PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11820Angle,structural

Aluminum Co of America · NSN 9540-01-378-6596 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-378-6596 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-378-6596. Primary manufacturer part number: 11820.
Features
  • Angle,structural — FSC 9540
  • Heat Treatment: T-6 SOLUTION HEAT TREATED
  • Material: ALUMINUM ALLOY 7075
  • Material Document and Classification: QQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
  • Nondefinitive Spec/std Data: T6 TEMPER
  • 4 verified cross-references
  • Primary manufacturer: Aluminum Co of America
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-01-378-6596, is classified within Federal Supply Class 9540 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is Aluminum Co of America. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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
NSN9540-01-378-6596
Primary Part Number11820
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAluminum Co of America
StatusACTIVE
Heat TreatmentT-6 SOLUTION HEAT TREATED
MaterialALUMINUM ALLOY 7075
Material Document and ClassificationQQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
Nondefinitive Spec/std DataT6 TEMPER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3455-00-243-2172 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5136-00-555-9206310310 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5950-01-254-8229712992-4 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Div Rmd Strategic
6110-01-350-888911820 INTERCHANGEABLE
Panel,power Distribution
Creating Technology Solutions, Llc Dba Technology Research Corp Div Technology Research Corp
6625-01-493-546511820-1 INTERCHANGEABLE
Monitor,voltage Deviation
Creating Technology Solutions, Llc Dba Technology Research Corp Div Technology Research Corp
8105-01-539-713011820 INTERCHANGEABLE
Envelope,packaging
Professional Packaging Systems
6515-01-590-8269118-2-US INTERCHANGEABLE
Head,ophthalmoscope
Welch Allyn, Inc.
Cross-Reference Index
Part NumberManufacturer
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
11820 PRIMARY Aluminum Co of America (USA)
Related Parts
3455-00-243-2172INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5136-00-555-9206INTERCHANGEABLE
TAP,THREAD CUTTING
310310
5950-01-254-8229INTERCHANGEABLE
COIL,RADIO FREQUENCY
712992-4
6110-01-350-8889INTERCHANGEABLE
PANEL,POWER DISTRIBUTION
11820
6625-01-493-5465INTERCHANGEABLE
MONITOR,VOLTAGE DEVIATION
11820-1
8105-01-539-7130INTERCHANGEABLE
ENVELOPE,PACKAGING
11820
6515-01-590-8269INTERCHANGEABLE
HEAD,OPHTHALMOSCOPE
118-2-US

Frequently Asked Questions

What is NSN 9540-01-378-6596?

NSN 9540-01-378-6596 is a Angle,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-378-6596?

NSN 9540-01-378-6596 has 4 cross-referenced part numbers: AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), AMS-QQ-A-200/11 (Sae International Dba Sae International), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), 11820 (Aluminum Co of America).

What NSN replaces 9540-01-378-6596?

There are 7 known substitutes for 9540-01-378-6596: 3455-00-243-2172, 5136-00-555-9206, 5950-01-254-8229 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11820?

Key specifications for 11820: Heat Treatment: T-6 SOLUTION HEAT TREATED; Material: ALUMINUM ALLOY 7075; Material Document and Classification: QQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE; Nondefinitive Spec/std Data: T6 TEMPER. 5 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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