PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34738Hose Assembly,metallic

Hyspan Precision Products, Inc. · NSN 4720-01-286-0227 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-286-0227 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-286-0227. Primary manufacturer part number: 34738.
Features
  • Hose Assembly,metallic — FSC 4720
  • End Flange Construction: SOLID FIRST END
  • Bolt Circle Diameter: 5.500 INCHES NOMINAL FIRST END IN
  • Bolt Hole Quantity: 4 FIRST END
  • Flange Thickness: 0.800 INCHES NOMINAL FIRST END IN
  • Layer Composition and Location: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
  • Bolt Hole Diameter: 0.750 INCHES NOMINAL FIRST END IN
  • Flange Outside Diameter: 7.000 INCHES NOMINAL FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-286-0227, 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 Hyspan Precision Products, Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-286-0227
Primary Part Number34738
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerHyspan Precision Products, Inc.
StatusACTIVE
End Flange ConstructionSOLID FIRST END
Bolt Circle Diameter5.500 INCHES NOMINAL FIRST END IN
Bolt Hole Quantity4 FIRST END
Flange Thickness0.800 INCHES NOMINAL FIRST END IN
Layer Composition and LocationOUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
Bolt Hole Diameter0.750 INCHES NOMINAL FIRST END IN
Flange Outside Diameter7.000 INCHES NOMINAL FIRST END IN
End Connection DesignSTRAIGHT FIRST END
Inner Conveying Tube StyleANNULAR CLOSE-PITCH CORRUGATED
Hydrostatic Test Pressure240.0 POUNDS PER SQUARE INCH LBS
Measuring Method and Length25.000 INCHES NOMINAL OVERALL IN
Operating Pressure120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Flange StyleROUND W / BOLT HOLES FIRST END
Cross-Sectional Shape StyleROUND
Connection TypePLAIN FACE FLANGE FIRST END
Inside Diameter2.470 INCHES NOMINAL IN
Connection StylePLAIN FIRST END
Temp Rating50.0 FAHRENHEIT SINGLE RESPONSE DEGF
Features ProvidedIDENTICAL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-156-470411776-13 INTERCHANGEABLE
Bearing,ball,annular
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
3040-00-370-375534-738 INTERCHANGEABLE
Shaft,shouldered
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5930-00-677-07368909713 INTERCHANGEABLE
Switch,rotary
Us Army Aviation and Missile Command
5330-00-972-539334738 INTERCHANGEABLE
Gasket
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
9540-01-071-2150 INTERCHANGEABLE
Beam,structural
Cross-Reference Index
Part NumberManufacturer
34738 Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc (USA)
34738 PRIMARY Hyspan Precision Products, Inc. (USA)
Related Parts
3110-00-156-4704INTERCHANGEABLE
BEARING,BALL,ANNULAR
11776-13
3040-00-370-3755INTERCHANGEABLE
SHAFT,SHOULDERED
34-738
5930-00-677-0736INTERCHANGEABLE
SWITCH,ROTARY
8909713
5330-00-972-5393INTERCHANGEABLE
GASKET
34738
9540-01-071-2150INTERCHANGEABLE
BEAM,STRUCTURAL

Frequently Asked Questions

What is NSN 4720-01-286-0227?

NSN 4720-01-286-0227 is a Hose Assembly,metallic, manufactured by Hyspan Precision Products, Inc., classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-286-0227?

NSN 4720-01-286-0227 has 2 cross-referenced part numbers: 34738 (Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc), 34738 (Hyspan Precision Products, Inc.).

What NSN replaces 4720-01-286-0227?

There are 5 known substitutes for 4720-01-286-0227: 3110-00-156-4704, 3040-00-370-3755, 5930-00-677-0736 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34738?

Key specifications for 34738: End Flange Construction: SOLID FIRST END; Bolt Circle Diameter: 5.500 INCHES NOMINAL FIRST END IN; Bolt Hole Quantity: 4 FIRST END; Flange Thickness: 0.800 INCHES NOMINAL FIRST END IN. 19 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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