PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520203-6Hose,nonmetallic

Naval Air Warfare Center Aircraft Division Joint Base Jbmdl · NSN 4720-00-683-8830 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-683-8830 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-683-8830. Primary manufacturer part number: 520203-6.
Features
  • Hose,nonmetallic — FSC 4720
  • Outside Diameter: 0.625 INCHES NOMINAL IN
  • Minimum Inside Bending Radius: 3.000 INCHES IN
  • Layer Composition and Location: 1ST LAYER BRAIDED STEEL WIRE AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE
  • Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
  • Inside Surface Condition: SMOOTH
  • Outer Covering Environmental Protection: ABRASION RESISTANT AND OIL RESISTANT
  • Nondefinitive Spec/std Data: 4 SIZE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Rubber Synthetic Tube construction
General Description

The Hose,nonmetallic, cataloged under National Stock Number 4720-00-683-8830, 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 Air Warfare Center Aircraft Division Joint Base Jbmdl. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4720-00-683-8830
Primary Part Number520203-6
Item NameHose,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Division Joint Base Jbmdl
StatusCANCELLED
Outside Diameter0.625 INCHES NOMINAL IN
Minimum Inside Bending Radius3.000 INCHES IN
Layer Composition and Location1ST LAYER BRAIDED STEEL WIRE AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Inside Surface ConditionSMOOTH
Outer Covering Environmental ProtectionABRASION RESISTANT AND OIL RESISTANT
Nondefinitive Spec/std Data4 SIZE
MaterialRUBBER SYNTHETIC TUBE
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Hydrostatic Test Pressure8000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS
Specification/standard Data81349-MIL-H-8788 GOVERNMENT SPECIFICATION
Burst Test Pressure16000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS
Cross-Sectional Shape StyleROUND
Inside Diameter0.219 INCHES NOMINAL IN
Exterior ColorBLACK
Temp Rating-65.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4720-00-092-3783 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-554-8084 INTERCHANGEABLE
Hose,nonmetallic
4720-00-554-8085 INTERCHANGEABLE
Hose,nonmetallic
4720-00-554-8086 INTERCHANGEABLE
Hose,nonmetallic
4720-00-554-8087 INTERCHANGEABLE
Hose,nonmetallic
4720-00-554-8088 INTERCHANGEABLE
Hose,nonmetallic
4720-00-554-8089 INTERCHANGEABLE
Hose,nonmetallic
4720-01-347-8491 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-01-348-1503 INTERCHANGEABLE
Hose Assembly,nonmetallic
5307-01-412-0511520-2036 INTERCHANGEABLE
Stud,plain
Cummins Power Generation Inc.
Cross-Reference Index
Part NumberManufacturer
520203-6 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
M8788-4-B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M8788-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS28762-4-0160 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
B8788-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-8788 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
4720006838830 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
4720PL0886866 Jednolity Indeks Materialowy - Uniform Material Index (POL)
112-4 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MIL-H-8788 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4720-00-092-3783INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-554-8084INTERCHANGEABLE
HOSE,NONMETALLIC
4720-00-554-8085INTERCHANGEABLE
HOSE,NONMETALLIC
4720-00-554-8086INTERCHANGEABLE
HOSE,NONMETALLIC
4720-00-554-8087INTERCHANGEABLE
HOSE,NONMETALLIC
4720-00-554-8088INTERCHANGEABLE
HOSE,NONMETALLIC
4720-00-554-8089INTERCHANGEABLE
HOSE,NONMETALLIC
4720-01-347-8491INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-348-1503INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5307-01-412-0511INTERCHANGEABLE
STUD,PLAIN
520-2036
4720-01-491-5684INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-535-7099INTERCHANGEABLE
HOSE,NONMETALLIC

Frequently Asked Questions

What is NSN 4720-00-683-8830?

NSN 4720-00-683-8830 is a Hose,nonmetallic, manufactured by Naval Air Warfare Center Aircraft Division Joint Base Jbmdl, classified under FSC 4720 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4720-00-683-8830?

NSN 4720-00-683-8830 has 10 cross-referenced part numbers: 520203-6 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), M8788-4-B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M8788-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28762-4-0160 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), B8788-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 4720-00-683-8830?

There are 12 known substitutes for 4720-00-683-8830: 4720-00-092-3783, 4720-00-554-8084, 4720-00-554-8085 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 520203-6?

Key specifications for 520203-6: End Item Identification: GRUMMAN A-10 AIRCRAFT; Outside Diameter: 0.625 INCHES NOMINAL IN; Minimum Inside Bending Radius: 3.000 INCHES IN; Layer Composition and Location: 1ST LAYER BRAIDED STEEL WIRE AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4720-00-683-8830 still in active supply?

NSN 4720-00-683-8830 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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