PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58775Beam,structural

Aluminum Co of America · NSN 9540-01-140-9948 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-140-9948 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-140-9948. Primary manufacturer part number: 58775.
Features
  • Beam,structural — FSC 9540
  • Fabrication Method: EXTRUDED
  • First Tip Style: SQUARE END
  • Material: ALUMINUM ALLOY 7178
  • Bottom Flange Width: 1.375 INCHES NOMINAL IN
  • Basic Shape Style: Z SHAPE
  • Top Flange Width: 1.000 INCHES NOMINAL IN
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.090 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy 7178 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-01-140-9948, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-01-140-9948
Primary Part Number58775
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAluminum Co of America
StatusACTIVE
Fabrication MethodEXTRUDED
First Tip StyleSQUARE END
MaterialALUMINUM ALLOY 7178
Bottom Flange Width1.375 INCHES NOMINAL IN
Basic Shape StyleZ SHAPE
Top Flange Width1.000 INCHES NOMINAL IN
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.090 INCHES NOMINAL IN
Weight Per Unit Measure6.596 POUNDS PER LINEAR FOOT LBS
Right Side Bottom Flange Thickness0.062 INCHES NOMINAL IN
Left Side Top Flange Thickness0.062 INCHES NOMINAL IN
Material Document and ClassificationAMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std DataT6 TEMPER
Fillet Radius Where Bottom Right Flange Joins Web Flange/leg0.090 INCHES NOMINAL IN
Heat TreatmentT-6 SOLUTION HEAT TREATED
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Right Bottom Inside Angle90.0 DEGREES NOMINAL
Second Tip Relationship to First TipIDENTICAL
Web Flange Thickness0.062 INCHES NOMINAL IN
Left Top Inside Angle90.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-530-510607-862593 INTERCHANGEABLE
Plug,expansion
Tvh Parts Co.
5307-00-594-3889SM-B-71598 INTERCHANGEABLE
Stud,shouldered and Stepped
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6850-01-580-429258775 INTERCHANGEABLE
Sealer,chemical
Loctite Corp
Cross-Reference Index
Part NumberManufacturer
AC8775 The Boeing Company Div Defense (USA)
AMS-QQ-A-200/13 Society of Automotive Engineers Inc (USA)
AMS-QQ-A-200/13 Sae International Dba Sae International (USA)
QQ-A-200/13 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
58775 PRIMARY Aluminum Co of America (USA)
1M445 The Boeing Company Div Defense (USA)
Related Parts
5340-00-530-5106INTERCHANGEABLE
PLUG,EXPANSION
07-862593
5307-00-594-3889INTERCHANGEABLE
STUD,SHOULDERED AND STEPPED
SM-B-71598
6850-01-580-4292INTERCHANGEABLE
SEALER,CHEMICAL
58775

Frequently Asked Questions

What is NSN 9540-01-140-9948?

NSN 9540-01-140-9948 is a Beam,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-140-9948?

NSN 9540-01-140-9948 has 6 cross-referenced part numbers: AC8775 (The Boeing Company Div Defense), AMS-QQ-A-200/13 (Society of Automotive Engineers Inc), AMS-QQ-A-200/13 (Sae International Dba Sae International), QQ-A-200/13 (Federal Specifications Promulgated by General Services Administration Washington DC), 58775 (Aluminum Co of America) and 1 more.

What NSN replaces 9540-01-140-9948?

There are 3 known substitutes for 9540-01-140-9948: 5340-00-530-5106, 5307-00-594-3889, 6850-01-580-4292. Verify interchangeability with system specifications before substitution.

What are the specifications of 58775?

Key specifications for 58775: Fabrication Method: EXTRUDED; First Tip Style: SQUARE END; Material: ALUMINUM ALLOY 7178; Bottom Flange Width: 1.375 INCHES NOMINAL IN. 20 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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