PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

654658Hose Assembly,nonmetallic

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 4720-00-320-0740 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-320-0740 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-320-0740. Primary manufacturer part number: 654658.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Layer Composition and Location: 2ND LAYER BRAIDED STEEL WIRE AND 1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD
  • Temp Rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Measuring Method and Length: 18.000 INCHES NOMINAL OVERALL IN
  • Connection Style: SWIVEL NUT FLARE FIRST END
  • Burst Test Pressure: 9000.0 POUNDS PER SQUARE INCH LBS
  • Minimum Inside Bending Radius: 5.000 INCHES IN
  • Inside Diameter: 0.313 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-320-0740, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-320-0740
Primary Part Number654658
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Layer Composition and Location2ND LAYER BRAIDED STEEL WIRE AND 1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD
Temp Rating-65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Measuring Method and Length18.000 INCHES NOMINAL OVERALL IN
Connection StyleSWIVEL NUT FLARE FIRST END
Burst Test Pressure9000.0 POUNDS PER SQUARE INCH LBS
Minimum Inside Bending Radius5.000 INCHES IN
Inside Diameter0.313 INCHES NOMINAL IN
Exterior ColorBLACK
Thread DirectionRIGHT-HAND FIRST END
Thread Class3B FIRST END
Thread Series DesignatorUNF FIRST END
Inside Surface ConditionSMOOTH
Hydrostatic Test Pressure4500.0 POUNDS PER SQUARE INCH LBS
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Outside Diameter0.672 INCHES NOMINAL IN
Seat Angle37.0 DEGREES FIRST END
Cross-Sectional Shape StyleROUND
Connection TypeTHREADED INTERNAL TUBE FIRST END
End Connection DesignSTRAIGHT FIRST END
Nominal Thread Size0.562 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5998-00-137-9117BEN230219 INTERCHANGEABLE
Circuit Card Assembly
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5930-01-361-7673 INTERCHANGEABLE
Switch,sensitive
6750-01-427-2511 INTERCHANGEABLE
Film,photographic
4920-01-572-6610 INTERCHANGEABLE
Presssure Gauge,air
Cross-Reference Index
Part NumberManufacturer
230219 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
654658 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5998-00-137-9117INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
BEN230219
5930-01-361-7673INTERCHANGEABLE
SWITCH,SENSITIVE
6750-01-427-2511INTERCHANGEABLE
FILM,PHOTOGRAPHIC
4920-01-572-6610INTERCHANGEABLE
PRESSSURE GAUGE,AIR

Frequently Asked Questions

What is NSN 4720-00-320-0740?

NSN 4720-00-320-0740 is a Hose Assembly,nonmetallic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-320-0740?

NSN 4720-00-320-0740 has 2 cross-referenced part numbers: 230219 (Lockheed Martin Corporation Div Rms - Mitchel Field), 654658 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 4720-00-320-0740?

There are 4 known substitutes for 4720-00-320-0740: 5998-00-137-9117, 5930-01-361-7673, 6750-01-427-2511 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 654658?

Key specifications for 654658: Special Features: W/ONE AN815-6 ADAPTER AND ONE AN832-6 ADAPTER; Layer Composition and Location: 2ND LAYER BRAIDED STEEL WIRE AND 1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD; Temp Rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF; Measuring Method and Length: 18.000 INCHES NOMINAL OVERALL IN. 21 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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