PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

656-4Tubing,nonmetallic

Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution · NSN 4720-00-027-8475 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-027-8475 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-027-8475. Primary manufacturer part number: 656-4.
Features
  • Tubing,nonmetallic — FSC 4720
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE TUBE
  • Exterior Color: ORANGE
  • Inside Diameter: 0.500 INCHES NOMINAL IN
  • Outside Diameter: 0.570 INCHES NOMINAL IN
  • Flexibility: FLEXIBLE
  • Cross-Sectional Shape Style: ROUND
  • Inside Surface Condition: SMOOTH
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Tube construction
General Description

The Tubing,nonmetallic, cataloged under National Stock Number 4720-00-027-8475, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-027-8475
Primary Part Number656-4
Item NameTubing,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerEaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
StatusACTIVE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE TUBE
Exterior ColorORANGE
Inside Diameter0.500 INCHES NOMINAL IN
Outside Diameter0.570 INCHES NOMINAL IN
FlexibilityFLEXIBLE
Cross-Sectional Shape StyleROUND
Inside Surface ConditionSMOOTH
Measuring Method and Length36.000 INCHES NOMINAL OVERALL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5960-00-060-6628 INTERCHANGEABLE
Electron Tube
5330-00-285-6385125-28 INTERCHANGEABLE
Seal,plain Encased
Dresser Industries Inc Leroi Div
5307-00-298-7701656-4 INTERCHANGEABLE
Stud,plain
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5950-00-689-350252671914-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Corp Electronic Systems Defensive System Div
5305-00-794-6008CL24SHS INTERCHANGEABLE
Thumbscrew
Carr Lane Manufacturing Co
6130-01-081-634824-452BN INTERCHANGEABLE
Charger,battery
Itw Gse Inc.
5330-01-567-37136564 INTERCHANGEABLE
Seal,nonmetallic Round Section
Clean-Seal Inc Dba Clean Seal Inc
Cross-Reference Index
Part NumberManufacturer
656-4 PRIMARY Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
Related Parts
5960-00-060-6628INTERCHANGEABLE
ELECTRON TUBE
5330-00-285-6385INTERCHANGEABLE
SEAL,PLAIN ENCASED
125-28
5307-00-298-7701INTERCHANGEABLE
STUD,PLAIN
656-4
5950-00-689-3502INTERCHANGEABLE
TRANSFORMER,POWER
52671914-1
5305-00-794-6008INTERCHANGEABLE
THUMBSCREW
CL24SHS
6130-01-081-6348INTERCHANGEABLE
CHARGER,BATTERY
24-452BN
5330-01-567-3713INTERCHANGEABLE
SEAL,NONMETALLIC ROUND SECTION
6564

Frequently Asked Questions

What is NSN 4720-00-027-8475?

NSN 4720-00-027-8475 is a Tubing,nonmetallic, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-027-8475?

NSN 4720-00-027-8475 has 1 cross-referenced part number: 656-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).

What NSN replaces 4720-00-027-8475?

There are 7 known substitutes for 4720-00-027-8475: 5960-00-060-6628, 5330-00-285-6385, 5307-00-298-7701 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 656-4?

Key specifications for 656-4: Material: PLASTIC POLYTETRAFLUOROETHYLENE TUBE; Exterior Color: ORANGE; Inside Diameter: 0.500 INCHES NOMINAL IN; Outside Diameter: 0.570 INCHES NOMINAL IN. 8 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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