PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2624943-1Hose Assembly,nonmetallic

Naval Sea Systems Command · NSN 4720-00-009-3404 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-009-3404 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-009-3404. Primary manufacturer part number: 2624943-1.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Connection Style: SWIVEL NUT FLARE SECOND END
  • Thread Class: 3B FIRST END
  • Thread Direction: RIGHT-HAND FIRST END
  • Outside Diameter: 0.535 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
  • Temp Rating: -55.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Thread Class: 3B SECOND END
  • Connection Style: SWIVEL NUT FLARE FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-009-3404, 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 Naval Sea Systems Command. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN4720-00-009-3404
Primary Part Number2624943-1
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Connection StyleSWIVEL NUT FLARE SECOND END
Thread Class3B FIRST END
Thread DirectionRIGHT-HAND FIRST END
Outside Diameter0.535 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
Temp Rating-55.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Class3B SECOND END
Connection StyleSWIVEL NUT FLARE FIRST END
Thread Series DesignatorUNF FIRST END
Layer Composition and Location2ND LAYER BRAIDED WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED FABRIC AND 1ST LAYER BRAIDED FABRIC
Connection TypeTHREADED INTERNAL TUBE SECOND END
Nominal Thread Size0.500 INCHES SECOND END IN
Measuring Method and Length96.000 INCHES NOMINAL WORKING IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Outer Covering Environmental ProtectionFUEL RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT AND OZONE RESISTANT
Burst Test Pressure6000.0 POUNDS PER SQUARE INCH LBS
Hydrostatic Test Pressure3000.0 POUNDS PER SQUARE INCH LBS
Seat Angle37.0 DEGREES SECOND END
Flow Angle90.0 DEGREES SECOND END
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Inside Surface ConditionSMOOTH
Specification/standard Data81349-MIL-H-13444 GOVERNMENT SPECIFICATION
Flow Angle45.0 DEGREES FIRST END
Nominal Thread Size0.500 INCHES FIRST END IN
Thread Series DesignatorUNF SECOND END
Seat Angle37.0 DEGREES FIRST END
Minimum Inside Bending Radius1.000 INCHES IN
Inside Diameter0.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND SECOND END
Nondefinitive Spec/std Data3 TYPE
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-934-27982624943 INTERCHANGEABLE
Connector,plug,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
2624943-1 Naval Ship Systems Command (USA)
MIL-DTL-13444 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
2624943 Naval Ship Systems Command (USA)
2624943-1 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5935-00-934-2798INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2624943

Frequently Asked Questions

What is NSN 4720-00-009-3404?

NSN 4720-00-009-3404 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-009-3404?

NSN 4720-00-009-3404 has 5 cross-referenced part numbers: 2624943-1 (Naval Ship Systems Command), MIL-DTL-13444 (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), 2624943 (Naval Ship Systems Command), 2624943-1 (Naval Sea Systems Command).

What NSN replaces 4720-00-009-3404?

There is 1 known substitute for 4720-00-009-3404: 5935-00-934-2798. Verify interchangeability with system specifications before substitution.

What are the specifications of 2624943-1?

Key specifications for 2624943-1: Connection Style: SWIVEL NUT FLARE SECOND END; Thread Class: 3B FIRST END; Thread Direction: RIGHT-HAND FIRST END; Outside Diameter: 0.535 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN. 30 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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