PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18523Hose Assembly,nonmetallic

Dressta North America Ltd · NSN 4720-00-447-3583 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-447-3583 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-447-3583. Primary manufacturer part number: 18523.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Inside Surface Condition: SMOOTH
  • Outside Diameter: 0.970 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Connection Style: INVERTED FLARE FIRST END
  • Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
  • Thread Series Designator: NPTF FIRST END
  • Burst Test Pressure: 14000.0 POUNDS PER SQUARE INCH LBS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-447-3583, 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 Dressta North America Ltd. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-447-3583
Primary Part Number18523
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerDressta North America Ltd
StatusACTIVE
Inside Surface ConditionSMOOTH
Outside Diameter0.970 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Connection StyleINVERTED FLARE FIRST END
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Thread Series DesignatorNPTF FIRST END
Burst Test Pressure14000.0 POUNDS PER SQUARE INCH LBS
Operating Pressure3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Seat Angle30.0 DEGREES FIRST END
Inside Diameter0.500 INCHES NOMINAL IN
Exterior ColorBLACK
Minimum Inside Bending Radius7.000 INCHES IN
Layer Composition and Location2ND LAYER BRAIDED WIRE AND 1ST LAYER BRAIDED WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
Nominal Thread Size0.500 INCHES FIRST END IN
Features ProvidedREUSABLE END FITTINGS
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Hydrostatic Test Pressure7000.0 POUNDS PER SQUARE INCH LBS
End Connection DesignSTRAIGHT FIRST END
Thread DirectionRIGHT-HAND FIRST END
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Measuring Method and Length15.500 INCHES NOMINAL OVERALL IN
Outer Covering Environmental ProtectionFUEL RESISTANT AND HYDRAULIC SOLUTION RESISTANT AND OIL RESISTANT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1680-00-010-957121669 INTERCHANGEABLE
Tube and Bulkhead F
Triumph Controls, Llc Dba Triumph Controls, Llc
5961-00-723-6846C683 INTERCHANGEABLE
Transistor
Crystalonics, Inc.
5330-00-922-59641E8012-0402 INTERCHANGEABLE
Gasket
Fisher Controls Co Inc
4320-00-936-398521669 INTERCHANGEABLE
Clutch
Industrial Technologies and Services Llc
6145-00-954-4563 INTERCHANGEABLE
Wire,electrical
5950-01-122-4807984874-1B INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
5962-01-123-4786932883-533 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
5330-01-278-765018523 INTERCHANGEABLE
Gasket
Coffin Turbo Pump Inc
5325-01-282-744318523 INTERCHANGEABLE
Ring,retaining
Level 10 Industries, Inc. Div Level 10 Industries
3040-01-304-269721669 INTERCHANGEABLE
Cam,control
Parker Hannifin Corp Dba Pneutronics
Cross-Reference Index
Part NumberManufacturer
18523 Komatsu America Corporation (USA)
3010101-8-8-8-15.50 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
F3020101-8-8-8-15.50 Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division (USA)
SA21669 Komatsu America Corporation (USA)
18523 PRIMARY Dressta North America Ltd (USA)
A1662-8-8S15-1-2 Danfoss Power Solutions II, Llc (USA)
FG1051HHH0172 PRIMARY Danfoss Power Solutions II, Llc (USA)
3010101-8-8-8-15.5 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
3010101-8-8-8-15.50 Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division (USA)
21669 Komatsu America Corporation (USA)
300101-8-8-8-15-1-2 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
R18523 Komatsu America Corporation (USA)
Related Parts
1680-00-010-9571INTERCHANGEABLE
TUBE AND BULKHEAD F
21669
5961-00-723-6846INTERCHANGEABLE
TRANSISTOR
C683
5330-00-922-5964INTERCHANGEABLE
GASKET
1E8012-0402
4320-00-936-3985INTERCHANGEABLE
CLUTCH
21669
6145-00-954-4563INTERCHANGEABLE
WIRE,ELECTRICAL
5950-01-122-4807INTERCHANGEABLE
TRANSFORMER,POWER
984874-1B
5962-01-123-4786INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
932883-533
5330-01-278-7650INTERCHANGEABLE
GASKET
18523
5325-01-282-7443INTERCHANGEABLE
RING,RETAINING
18523
3040-01-304-2697INTERCHANGEABLE
CAM,CONTROL
21669
7610-01-309-3247INTERCHANGEABLE
BOOK
5365-01-329-9804INTERCHANGEABLE
SPACER,SLEEVE
21669

Frequently Asked Questions

What is NSN 4720-00-447-3583?

NSN 4720-00-447-3583 is a Hose Assembly,nonmetallic, manufactured by Dressta North America Ltd, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-447-3583?

NSN 4720-00-447-3583 has 12 cross-referenced part numbers: 18523 (Komatsu America Corporation), 3010101-8-8-8-15.50 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), F3020101-8-8-8-15.50 (Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division), SA21669 (Komatsu America Corporation), 18523 (Dressta North America Ltd) and 7 more.

What NSN replaces 4720-00-447-3583?

There are 12 known substitutes for 4720-00-447-3583: 1680-00-010-9571, 5961-00-723-6846, 5330-00-922-5964 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18523?

Key specifications for 18523: Inside Surface Condition: SMOOTH; Outside Diameter: 0.970 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND; Connection Style: INVERTED FLARE FIRST 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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