PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DD504900F19Hose Assembly,nonmetallic

Huntington Ingalls Incorporated Div Ingalls Shipbuilding · NSN 4720-01-188-0109 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-188-0109 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-188-0109. Primary manufacturer part number: DD504900F19.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Thread Series Designator: NPT SECOND END
  • Outer Covering Environmental Protection: CORROSION RESISTANT
  • Hydrostatic Test Pressure: 200.0 POUNDS PER SQUARE INCH LBS
  • Operating Pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Outside Diameter: 1.562 INCHES NOMINAL IN
  • Measuring Method and Length: 1200.000 INCHES NOMINAL OVERALL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-188-0109, 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 Huntington Ingalls Incorporated Div Ingalls Shipbuilding. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN4720-01-188-0109
Primary Part NumberDD504900F19
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerHuntington Ingalls Incorporated Div Ingalls Shipbuilding
StatusACTIVE
Thread Series DesignatorNPT SECOND END
Outer Covering Environmental ProtectionCORROSION RESISTANT
Hydrostatic Test Pressure200.0 POUNDS PER SQUARE INCH LBS
Operating Pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Connection TypeTHREADED INTERNAL PIPE FIRST END
Outside Diameter1.562 INCHES NOMINAL IN
Measuring Method and Length1200.000 INCHES NOMINAL OVERALL IN
Nominal Thread Size1.000 INCHES SECOND END IN
Connection StylePLAIN SECOND END
Temp Rating-32.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread DirectionRIGHT-HAND SECOND END
End Connection DesignSTRAIGHT FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Nondefinitive Spec/std Data4 TYPE AND 3 CLASS
Inside Diameter1.000 INCHES NOMINAL IN
Thread Series DesignatorNPT FIRST END
Connection StyleGASKET SEAL FIRST END
Thread DirectionRIGHT-HAND FIRST END
End Connection DesignSTRAIGHT SECOND END
Layer Composition and Location1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE
Nominal Thread Size1.000 INCHES FIRST END IN
Cross-Sectional Shape StyleROUND
Specification/standard Data81349-MIL-H-11588 GOVERNMENT SPECIFICATION
Burst Test Pressure500.0 POUNDS PER SQUARE INCH LBS
Inside Surface ConditionSMOOTH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-00-075-4771 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-083-0046 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-083-0047 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-083-0048 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-083-0049 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-083-0051 INTERCHANGEABLE
Hose Assembly,nonmetallic
5960-00-121-1601 INTERCHANGEABLE
Electron Tube
4720-00-303-4984 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-303-4991 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-00-914-2205 INTERCHANGEABLE
Hose Assembly,nonmetallic
Cross-Reference Index
Part NumberManufacturer
DD504900F19 Huntington Ingalls Incorporated Div Ingalls Shipbuilding (USA)
MIL-PRF-11588 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M11588-12AST1000 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-H-11588 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4720-00-075-4771INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-083-0046INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-083-0047INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-083-0048INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-083-0049INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-083-0051INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5960-00-121-1601INTERCHANGEABLE
ELECTRON TUBE
4720-00-303-4984INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-303-4991INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-00-914-2205INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-215-7956INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-231-5333INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 4720-01-188-0109?

NSN 4720-01-188-0109 is a Hose Assembly,nonmetallic, manufactured by Huntington Ingalls Incorporated Div Ingalls Shipbuilding, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-188-0109?

NSN 4720-01-188-0109 has 4 cross-referenced part numbers: DD504900F19 (Huntington Ingalls Incorporated Div Ingalls Shipbuilding), MIL-PRF-11588 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M11588-12AST1000 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-H-11588 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4720-01-188-0109?

There are 12 known substitutes for 4720-01-188-0109: 4720-00-075-4771, 4720-00-083-0046, 4720-00-083-0047 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DD504900F19?

Key specifications for DD504900F19: Thread Series Designator: NPT SECOND END; Special Features: COUPLINGS SHALL BE PROVIDED WITH PROTECTIVE,CLOSED-END,REUSABLE,THREADED METAL OR PLASTIC CAPS; Outer Covering Environmental Protection: CORROSION RESISTANT; Hydrostatic Test Pressure: 200.0 POUNDS PER SQUARE INCH LBS. 26 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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