PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-H-17902Hose Assembly,nonmetallic

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4720-00-289-0756 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-289-0756 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-289-0756. Primary manufacturer part number: MIL-H-17902.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Cross-Sectional Shape Style: ROUND
  • End Connection Design: STRAIGHT SECOND END
  • Nominal Thread Size: 2.500 INCHES FIRST END IN
  • End Connection Design: STRAIGHT FIRST END
  • Hydrostatic Test Pressure: 200.0 POUNDS PER SQUARE INCH LBS
  • Vacuum in Torr: 508.0
  • Features Provided: ELECTROSTATIC DISCHARGE CAPABILITY
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-289-0756, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-289-0756
Primary Part NumberMIL-H-17902
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Cross-Sectional Shape StyleROUND
End Connection DesignSTRAIGHT SECOND END
Nominal Thread Size2.500 INCHES FIRST END IN
End Connection DesignSTRAIGHT FIRST END
Hydrostatic Test Pressure200.0 POUNDS PER SQUARE INCH LBS
Vacuum in Torr508.0
Features ProvidedELECTROSTATIC DISCHARGE CAPABILITY
Outer Covering Environmental ProtectionABRASION RESISTANT AND OZONE RESISTANT AND OXIDATION RESISTANT AND LIGHT RESISTANT AND FUEL RESISTANT
Inside Surface ConditionSMOOTH
Thread DirectionRIGHT-HAND SECOND END
Exterior ColorBLACK
Connection StyleSWIVEL NUT, GASKET SEAL FIRST END
Connection StylePLAIN SECOND END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Thread Series DesignatorNPSC FIRST END
Connection TypeTHREADED INTERNAL PIPE FIRST END
Measuring Method and Length600.000 INCHES NOMINAL OVERALL IN
Thread DirectionRIGHT-HAND FIRST END
Specification/standard Data81349-MIL-H-17902 GOVERNMENT SPECIFICATION
Thread Series DesignatorNPT SECOND END
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Burst Test Pressure600.0 POUNDS PER SQUARE INCH LBS
Layer Composition and LocationOUTER LAYER MOLDED RUBBER AND 1ST LAYER RUBBER IMPREGNATED BRAIDED RAYON CORD
Nominal Thread Size2.500 INCHES SECOND END IN
Outside Diameter2.752 INCHES MINIMUM IN
Inside Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-00-346-64762-27464 INTERCHANGEABLE
Hose Assembly,nonmetallic
Dresser Industries Inc Leroi Div
4720-00-826-4782 INTERCHANGEABLE
Hose Assembly,nonmetallic
4730-01-242-2832 INTERCHANGEABLE
Adapter,straight,pipe to Hose
4730-01-242-7734 INTERCHANGEABLE
Adapter,straight,pipe to Hose
4720-01-254-0191 INTERCHANGEABLE
Hose,nonmetallic
4720-01-270-5801 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-01-541-76574720-DA0-733825X5 INTERCHANGEABLE
Hose Assembly,nonmetallic
Echelon Supply and Service, Inc.
4720-01-541-76594720-DA0-733826X5 INTERCHANGEABLE
Hose Assembly,nonmetallic
Echelon Supply and Service, Inc.
Cross-Reference Index
Part NumberManufacturer
MIL-H-17902 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M17902-B-CCA-50 Parker-Hannifin Corp Div Hose Products Division (USA)
M17902-B-CCA-50 Triad Technologies Llc Dba Triad Technologies Il, Llc (USA)
M17902-B-CCA-50 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4720-00-346-6476INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2-27464
4720-00-826-4782INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4730-01-242-2832INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
4730-01-242-7734INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
4720-01-254-0191INTERCHANGEABLE
HOSE,NONMETALLIC
4720-01-270-5801INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-541-7657INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-DA0-733825X5
4720-01-541-7659INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-DA0-733826X5

Frequently Asked Questions

What is NSN 4720-00-289-0756?

NSN 4720-00-289-0756 is a Hose Assembly,nonmetallic, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-289-0756?

NSN 4720-00-289-0756 has 4 cross-referenced part numbers: MIL-H-17902 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M17902-B-CCA-50 (Parker-Hannifin Corp Div Hose Products Division), M17902-B-CCA-50 (Triad Technologies Llc Dba Triad Technologies Il, Llc), M17902-B-CCA-50 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4720-00-289-0756?

There are 8 known substitutes for 4720-00-289-0756: 4720-00-346-6476, 4720-00-826-4782, 4730-01-242-2832 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-H-17902?

Key specifications for MIL-H-17902: Cross-Sectional Shape Style: ROUND; End Connection Design: STRAIGHT SECOND END; Nominal Thread Size: 2.500 INCHES FIRST END IN; End Connection Design: STRAIGHT FIRST END. 27 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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