 1 known substitute for 4720-00-056-9582: 5120-00-370-1289. Verify interchangeability with system specifications before substitution.

What are the specifications of 203-5925-11?

Key specifications for 203-5925-11: Connection Style: SWIVEL NUT FLARE SECOND END; Connection Style: SWIVEL NUT FLARE FIRST END; Thread Direction: RIGHT-HAND SECOND END; Thread Direction: RIGHT-HAND FIRST END. 26 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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