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NSN 4720-01-342-4045Government record, cited
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Hose Assembly, Nonmetallic4720-01-342-4045

NSN 4720-01-342-4045 · NIIN 013424045 · Part number 1819497
Northrop Grumman Systems Corporation · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 03956
Government record, cited
NSN 4720-01-342-4045 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-342-4045. Manufacturer of record part number: 1819497.
Also searched as  4720-01-342-4045 · 4720013424045 · NIIN 013424045 · 01-342-4045 · FSC 4720 Hose and Flexible Tubing · CAGE 03956 · 1819497 · 1808422 ITEM 13 · 1808422
Nearby stock numbers  ·
END VIEW L 332.000 INCHES NOMINAL OVERALL IN OD 2.000 INCHES NOMINAL IN PIPE CROSS SECTION
4720-01-342-4045 — Hose and Flexible Tubing
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Flow Angle: 90.0 DEGREES SECOND END
  • Measuring Method and Length: 332.000 INCHES NOMINAL OVERALL IN
  • Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Minimum Inside Bending Radius: 16.500 INCHES IN
  • Connection Style: GASKET SEAL SECOND END
  • Connection Style: GASKET SEAL FIRST END
  • End Connection Design: ELBOW SECOND END
Identification
  • NSN: 4720-01-342-4045
  • NIIN: 013424045
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 1819497
  • Manufacturer: Northrop Grumman Systems Corporation
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-342-4045, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-342-4045
Primary Part Number1819497
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Flow Angle90.0 DEGREES SECOND END
Measuring Method and Length332.000 INCHES NOMINAL OVERALL IN
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Minimum Inside Bending Radius16.500 INCHES IN
Connection StyleGASKET SEAL SECOND END
Connection StyleGASKET SEAL FIRST END
End Connection DesignELBOW SECOND END
End Connection DesignSTRAIGHT FIRST END
Layer Composition and Location1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND 2ND LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
Connection TypeTHREADED INTERNAL PIPE FIRST END
Connection TypeTHREADED INTERNAL PIPE SECOND END
Cross-Sectional Shape StyleROUND
Outside Diameter2.000 INCHES NOMINAL IN
Operating Pressure1625.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Features ProvidedINTERNAL SUPPORT
Thread DirectionRIGHT-HAND SECOND END
Thread DirectionRIGHT-HAND FIRST END
Nominal Thread Size1.250 INCHES FIRST END IN
Nominal Thread Size1.250 INCHES SECOND END IN
Inside Diameter1.250 INCHES NOMINAL IN
Inside Surface ConditionSMOOTH
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Burst Test Pressure6500.0 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorNPT SECOND END
Thread Series DesignatorNPT FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-342-67561808422 ITEM 28 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67571808422 ITEM 29 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67581977778-12 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67591977778-14 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67601977778-15 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67611977778-16 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-67621808422 ITEM 40 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Northrop Grumman Systems Corporation
4720-01-342-8663C21117-1 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Hydrasearch Company, Llc
4720-01-342-8664PE-44415-501 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
4720-01-342-8665PE-44415-502 POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
Cross-Reference Index
Part NumberManufacturer
1808422 ITEM 13 Northrop Grumman Systems Corporation (USA)
1819497 PRIMARY Northrop Grumman Systems Corporation (USA)
Reference documents
ReferenceMeaning
1808422 D/9 Drawing number reference only
Northrop Grumman Systems Corporation
Related Parts
4720-01-342-6756POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1808422 ITEM 28
4720-01-342-6757POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1808422 ITEM 29
4720-01-342-6758POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1977778-12
4720-01-342-6759POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1977778-14
4720-01-342-6760POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1977778-15
4720-01-342-6761POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1977778-16
4720-01-342-6762POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
1808422 ITEM 40
4720-01-342-8663POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
C21117-1
4720-01-342-8664POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
PE-44415-501
4720-01-342-8665POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
PE-44415-502
4720-01-342-8666POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
PE-44415-506
4720-01-342-8667POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
PE-44415-507

Frequently Asked Questions

What is NSN 4720-01-342-4045?

NSN 4720-01-342-4045 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-342-4045?

NSN 4720-01-342-4045 has 2 manufacturer part numbers on file: 1808422 ITEM 13 (Northrop Grumman Systems Corporation), 1819497 (Northrop Grumman Systems Corporation).

What NSN replaces 4720-01-342-4045?

12 possible matches (shared part number, not a government interchangeability claim): 4720-01-342-6756, 4720-01-342-6757, 4720-01-342-6758. Verify interchangeability with system specifications before substitution.

What are the specifications of 1819497?

Key specifications for 1819497: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 332.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 16.500 INCHES IN. 25 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-342-4045 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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