PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531-6985694-F297Hose Assembly,nonmetallic

Naval Sea Systems Command · NSN 4720-01-501-5589 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-501-5589 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-501-5589. Primary manufacturer part number: 531-6985694-F297.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Outside Diameter: 1.500 INCHES NOMINAL IN
  • Minimum Inside Bending Radius: 6.500 INCHES IN
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • Nondefinitive Spec/std Data: 20 SIZE
  • Burst Test Pressure: 2000.0 POUNDS PER SQUARE INCH LBS
  • Operating Pressure: 450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
  • Media for Which Designed: WATER, SALT SINGLE RESPONSE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-501-5589, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-501-5589
Primary Part Number531-6985694-F297
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Outside Diameter1.500 INCHES NOMINAL IN
Minimum Inside Bending Radius6.500 INCHES IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Nondefinitive Spec/std Data20 SIZE
Burst Test Pressure2000.0 POUNDS PER SQUARE INCH LBS
Operating Pressure450.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Media for Which DesignedWATER, SALT SINGLE RESPONSE
Specification/standard Data81349-MIL-H-24136/3 GOVERNMENT SPECIFICATION
Inside Diameter1.120 INCHES NOMINAL IN
Measuring Method and Length11.585 INCHES NOMINAL WORKING IN
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4720-00-187-4283 INTERCHANGEABLE
Hose,nonmetallic
4730-01-501-5017531-6985694-F7 INTERCHANGEABLE
Plate,orifice,fluid
Naval Sea Systems Command
4730-01-501-5019531-6985694-F24 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Naval Sea Systems Command
4730-01-501-5027531-6985694-F23 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Naval Sea Systems Command
4720-01-501-5068531-6985694-F202 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Sea Systems Command
4730-01-501-5074531-6985694-F202-1 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Naval Sea Systems Command
4730-01-501-5461531-6985694-F263-3 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Naval Sea Systems Command
4720-01-501-546848-00-3573MRA INTERCHANGEABLE
Hose,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-501-5471AE38112-2432 INTERCHANGEABLE
Elbow,hose
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-501-6429531-6985694-F263-1 INTERCHANGEABLE
Hose,nonmetallic
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
H655-1502-F297 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
M24136/3-20 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
531-6985694-F297 PRIMARY Naval Sea Systems Command (USA)
MIL-H-24136/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
531-6985694 Naval Sea Systems Command (USA)
H917-3301-53 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
505-7015982-117 Naval Sea Systems Command (USA)
MIL-DTL-24136/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4720-00-187-4283INTERCHANGEABLE
HOSE,NONMETALLIC
4730-01-501-5017INTERCHANGEABLE
PLATE,ORIFICE,FLUID
531-6985694-F7
4730-01-501-5019INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
531-6985694-F24
4730-01-501-5027INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
531-6985694-F23
4720-01-501-5068INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
531-6985694-F202
4730-01-501-5074INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
531-6985694-F202-1
4730-01-501-5461INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
531-6985694-F263-3
4720-01-501-5468INTERCHANGEABLE
HOSE,NONMETALLIC
48-00-3573MRA
4730-01-501-5471INTERCHANGEABLE
ELBOW,HOSE
AE38112-2432
4720-01-501-6429INTERCHANGEABLE
HOSE,NONMETALLIC
531-6985694-F263-1
4720-01-501-6902INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
531-6985694-F263

Frequently Asked Questions

What is NSN 4720-01-501-5589?

NSN 4720-01-501-5589 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 4720-01-501-5589?

NSN 4720-01-501-5589 has 8 cross-referenced part numbers: H655-1502-F297 (Electric Boat Corporation Div General Dynamics Electric Boat), M24136/3-20 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 531-6985694-F297 (Naval Sea Systems Command), MIL-H-24136/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 531-6985694 (Naval Sea Systems Command) and 3 more.

What NSN replaces 4720-01-501-5589?

There are 11 known substitutes for 4720-01-501-5589: 4720-00-187-4283, 4730-01-501-5017, 4730-01-501-5019 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 531-6985694-F297?

Key specifications for 531-6985694-F297: Special Features: HOSE ASSY FOR LOW PRESSURE; L1 & L2, 11.585 IN. IN; Outside Diameter: 1.500 INCHES NOMINAL IN; Minimum Inside Bending Radius: 6.500 INCHES IN; End Item Identification: R.O. UNIT, PORT; WSD LOS ANGELES CLASS SSN (688). 14 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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