PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-S-866Bar,metal

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 9510-00-199-9312 · FSC 9510 · No Item Name Available
Verified by PartsTable
NSN 9510-00-199-9312 — this item is cataloged by the U.S. Government under National Stock Number 9510-00-199-9312. Primary manufacturer part number: MIL-S-866.
Features
  • Bar,metal — FSC 9510
  • Nondefinitive Spec/std Data: 4615 CLASS
  • Material: STEEL COMP 4615
  • Length: 12.000 FEET MINIMUM AND 20.000 FEET MAXIMUM FT
  • Nondefinitive Spec/std Data: 4615 CLASS
  • Material Document and Classification: MIL-S-866, CLASS 4615 MIL SPEC 1ST MATERIAL RESPONSE
  • Material: STEEL COMP 4615
  • Cross Section Outside Diameter: 1.000 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 4615 construction
General Description

The Bar,metal, cataloged under National Stock Number 9510-00-199-9312, is classified within Federal Supply Class 9510 (No Item Name Available) of the Metal Bars, Sheets, and Shapes 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 15 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9510-00-199-9312
Primary Part NumberMIL-S-866
Item NameBar,metal
FSC / FSG9510 / 95 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Nondefinitive Spec/std Data4615 CLASS
MaterialSTEEL COMP 4615
Length12.000 FEET MINIMUM AND 20.000 FEET MAXIMUM FT
Nondefinitive Spec/std Data4615 CLASS
Material Document and ClassificationMIL-S-866, CLASS 4615 MIL SPEC 1ST MATERIAL RESPONSE
MaterialSTEEL COMP 4615
Cross Section Outside Diameter1.000 INCHES NOMINAL IN
Weight Per Unit Measure2.670 POUNDS PER LINEAR FOOT LBS
Material Document and ClassificationMIL-S-866, CLASS 4615 MIL SPEC 1ST MATERIAL RESPONSE
Basic Shape StyleROUND
Length12.000 FEET MINIMUM AND 20.000 FEET MAXIMUM FT
Weight Per Unit Measure2.670 POUNDS PER LINEAR FOOT LBS
Cross Section Outside Diameter1.000 INCHES NOMINAL IN
Fabrication MethodHOT ROLLED
Basic Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
9505-00-189-7206 INTERCHANGEABLE
Wire,nonelectrical
9510-00-189-7234 INTERCHANGEABLE
Bar,metal
9510-00-199-9316 INTERCHANGEABLE
Bar,metal
9510-00-199-9317 INTERCHANGEABLE
Bar,metal
9510-00-199-9318 INTERCHANGEABLE
Bar,metal
9510-00-261-5741 INTERCHANGEABLE
Bar,metal
Cross-Reference Index
Part NumberManufacturer
MIL-S-866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
9505-00-189-7206INTERCHANGEABLE
WIRE,NONELECTRICAL
9510-00-189-7234INTERCHANGEABLE
BAR,METAL
9510-00-199-9316INTERCHANGEABLE
BAR,METAL
9510-00-199-9317INTERCHANGEABLE
BAR,METAL
9510-00-199-9318INTERCHANGEABLE
BAR,METAL
9510-00-261-5741INTERCHANGEABLE
BAR,METAL

Frequently Asked Questions

What is NSN 9510-00-199-9312?

NSN 9510-00-199-9312 is a Bar,metal, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 9510 (No Item Name Available). Status: active.

What are the part numbers for NSN 9510-00-199-9312?

NSN 9510-00-199-9312 has 1 cross-referenced part number: MIL-S-866 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 9510-00-199-9312?

There are 6 known substitutes for 9510-00-199-9312: 9505-00-189-7206, 9510-00-189-7234, 9510-00-199-9316 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-S-866?

Key specifications for MIL-S-866: Nondefinitive Spec/std Data: 4615 CLASS; Material: STEEL COMP 4615; Length: 12.000 FEET MINIMUM AND 20.000 FEET MAXIMUM FT; Nondefinitive Spec/std Data: 4615 CLASS. 15 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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