PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QQ-A-22/16Angle,structural

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 9540-00-982-0578 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-982-0578 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-982-0578. Primary manufacturer part number: QQ-A-22/16.
Features
  • Angle,structural — FSC 9540
  • Material: ALUMINUM
  • Fillet Radius Where Left Flange Joins Base Flange: 0.125 INCHES NOMINAL IN
  • Second Tip Relationship to First Tip: IDENTICAL
  • Nondefinitive Spec/std Data: 6061 COMPOSITION AND T6 TEMPER
  • Left Side Flange Thickness: 0.187 INCHES NOMINAL IN
  • Heat Treatment: T-6 SOLUTION HEAT TREATED
  • Left Inside Angle: 90.0 DEGREES NOMINAL
Applications
  • Applications requiring Aluminum construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-982-0578, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-982-0578
Primary Part NumberQQ-A-22/16
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
MaterialALUMINUM
Fillet Radius Where Left Flange Joins Base Flange0.125 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Nondefinitive Spec/std Data6061 COMPOSITION AND T6 TEMPER
Left Side Flange Thickness0.187 INCHES NOMINAL IN
Heat TreatmentT-6 SOLUTION HEAT TREATED
Left Inside Angle90.0 DEGREES NOMINAL
Base Flange Thickness0.187 INCHES NOMINAL IN
Length15.000 FEET MINIMUM AND 25.000 FEET MAXIMUM FT
Weight Per Unit Measure0.410 POUNDS PER LINEAR FOOT LBS
Fabrication MethodEXTRUDED
Basic Shape StyleANGLE
First Tip StyleSQUARE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
9540-00-043-2187 INTERCHANGEABLE
Angle,structural
9540-00-079-6160 INTERCHANGEABLE
Beam,structural
9540-01-008-7351 INTERCHANGEABLE
Angle,structural
9540-01-011-8521 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
QQ-A-22/16 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
QQ-A-270 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
9540-00-043-2187INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-079-6160INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-008-7351INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-011-8521INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 9540-00-982-0578?

NSN 9540-00-982-0578 is a Angle,structural, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-982-0578?

NSN 9540-00-982-0578 has 2 cross-referenced part numbers: QQ-A-22/16 (Federal Specifications Promulgated by General Services Administration Washington DC), QQ-A-270 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 9540-00-982-0578?

There are 4 known substitutes for 9540-00-982-0578: 9540-00-043-2187, 9540-00-079-6160, 9540-01-008-7351 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of QQ-A-22/16?

Key specifications for QQ-A-22/16: Material: ALUMINUM; Fillet Radius Where Left Flange Joins Base Flange: 0.125 INCHES NOMINAL IN; Second Tip Relationship to First Tip: IDENTICAL; Nondefinitive Spec/std Data: 6061 COMPOSITION AND T6 TEMPER. 15 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