PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6373-5Hose Assembly,nonmetallic

Transdigm Inc Div Adelwiggins Group · NSN 4720-01-443-3903 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-443-3903 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-443-3903. Primary manufacturer part number: 6373-5.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Minimum Inside Bending Radius: 9.000 INCHES IN
  • Flange Style: ROUND W / BOLT HOLES FIRST END
  • End Flange Construction: SOLID FIRST END
  • Bolt Hole Quantity: 6 FIRST END
  • Outside Diameter: 2.350 INCHES NOMINAL IN
  • Connection Style: RAISED FIRST END
  • Inside Surface Condition: CONVOLUTED
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-443-3903, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-443-3903
Primary Part Number6373-5
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerTransdigm Inc Div Adelwiggins Group
StatusACTIVE
Minimum Inside Bending Radius9.000 INCHES IN
Flange StyleROUND W / BOLT HOLES FIRST END
End Flange ConstructionSOLID FIRST END
Bolt Hole Quantity6 FIRST END
Outside Diameter2.350 INCHES NOMINAL IN
Connection StyleRAISED FIRST END
Inside Surface ConditionCONVOLUTED
End Connection DesignSTRAIGHT FIRST END
Inside Diameter2.000 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-279-9406 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5930-00-407-407763735 INTERCHANGEABLE
Handle,switch
L3harris Technologies, Inc. Dba Harris Corporation
4720-00-657-439220693 INTERCHANGEABLE
Hose,preformed
Gates Corporation
7520-01-207-4148 INTERCHANGEABLE
Marker,tube Type
Cross-Reference Index
Part NumberManufacturer
6373-5 Aerobase Group Inc (USA)
WHGP-U32J-5 Westflex, Inc. Dba Western Hose & Gasket (USA)
6373-5 PRIMARY Transdigm Inc Div Adelwiggins Group (USA)
HR90-5 Hampton Rubber Company Dba Hampton Rubber Co Div Hampton Rubber Company(norfolk) (USA)
Related Parts
5905-00-279-9406INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5930-00-407-4077INTERCHANGEABLE
HANDLE,SWITCH
63735
4720-00-657-4392INTERCHANGEABLE
HOSE,PREFORMED
20693
7520-01-207-4148INTERCHANGEABLE
MARKER,TUBE TYPE

Frequently Asked Questions

What is NSN 4720-01-443-3903?

NSN 4720-01-443-3903 is a Hose Assembly,nonmetallic, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-443-3903?

NSN 4720-01-443-3903 has 4 cross-referenced part numbers: 6373-5 (Aerobase Group Inc), WHGP-U32J-5 (Westflex, Inc. Dba Western Hose & Gasket), 6373-5 (Transdigm Inc Div Adelwiggins Group), HR90-5 (Hampton Rubber Company Dba Hampton Rubber Co Div Hampton Rubber Company(norfolk)).

What NSN replaces 4720-01-443-3903?

There are 4 known substitutes for 4720-01-443-3903: 5905-00-279-9406, 5930-00-407-4077, 4720-00-657-4392 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6373-5?

Key specifications for 6373-5: Minimum Inside Bending Radius: 9.000 INCHES IN; Flange Style: ROUND W / BOLT HOLES FIRST END; End Flange Construction: SOLID FIRST END; Bolt Hole Quantity: 6 FIRST END. 11 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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