PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-H-370Hose Assembly,nonmetallic

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4720-00-318-1019 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-318-1019 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-318-1019. Primary manufacturer part number: MIL-H-370.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Burst Test Pressure: 500.0 POUNDS PER SQUARE INCH LBS
  • Outside Diameter: 3.750 INCHES NOMINAL IN
  • Features Provided: ELECTROSTATIC DISCHARGE CAPABILITY
  • End Connection Design: STRAIGHT SECOND END
  • Connection Type: INTERNAL QUICK DISCONNECT FIRST END
  • Outer Covering Environmental Protection: OZONE RESISTANT AND FUEL RESISTANT
  • Temp Rating: -32.0 CELSIUS AND 52.0 CELSIUS SINGLE RESPONSE DEGC
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-318-1019, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-318-1019
Primary Part NumberMIL-H-370
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
Burst Test Pressure500.0 POUNDS PER SQUARE INCH LBS
Outside Diameter3.750 INCHES NOMINAL IN
Features ProvidedELECTROSTATIC DISCHARGE CAPABILITY
End Connection DesignSTRAIGHT SECOND END
Connection TypeINTERNAL QUICK DISCONNECT FIRST END
Outer Covering Environmental ProtectionOZONE RESISTANT AND FUEL RESISTANT
Temp Rating-32.0 CELSIUS AND 52.0 CELSIUS SINGLE RESPONSE DEGC
Specification/standard DataMIL-H-370,TYPE 2 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION AND 81349-MIL-H-370 GOVERNMENT SPECIFICATION
End Connection DesignSTRAIGHT FIRST END
Layer Composition and Location1ST LAYER BRAIDED COTTON CORD AND 2ND LAYER BRAIDED COTTON CORD AND 3RD LAYER BRAIDED COTTON CORD AND 4TH LAYER BRAIDED STEEL WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
Measuring Method and Length172.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
Quick Disconnect Nominal Size3.000 INCHES FIRST END IN
Quick Disconnect Nominal Size3.000 INCHES SECOND END IN
Connection TypeEXTERNAL QUICK DISCONNECT SECOND END
End Fitting Component and MaterialCOMPLETE FITTING COPPER ALLOY ALL ENDS
Inside Surface ConditionSMOOTH
Connection StyleCAM OR LEVER (EXTERNAL) SECOND END
Connection StyleCAM OR LEVER (INTERNAL) FIRST END
Nondefinitive Spec/std Data2 TYPE AND 8 SIZE AND 1 CLASS
Inside Diameter3.000 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Hydrostatic Test Pressure150.0 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-156-3430FS88500-1V1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
4920-00-509-5593 INTERCHANGEABLE
Scale,precision
6160-01-326-179288500 INTERCHANGEABLE
Battery Box
Jenny Products, Inc
5998-01-363-938788500 INTERCHANGEABLE
Circuit Card Assembly
Setra Systems, Inc. Dba Gems Sensors
5360-01-460-542588500 INTERCHANGEABLE
Spring,helical,compression
Templeton Kenly and Co Inc
3950-01-665-3619 INTERCHANGEABLE
Winch,drum,power Operated
Cross-Reference Index
Part NumberManufacturer
MIL-H-370 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8330294 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
88500 Fruehauf Corp (USA)
Related Parts
3110-00-156-3430INTERCHANGEABLE
BEARING,BALL,ANNULAR
FS88500-1V1
4920-00-509-5593INTERCHANGEABLE
SCALE,PRECISION
6160-01-326-1792INTERCHANGEABLE
BATTERY BOX
88500
5998-01-363-9387INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
88500
5360-01-460-5425INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
88500
3950-01-665-3619INTERCHANGEABLE
WINCH,DRUM,POWER OPERATED

Frequently Asked Questions

What is NSN 4720-00-318-1019?

NSN 4720-00-318-1019 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 4720-00-318-1019?

NSN 4720-00-318-1019 has 3 cross-referenced part numbers: MIL-H-370 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8330294 (U S Army Tank Automotive Command Amsta-Im-Mm), 88500 (Fruehauf Corp).

What NSN replaces 4720-00-318-1019?

There are 6 known substitutes for 4720-00-318-1019: 3110-00-156-3430, 4920-00-509-5593, 6160-01-326-1792 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-H-370?

Key specifications for MIL-H-370: Burst Test Pressure: 500.0 POUNDS PER SQUARE INCH LBS; Outside Diameter: 3.750 INCHES NOMINAL IN; Features Provided: ELECTROSTATIC DISCHARGE CAPABILITY; End Connection Design: STRAIGHT SECOND END. 22 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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