PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4677473-000J-MHose Assembly,nonmetallic

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 4720-01-139-1671 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-139-1671 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-139-1671. Primary manufacturer part number: 4677473-000J-M.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • 4 verified cross-references
  • Primary manufacturer: Electric Boat Corporation Div General Dynamics Electric Boat
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-139-1671, 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. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHose Assembly,nonmetallic
FSC / FSG4720 — No Item Name Available (FSG 47)
ManufacturersElectric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Ship Systems Command (CAGE 80064); Echelon Supply and Service, Inc. (CAGE 61125)
Technical Specifications
ParameterValue
NSN4720-01-139-1671
Primary Part Number4677473-000J-M
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-01-091-1377608-4685638ITEM23 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Ship Systems Command
4720-01-091-2822608-4685638ITEM22 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Ship Systems Command
4720-01-139-16684677473-00B1 INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-139-1669 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-01-139-16704677473-000D INTERCHANGEABLE
Hose Assembly,nonmetallic
Echelon Supply and Service, Inc.
4720-01-139-16724677473-000J INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-139-16734677473-000M-M INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-139-16754677473-00B3 INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-139-167687917-3250 ITEM 46 INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-139-167746757970-000A INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
4677473-000J-M PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
608-4685638 ITEM 18 PRIMARY Naval Ship Systems Command (USA)
608-4685638 Naval Ship Systems Command (USA)
4677473-000J-M PRIMARY Echelon Supply and Service, Inc. (USA)
Related Parts
4720-01-091-1377INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
608-4685638ITEM23
4720-01-091-2822INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
608-4685638ITEM22
4720-01-139-1668INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677473-00B1
4720-01-139-1669INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-139-1670INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677473-000D
4720-01-139-1672INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677473-000J
4720-01-139-1673INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677473-000M-M
4720-01-139-1675INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677473-00B3
4720-01-139-1676INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
87917-3250 ITEM 46
4720-01-139-1677INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
46757970-000A
4720-01-139-1678INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4685638-0048
4720-01-161-0026INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
608-4685638-0050

Frequently Asked Questions

What is NSN 4720-01-139-1671?

NSN 4720-01-139-1671 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 4720-01-139-1671?

NSN 4720-01-139-1671 has 4 cross-referenced part numbers: 4677473-000J-M (Electric Boat Corporation Div General Dynamics Electric Boat), 608-4685638 ITEM 18 (Naval Ship Systems Command), 608-4685638 (Naval Ship Systems Command), 4677473-000J-M (Echelon Supply and Service, Inc.).

What NSN replaces 4720-01-139-1671?

There are 12 known substitutes for 4720-01-139-1671: 4720-01-091-1377, 4720-01-091-2822, 4720-01-139-1668 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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