PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203-4960-0256Hose Assembly,metallic

Senior Operations Llc Div Senior Aerospace Ssp · NSN 4720-00-633-6069 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-633-6069 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-633-6069. Primary manufacturer part number: 203-4960-0256.
Features
  • Hose Assembly,metallic — FSC 4720
  • Thread Class: 3B FIRST END
  • Measuring Method and Length: 25.750 INCHES NOMINAL WORKING IN
  • Seat Angle: 45.0 DEGREES FIRST END
  • Minimum Inside Bending Radius: 5.000 INCHES IN
  • Outer Covering Environmental Protection: CORROSION RESISTANT
  • Hydrostatic Test Pressure: 3000.0 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Size: 0.562 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-633-6069, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN4720-00-633-6069
Primary Part Number203-4960-0256
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerSenior Operations Llc Div Senior Aerospace Ssp
StatusACTIVE
Thread Class3B FIRST END
Measuring Method and Length25.750 INCHES NOMINAL WORKING IN
Seat Angle45.0 DEGREES FIRST END
Minimum Inside Bending Radius5.000 INCHES IN
Outer Covering Environmental ProtectionCORROSION RESISTANT
Hydrostatic Test Pressure3000.0 POUNDS PER SQUARE INCH LBS
Nominal Thread Size0.562 INCHES FIRST END IN
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Layer Composition and LocationOUTER LAYER BRAIDED STEEL WIRE
Features ProvidedIDENTICAL ENDS
Connection StyleSWIVEL NUT FLARE FIRST END
Burst Test Pressure6000.0 POUNDS PER SQUARE INCH LBS
Inner Conveying Tube StyleINTERLOCKED UNPACKED
Layer Composition and Location1ST LAYER BRAIDED STEEL WIRE
Inside Diameter0.375 INCHES NOMINAL IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Cross-Sectional Shape StyleROUND
Exterior ColorNATURAL
End Connection DesignSTRAIGHT FIRST END
Thread DirectionRIGHT-HAND FIRST END
Outside Diameter0.750 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5930-00-076-5661 INTERCHANGEABLE
Switch Section,rotary
5340-01-469-8470A20005-9 INTERCHANGEABLE
Clamp,loop
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
203-4960-0256 PRIMARY Senior Operations Llc Div Senior Aerospace Ssp (USA)
A203-4960-0256 Senior Operations Llc Div Senior Aerospace Ssp (USA)
A200059 Flexible Metal Inc (USA)
Related Parts
5930-00-076-5661INTERCHANGEABLE
SWITCH SECTION,ROTARY
5340-01-469-8470INTERCHANGEABLE
CLAMP,LOOP
A20005-9

Frequently Asked Questions

What is NSN 4720-00-633-6069?

NSN 4720-00-633-6069 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 4720-00-633-6069?

NSN 4720-00-633-6069 has 3 cross-referenced part numbers: 203-4960-0256 (Senior Operations Llc Div Senior Aerospace Ssp), A203-4960-0256 (Senior Operations Llc Div Senior Aerospace Ssp), A200059 (Flexible Metal Inc).

What NSN replaces 4720-00-633-6069?

There are 2 known substitutes for 4720-00-633-6069: 5930-00-076-5661, 5340-01-469-8470. Verify interchangeability with system specifications before substitution.

What are the specifications of 203-4960-0256?

Key specifications for 203-4960-0256: Thread Class: 3B FIRST END; Measuring Method and Length: 25.750 INCHES NOMINAL WORKING IN; Seat Angle: 45.0 DEGREES FIRST END; Minimum Inside Bending Radius: 5.000 INCHES IN. 22 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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