PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILS20166Bar,metal

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 9510-00-126-1014 · FSC 9510 · No Item Name Available
Verified by PartsTable
NSN 9510-00-126-1014 — this item is cataloged by the U.S. Government under National Stock Number 9510-00-126-1014. Primary manufacturer part number: MILS20166.
Features
  • Bar,metal — FSC 9510
  • Length: 8.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Cross Section Outside Diameter: 3.000 INCHES NOMINAL IN
  • Material: STEEL COMP 8620
  • Material Document and Classification: MIL-S-20166, GRADE HT MIL SPEC 1ST MATERIAL RESPONSE
  • Criticality Code Justification: ZZZX
  • Nondefinitive Spec/std Data: HT GRADE AND U TYPE
  • Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Applications
  • Applications requiring Steel Comp 8620 construction
General Description

The Bar,metal, cataloged under National Stock Number 9510-00-126-1014, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9510-00-126-1014
Primary Part NumberMILS20166
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
Length8.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Cross Section Outside Diameter3.000 INCHES NOMINAL IN
MaterialSTEEL COMP 8620
Material Document and ClassificationMIL-S-20166, GRADE HT MIL SPEC 1ST MATERIAL RESPONSE
Criticality Code JustificationZZZX
Nondefinitive Spec/std DataHT GRADE AND U TYPE
Departure From Cited DesignatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Surface ConditionGROUND OVERALL
Heat TreatmentAS FABRICATED
Basic Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5925-00-113-5066 INTERCHANGEABLE
Circuit Breaker
9520-00-277-4438 INTERCHANGEABLE
Channel,structural
9520-00-277-4441 INTERCHANGEABLE
Channel,structural
9520-00-277-4457 INTERCHANGEABLE
Beam,structural
9520-00-277-4459 INTERCHANGEABLE
Beam,structural
9520-00-277-4460 INTERCHANGEABLE
Beam,structural
9520-00-277-4461 INTERCHANGEABLE
Beam,structural
9520-00-277-4462 INTERCHANGEABLE
Beam,structural
9520-00-277-4463 INTERCHANGEABLE
Beam,structural
9520-00-277-4944 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
MILS20166 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASTM-A322,GR G86200,3 INCH ROU Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASTM-A322,GR G86200,3 INCH ROUL1 Naval Inventory Control Point Mechanicsburg (USA)
MILS20166L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5925-00-113-5066INTERCHANGEABLE
CIRCUIT BREAKER
9520-00-277-4438INTERCHANGEABLE
CHANNEL,STRUCTURAL
9520-00-277-4441INTERCHANGEABLE
CHANNEL,STRUCTURAL
9520-00-277-4457INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4459INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4460INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4461INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4462INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4463INTERCHANGEABLE
BEAM,STRUCTURAL
9520-00-277-4944INTERCHANGEABLE
ANGLE,STRUCTURAL
9520-00-277-4959INTERCHANGEABLE
ANGLE,STRUCTURAL
9520-00-277-5949INTERCHANGEABLE
CHANNEL,STRUCTURAL

Frequently Asked Questions

What is NSN 9510-00-126-1014?

NSN 9510-00-126-1014 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 9510-00-126-1014?

NSN 9510-00-126-1014 has 4 cross-referenced part numbers: MILS20166 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ASTM-A322,GR G86200,3 INCH ROU (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ASTM-A322,GR G86200,3 INCH ROUL1 (Naval Inventory Control Point Mechanicsburg), MILS20166L1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 9510-00-126-1014?

There are 12 known substitutes for 9510-00-126-1014: 5925-00-113-5066, 9520-00-277-4438, 9520-00-277-4441 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILS20166?

Key specifications for MILS20166: Length: 8.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Cross Section Outside Diameter: 3.000 INCHES NOMINAL IN; Material: STEEL COMP 8620; Material Document and Classification: MIL-S-20166, GRADE HT MIL SPEC 1ST MATERIAL RESPONSE. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com