PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-T-8231Tube,metallic

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4710-00-278-8523 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-278-8523 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-278-8523. Primary manufacturer part number: MIL-T-8231.
Features
  • Tube,metallic — FSC 4710
  • Construction: SEAMLESS
  • Second End Relationship with First End: IDENTICAL
  • Heat Treatment: ANNEALED
  • Diameter: 0.500 INCHES NOMINAL IN
  • Wall Thickness: 0.035 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Cross-Sectional Shape Style: PLAIN ROUND
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy construction
General Description

The Tube,metallic, cataloged under National Stock Number 4710-00-278-8523, is classified within Federal Supply Class 4710 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 9 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4710-00-278-8523
Primary Part NumberMIL-T-8231
Item NameTube,metallic
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
ConstructionSEAMLESS
Second End Relationship with First EndIDENTICAL
Heat TreatmentANNEALED
Diameter0.500 INCHES NOMINAL IN
Wall Thickness0.035 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Cross-Sectional Shape StylePLAIN ROUND
First End StylePLAIN
Measuring Method and Length120.000 INCHES MINIMUM RANDOM AND 144.000 INCHES MAXIMUM RANDOM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4710-00-287-0432 INTERCHANGEABLE
Tube,metallic
4710-00-287-0436 INTERCHANGEABLE
Tube,metallic
Cross-Reference Index
Part NumberManufacturer
MIL-T-8231 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4710-00-287-0432INTERCHANGEABLE
TUBE,METALLIC
4710-00-287-0436INTERCHANGEABLE
TUBE,METALLIC

Frequently Asked Questions

What is NSN 4710-00-278-8523?

NSN 4710-00-278-8523 is a Tube,metallic, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4710 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4710-00-278-8523?

NSN 4710-00-278-8523 has 1 cross-referenced part number: MIL-T-8231 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4710-00-278-8523?

There are 2 known substitutes for 4710-00-278-8523: 4710-00-287-0432, 4710-00-287-0436. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-T-8231?

Key specifications for MIL-T-8231: Construction: SEAMLESS; Second End Relationship with First End: IDENTICAL; Heat Treatment: ANNEALED; Diameter: 0.500 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4710-00-278-8523 still in active supply?

NSN 4710-00-278-8523 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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