PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASTM A331Bar,metal

American Society for Testing and Materials Dba Astm International · NSN 9510-00-596-3646 · FSC 9510 · No Item Name Available
Verified by PartsTable
NSN 9510-00-596-3646 — this item is cataloged by the U.S. Government under National Stock Number 9510-00-596-3646. Primary manufacturer part number: ASTM A331.
Features
  • Bar,metal — FSC 9510
  • Fabrication Method: COLD FINISH
  • Weight Per Unit Measure: 0.376 POUNDS PER LINEAR FOOT LBS
  • Material: STEEL COMP 4140
  • Basic Shape Style: ROUND
  • Cross Section Outside Diameter: 0.375 INCHES NOMINAL IN
  • Material Document and Classification: ASTM A29, GRADE 4140 ASSN STD SINGLE MATERIAL RESPONSE
  • Nondefinitive Spec/std Data: ACF CONDITION
Applications
  • Applications requiring Steel Comp 4140 construction
General Description

The Bar,metal, cataloged under National Stock Number 9510-00-596-3646, 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 American Society for Testing and Materials Dba Astm International. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN9510-00-596-3646
Primary Part NumberASTM A331
Item NameBar,metal
FSC / FSG9510 / 95 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Fabrication MethodCOLD FINISH
Weight Per Unit Measure0.376 POUNDS PER LINEAR FOOT LBS
MaterialSTEEL COMP 4140
Basic Shape StyleROUND
Cross Section Outside Diameter0.375 INCHES NOMINAL IN
Material Document and ClassificationASTM A29, GRADE 4140 ASSN STD SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std DataACF CONDITION
Heat TreatmentANNEALED
Length5.000 FEET MINIMUM AND 24.000 FEET MAXIMUM FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9510-00-189-7266 INTERCHANGEABLE
Bar,metal
9510-00-227-8528 INTERCHANGEABLE
Bar,metal
9510-00-261-5741 INTERCHANGEABLE
Bar,metal
9510-00-288-6059 INTERCHANGEABLE
Bar,metal
9510-00-288-6062 INTERCHANGEABLE
Bar,metal
9510-00-288-6063 INTERCHANGEABLE
Bar,metal
9510-00-288-6066 INTERCHANGEABLE
Bar,metal
9510-00-288-6067 INTERCHANGEABLE
Bar,metal
9510-00-288-6068 INTERCHANGEABLE
Bar,metal
9510-00-288-6069 INTERCHANGEABLE
Bar,metal
Cross-Reference Index
Part NumberManufacturer
ASTM A331 American Society for Testing and Materials Dba Astm International (USA)
AMS 2806 Society of Automotive Engineers Inc (USA)
ASTM A29 American Society for Testing and Materials Dba Astm International (USA)
QQ-S-624 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS 2806 Sae International Dba Sae International (USA)
Related Parts
9510-00-189-7266INTERCHANGEABLE
BAR,METAL
9510-00-227-8528INTERCHANGEABLE
BAR,METAL
9510-00-261-5741INTERCHANGEABLE
BAR,METAL
9510-00-288-6059INTERCHANGEABLE
BAR,METAL
9510-00-288-6062INTERCHANGEABLE
BAR,METAL
9510-00-288-6063INTERCHANGEABLE
BAR,METAL
9510-00-288-6066INTERCHANGEABLE
BAR,METAL
9510-00-288-6067INTERCHANGEABLE
BAR,METAL
9510-00-288-6068INTERCHANGEABLE
BAR,METAL
9510-00-288-6069INTERCHANGEABLE
BAR,METAL
9505-00-596-3553INTERCHANGEABLE
WIRE,NONELECTRICAL
9510-00-596-3572INTERCHANGEABLE
BAR,METAL

Frequently Asked Questions

What is NSN 9510-00-596-3646?

NSN 9510-00-596-3646 is a Bar,metal, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 9510 (No Item Name Available). Status: active.

What are the part numbers for NSN 9510-00-596-3646?

NSN 9510-00-596-3646 has 5 cross-referenced part numbers: ASTM A331 (American Society for Testing and Materials Dba Astm International), AMS 2806 (Society of Automotive Engineers Inc), ASTM A29 (American Society for Testing and Materials Dba Astm International), QQ-S-624 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS 2806 (Sae International Dba Sae International).

What NSN replaces 9510-00-596-3646?

There are 12 known substitutes for 9510-00-596-3646: 9510-00-189-7266, 9510-00-227-8528, 9510-00-261-5741 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASTM A331?

Key specifications for ASTM A331: Fabrication Method: COLD FINISH; Weight Per Unit Measure: 0.376 POUNDS PER LINEAR FOOT LBS; Material: STEEL COMP 4140; Basic Shape Style: ROUND. 9 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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