NSN 4720-01-723-3669 · NIIN 017233669 · Part number FC639-06
Patriot3, Inc. Dba Patriot3 Inc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 3GDP3
Government record, cited
NSN 4720-01-723-3669 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-723-3669. Manufacturer of record part number: FC639-06.
Also searched as4720-01-723-3669 ·
4720017233669 ·
NIIN 017233669 ·
01-723-3669 ·
FSC 4720 Hose and Flexible Tubing · CAGE 3GDP3 · FC639-06
Temp Rating: -40.0 CELSIUS AND 127.0 CELSIUS SINGLE RESPONSE DEGC
Outside Diameter: 17.0 MILLIMETERS NOMINAL MM
Operating Pressure: 3050.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Inside Diameter: 9.5 MILLIMETERS NOMINAL MM
Media for Which Designed: HYDRAULIC FLUID FIRST RESPONSE
Material: RUBBER SYNTHETIC OVERALL
Bend Radius: 63.5 MILLIMETERS MINIMUM MM
Identification
NSN: 4720-01-723-3669
NIIN: 017233669
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: FC639-06
Manufacturer: Patriot3, Inc. Dba Patriot3 Inc
General Description
The Hose,preformed, cataloged under National Stock Number 4720-01-723-3669, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Patriot3, Inc. Dba Patriot3 Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4720-01-723-3669
Primary Part Number
FC639-06
Item Name
Hose,preformed
FSC / FSG
4720 / 47 — Hose and Flexible Tubing
Manufacturer
Patriot3, Inc. Dba Patriot3 Inc
Status
ACTIVE
Temp Rating
-40.0 CELSIUS AND 127.0 CELSIUS SINGLE RESPONSE DEGC
Outside Diameter
17.0 MILLIMETERS NOMINAL MM
Operating Pressure
3050.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Other items in FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080
HOSE ASSEMBLY,NONMETALLIC
4720-00-000-0081
4720-00-000-0081 · Item name not on file
4720-00-000-0084
HOSE,PREFORMED
4720-00-000-0724
4720-00-000-0724 · Item name not on file
4720-00-001-0014
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0015
4720-00-001-0015 · Item name not on file
4720-00-001-0023
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0025
4720-00-001-0025 · Item name not on file
Frequently Asked Questions
What is NSN 4720-01-723-3669?
NSN 4720-01-723-3669 is a Hose,preformed, manufactured by Patriot3, Inc. Dba Patriot3 Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-723-3669?
NSN 4720-01-723-3669 has 1 manufacturer part number on file: FC639-06 (Patriot3, Inc. Dba Patriot3 Inc).
What are the specifications of FC639-06?
Key specifications for FC639-06: Temp Rating: -40.0 CELSIUS AND 127.0 CELSIUS SINGLE RESPONSE DEGC; Outside Diameter: 17.0 MILLIMETERS NOMINAL MM; Operating Pressure: 3050.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Inside Diameter: 9.5 MILLIMETERS NOMINAL MM. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-723-3669 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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.