PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5123-1Hose Assembly,nonmetallic

Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel · NSN 4720-00-423-0043 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-423-0043 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-423-0043. Primary manufacturer part number: 5123-1.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Inside Surface Condition: SMOOTH
  • Seat Angle: 45.0 DEGREES FIRST END
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • End Connection Design: STRAIGHT FIRST END
  • Operating Pressure: 2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
  • Thread Series Designator: UNF FIRST END
  • Thread Class: 2B FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-423-0043, 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 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-423-0043
Primary Part Number5123-1
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerLandoll Corporation Dba Landoll Corporation Drexel Division Div Drexel
StatusACTIVE
Inside Surface ConditionSMOOTH
Seat Angle45.0 DEGREES FIRST END
Connection TypeTHREADED INTERNAL TUBE FIRST END
End Connection DesignSTRAIGHT FIRST END
Operating Pressure2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Thread Series DesignatorUNF FIRST END
Thread Class2B FIRST END
Outer Covering Environmental ProtectionOIL RESISTANT AND OZONE RESISTANT
Hydrostatic Test Pressure4500.0 POUNDS PER SQUARE INCH LBS
Nominal Thread Size0.750 INCHES FIRST END IN
Connection StyleSWIVEL NUT FLARE FIRST END
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Minimum Inside Bending Radius5.000 INCHES IN
Inside Diameter0.375 INCHES NOMINAL IN
Outside Diameter0.700 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND FIRST END
Cross-Sectional Shape StyleROUND
Layer Composition and LocationOUTER LAYER MOLDED PLASTIC AND 1ST LAYER BRAIDED SYNTHETIC CORD
Burst Test Pressure9000.0 POUNDS PER SQUARE INCH LBS
Measuring Method and Length71.500 INCHES NOMINAL OVERALL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-569-5462KC162-7D INTERCHANGEABLE
Ring,seal,pipe
John F Kennedy Space Center Dba Nasa Div Kennedy Space Center
4730-00-569-5490KC162-2D INTERCHANGEABLE
Ring,seal,pipe
John F Kennedy Space Center Dba Nasa Div Kennedy Space Center
5342-00-803-12016842 INTERCHANGEABLE
Coupling,clamp,grooved
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5365-01-177-966751231 INTERCHANGEABLE
Spacer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5330-01-312-3783A5123190 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
5210-01-509-9274255Z-18 INTERCHANGEABLE
Gage,height
L.s. Starrett Company (the) Div Tool Division
2510-01-670-36975123-1 INTERCHANGEABLE
Stop,mechanical
Tru-Hitch, Inc.
Cross-Reference Index
Part NumberManufacturer
5123-1 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel (USA)
Related Parts
4730-00-569-5462INTERCHANGEABLE
RING,SEAL,PIPE
KC162-7D
4730-00-569-5490INTERCHANGEABLE
RING,SEAL,PIPE
KC162-2D
5342-00-803-1201INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
6842
5365-01-177-9667INTERCHANGEABLE
SPACER
51231
5330-01-312-3783INTERCHANGEABLE
GASKET
A5123190
5210-01-509-9274INTERCHANGEABLE
GAGE,HEIGHT
255Z-18
2510-01-670-3697INTERCHANGEABLE
STOP,MECHANICAL
5123-1

Frequently Asked Questions

What is NSN 4720-00-423-0043?

NSN 4720-00-423-0043 is a Hose Assembly,nonmetallic, manufactured by Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-423-0043?

NSN 4720-00-423-0043 has 1 cross-referenced part number: 5123-1 (Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel).

What NSN replaces 4720-00-423-0043?

There are 7 known substitutes for 4720-00-423-0043: 4730-00-569-5462, 4730-00-569-5490, 5342-00-803-1201 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5123-1?

Key specifications for 5123-1: Inside Surface Condition: SMOOTH; Seat Angle: 45.0 DEGREES FIRST END; Connection Type: THREADED INTERNAL TUBE FIRST END; End Connection Design: STRAIGHT FIRST END. 20 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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