PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4686183-00A1BHose Assembly,nonmetallic

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 4720-01-161-4788 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-161-4788 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-161-4788. Primary manufacturer part number: 4686183-00A1B.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Inside Diameter: 1.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND FIRST END
  • Measuring Method and Length: 300.000 INCHES NOMINAL OVERALL IN
  • Connection Style: GASKET SEAL FIRST END
  • Layer Composition and Location: 1ST LAYER BRAIDED WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
  • Hydrostatic Test Pressure: 100.0 POUNDS PER SQUARE INCH LBS
  • Media for Which Designed: WATER SINGLE RESPONSE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-161-4788, 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 Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-161-4788
Primary Part Number4686183-00A1B
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Inside Diameter1.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND FIRST END
Measuring Method and Length300.000 INCHES NOMINAL OVERALL IN
Connection StyleGASKET SEAL FIRST END
Layer Composition and Location1ST LAYER BRAIDED WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC
Hydrostatic Test Pressure100.0 POUNDS PER SQUARE INCH LBS
Media for Which DesignedWATER SINGLE RESPONSE
Inside Surface ConditionSMOOTH
Nominal Thread Size1.500 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Thread Series DesignatorNPSH FIRST END
End Connection DesignSTRAIGHT FIRST END
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-01-152-7718GRC-N-080 INTERCHANGEABLE
Hose Assembly,nonmetallic
Goodall Rubber Company
4720-01-152-9205 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-01-154-91974686177-000B INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-156-0545608-4685638 ITEM 42 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Ship Systems Command
4720-01-160-10464686183-000B INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-162-4090FA6390EEE0720AA INTERCHANGEABLE
Hose Assembly,nonmetallic
Hydrasearch Company, Llc
Cross-Reference Index
Part NumberManufacturer
4685638 ITEM 11 Naval Ship Systems Command (USA)
4686183-00A1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4686183-00A1B PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4685638 Naval Ship Systems Command (USA)
4686183 Naval Ship Systems Command (USA)
Related Parts
4720-01-152-7718INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
GRC-N-080
4720-01-152-9205INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-154-9197INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4686177-000B
4720-01-156-0545INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
608-4685638 ITEM 42
4720-01-160-1046INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4686183-000B
4720-01-162-4090INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
FA6390EEE0720AA

Frequently Asked Questions

What is NSN 4720-01-161-4788?

NSN 4720-01-161-4788 is a Hose Assembly,nonmetallic, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-161-4788?

NSN 4720-01-161-4788 has 5 cross-referenced part numbers: 4685638 ITEM 11 (Naval Ship Systems Command), 4686183-00A1 (Electric Boat Corporation Div General Dynamics Electric Boat), 4686183-00A1B (Electric Boat Corporation Div General Dynamics Electric Boat), 4685638 (Naval Ship Systems Command), 4686183 (Naval Ship Systems Command).

What NSN replaces 4720-01-161-4788?

There are 6 known substitutes for 4720-01-161-4788: 4720-01-152-7718, 4720-01-152-9205, 4720-01-154-9197 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4686183-00A1B?

Key specifications for 4686183-00A1B: Inside Diameter: 1.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND FIRST END; Measuring Method and Length: 300.000 INCHES NOMINAL OVERALL IN; Connection Style: GASKET SEAL FIRST END. 13 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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