PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

346-4801-484681ALT8PCF1866Hose Assembly,nonmetallic

Naval Ship Systems Command · NSN 4720-00-369-2857 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-369-2857 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-369-2857. Primary manufacturer part number: 346-4801-484681ALT8PCF1866.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Connection Style: PLAIN FIRST END
  • Media for Which Designed: AIR AND HYDRAULIC FLUID SINGLE RESPONSE
  • Burst Test Pressure: 5000.0 POUNDS PER SQUARE INCH LBS
  • Minimum Inside Bending Radius: 3.000 INCHES IN
  • Thread Series Designator: NPTF FIRST END
  • Outside Diameter: 0.562 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-369-2857, 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 Ship Systems Command. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-369-2857
Primary Part Number346-4801-484681ALT8PCF1866
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection StylePLAIN FIRST END
Media for Which DesignedAIR AND HYDRAULIC FLUID SINGLE RESPONSE
Burst Test Pressure5000.0 POUNDS PER SQUARE INCH LBS
Minimum Inside Bending Radius3.000 INCHES IN
Thread Series DesignatorNPTF FIRST END
Outside Diameter0.562 INCHES NOMINAL IN
Measuring Method and Length12.000 INCHES NOMINAL OVERALL IN
Cross-Sectional Shape StyleROUND
Outer Covering Environmental ProtectionHYDRAULIC SOLUTION RESISTANT
Layer Composition and Location2ND LAYER BRAIDED RAYON CORD AND 1ST LAYER BRAIDED RAYON CORD AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
Inside Diameter0.250 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES FIRST END IN
End Connection DesignSTRAIGHT FIRST END
Thread DirectionRIGHT-HAND FIRST END
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Inside Surface ConditionSMOOTH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-152-5212 INTERCHANGEABLE
Spring,helical,compression
4730-00-257-2100118760 INTERCHANGEABLE
Tee,pipe to Tube
Rolls-Royce Solutions America Inc
4530-01-234-7358D-3-2 INTERCHANGEABLE
Diffuser,burner,oil
Todd Combustion Inc
Cross-Reference Index
Part NumberManufacturer
2765-18PCF1866 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
346-4801-484681ALT8PCF1866 PRIMARY Naval Ship Systems Command (USA)
D1GF04-04GFXGF12 Parker Hannifin Corp Hose Products Div (USA)
D32 Anchor Coupling Co Inc (USA)
D1GF0404MBX04MB12 Parker Hannifin Corp Hose Products Div (USA)
Related Parts
5360-00-152-5212INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4730-00-257-2100INTERCHANGEABLE
TEE,PIPE TO TUBE
118760
4530-01-234-7358INTERCHANGEABLE
DIFFUSER,BURNER,OIL
D-3-2

Frequently Asked Questions

What is NSN 4720-00-369-2857?

NSN 4720-00-369-2857 is a Hose Assembly,nonmetallic, manufactured by Naval Ship Systems Command, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-369-2857?

NSN 4720-00-369-2857 has 5 cross-referenced part numbers: 2765-18PCF1866 (Electric Boat Corporation Div General Dynamics Electric Boat), 346-4801-484681ALT8PCF1866 (Naval Ship Systems Command), D1GF04-04GFXGF12 (Parker Hannifin Corp Hose Products Div), D32 (Anchor Coupling Co Inc), D1GF0404MBX04MB12 (Parker Hannifin Corp Hose Products Div).

What NSN replaces 4720-00-369-2857?

There are 3 known substitutes for 4720-00-369-2857: 5360-00-152-5212, 4730-00-257-2100, 4530-01-234-7358. Verify interchangeability with system specifications before substitution.

What are the specifications of 346-4801-484681ALT8PCF1866?

Key specifications for 346-4801-484681ALT8PCF1866: Connection Type: THREADED EXTERNAL PIPE FIRST END; Connection Style: PLAIN FIRST END; Media for Which Designed: AIR AND HYDRAULIC FLUID SINGLE RESPONSE; Burst Test Pressure: 5000.0 POUNDS PER SQUARE INCH LBS. 17 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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