PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

181201Hose Assembly,metallic

Hyspan Precision Products, Inc. · NSN 4720-00-580-1990 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-580-1990 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-580-1990. Primary manufacturer part number: 181201.
Features
  • Hose Assembly,metallic — FSC 4720
  • Minimum Inside Bending Radius: 10.000 INCHES IN
  • Connection Type: THREADED INTERNAL HOSE SECOND END
  • Flow Angle: 90.0 DEGREES SECOND END
  • Inner Conveying Tube Style: HELICAL CLOSE-PITCH CORRUGATED
  • Inside Diameter: 0.625 INCHES NOMINAL IN
  • Connection Style: DOUBLE COMPRESSION FIRST END
  • Outside Diameter: 1.000 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-580-1990, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4720-00-580-1990
Primary Part Number181201
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerHyspan Precision Products, Inc.
StatusACTIVE
Minimum Inside Bending Radius10.000 INCHES IN
Connection TypeTHREADED INTERNAL HOSE SECOND END
Flow Angle90.0 DEGREES SECOND END
Inner Conveying Tube StyleHELICAL CLOSE-PITCH CORRUGATED
Inside Diameter0.625 INCHES NOMINAL IN
Connection StyleDOUBLE COMPRESSION FIRST END
Outside Diameter1.000 INCHES NOMINAL IN
Thread Quantity Per Inch14 FIRST END
Nominal Thread Size0.875 INCHES SECOND END IN
Thread Class3B SECOND END
Thread DirectionRIGHT-HAND SECOND END
Layer Composition and LocationOUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
Thread Class3B FIRST END
Connection StyleDOUBLE COMPRESSION SECOND END
End Connection DesignSTRAIGHT FIRST END
Measuring Method and Length14.000 INCHES NOMINAL OVERALL IN
Thread Quantity Per Inch14 SECOND END
Cross-Sectional Shape StyleROUND
Thread DirectionRIGHT-HAND FIRST END
End Connection DesignELBOW SECOND END
Thread Series DesignatorUNF FIRST END
Connection TypeTHREADED INTERNAL HOSE FIRST END
Nominal Thread Size0.875 INCHES FIRST END IN
Thread Series DesignatorUNF SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-144-8813104KS INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
1680-00-373-4129 INTERCHANGEABLE
Control Asy,manual
5963-01-437-9904181201 INTERCHANGEABLE
Electronic Module,standardized
Ar Systems, Inc.
4310-01-641-8018181-201 INTERCHANGEABLE
Tank,pressure
Shurflo Pump Mfg Co
Cross-Reference Index
Part NumberManufacturer
AT1201 Hyspan Precision Products, Inc. (USA)
181201 PRIMARY Hyspan Precision Products, Inc. (USA)
Related Parts
3110-00-144-8813INTERCHANGEABLE
BEARING,BALL,ANNULAR
104KS
1680-00-373-4129INTERCHANGEABLE
CONTROL ASY,MANUAL
5963-01-437-9904INTERCHANGEABLE
ELECTRONIC MODULE,STANDARDIZED
181201
4310-01-641-8018INTERCHANGEABLE
TANK,PRESSURE
181-201

Frequently Asked Questions

What is NSN 4720-00-580-1990?

NSN 4720-00-580-1990 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 4720-00-580-1990?

NSN 4720-00-580-1990 has 2 cross-referenced part numbers: AT1201 (Hyspan Precision Products, Inc.), 181201 (Hyspan Precision Products, Inc.).

What NSN replaces 4720-00-580-1990?

There are 4 known substitutes for 4720-00-580-1990: 3110-00-144-8813, 1680-00-373-4129, 5963-01-437-9904 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 181201?

Key specifications for 181201: Minimum Inside Bending Radius: 10.000 INCHES IN; Connection Type: THREADED INTERNAL HOSE SECOND END; Flow Angle: 90.0 DEGREES SECOND END; Inner Conveying Tube Style: HELICAL CLOSE-PITCH CORRUGATED. 24 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com