PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23891Angle,structural

Aluminum Co of America · NSN 9540-00-063-1906 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-063-1906 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-063-1906. Primary manufacturer part number: 23891.
Features
  • Angle,structural — FSC 9540
  • First Tip Style: RIGHT BULBOUS
  • Second Tip Style: SQUARE END
  • Left Side Flange Thickness: 0.051 INCHES NOMINAL IN
  • Second Tip Relationship to First Tip: NOT IDENTICAL
  • Nondefinitive Spec/std Data: T-6 TEMPER
  • Weight Per Unit Measure: 0.086 POUNDS PER LINEAR FOOT LBS
  • Left Inside Angle: 90.0 DEGREES NOMINAL
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-063-1906, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN9540-00-063-1906
Primary Part Number23891
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAluminum Co of America
StatusACTIVE
First Tip StyleRIGHT BULBOUS
Second Tip StyleSQUARE END
Left Side Flange Thickness0.051 INCHES NOMINAL IN
Second Tip Relationship to First TipNOT IDENTICAL
Nondefinitive Spec/std DataT-6 TEMPER
Weight Per Unit Measure0.086 POUNDS PER LINEAR FOOT LBS
Left Inside Angle90.0 DEGREES NOMINAL
First Tip Diameter0.124 INCHES NOMINAL IN
Basic Shape StyleANGLE
Base Flange Thickness0.051 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 7075
Heat TreatmentT-6 SOLUTION HEAT TREATED
Material Document and ClassificationQQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
First Tip Radius0.062 INCHES NOMINAL IN
Fillet Radius Where Left Flange Joins Base Flange0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
9540-00-146-0733 INTERCHANGEABLE
Angle,structural
6620-00-658-074823891 INTERCHANGEABLE
Block
Honeywell International, Inc Div Aerospace-Tucson
5895-01-613-725623891 INTERCHANGEABLE
Installation Kit,electronic Equi
Silver Eagle Manufacturing Co
4820-01-698-796023891 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team
Cross-Reference Index
Part NumberManufacturer
23891 Aluminum Co of America (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
LS225-2 Lockheed Martin Corp (USA)
Related Parts
9540-00-146-0733INTERCHANGEABLE
ANGLE,STRUCTURAL
6620-00-658-0748INTERCHANGEABLE
BLOCK
23891
5895-01-613-7256INTERCHANGEABLE
INSTALLATION KIT,ELECTRONIC EQUI
23891
4820-01-698-7960INTERCHANGEABLE
VALVE,SAFETY RELIEF
23891

Frequently Asked Questions

What is NSN 9540-00-063-1906?

NSN 9540-00-063-1906 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 9540-00-063-1906?

NSN 9540-00-063-1906 has 3 cross-referenced part numbers: 23891 (Aluminum Co of America), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), LS225-2 (Lockheed Martin Corp).

What NSN replaces 9540-00-063-1906?

There are 4 known substitutes for 9540-00-063-1906: 9540-00-146-0733, 6620-00-658-0748, 5895-01-613-7256 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23891?

Key specifications for 23891: Overall Height: 0.562 INCHES NOMINAL IN; First Tip Style: RIGHT BULBOUS; Second Tip Style: SQUARE END; Left Side Flange Thickness: 0.051 INCHES NOMINAL IN. 18 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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