PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LMC3012Beam,structural

Light Metals Corp · NSN 9540-00-596-3123 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-596-3123 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-596-3123. Primary manufacturer part number: LMC3012.
Features
  • Beam,structural — FSC 9540
  • Second Tip Relationship to First Tip: IDENTICAL
  • Right Top Inside Angle: 90.0 DEGREES NOMINAL
  • Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
  • Top Flange Width: 2.000 INCHES NOMINAL IN
  • Third Tip Relationship to Preceding Tips: NOT IDENTICAL
  • Material: ALUMINUM ALLOY 7075
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-596-3123, 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 Light Metals Corp. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-00-596-3123
Primary Part NumberLMC3012
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLight Metals Corp
StatusCANCELLED
Second Tip Relationship to First TipIDENTICAL
Right Top Inside Angle90.0 DEGREES NOMINAL
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Top Flange Width2.000 INCHES NOMINAL IN
Third Tip Relationship to Preceding TipsNOT IDENTICAL
MaterialALUMINUM ALLOY 7075
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Weight Per Unit Measure0.430 POUNDS PER LINEAR FOOT LBS
Left Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Left Top Inside Angle90.0 DEGREES NOMINAL
Right Side Top Flange Thickness0.125 INCHES NOMINAL IN
Right Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Leg Thickness0.125 INCHES NOMINAL IN
Nondefinitive Spec/std DataT6 TEMPER
First Tip StyleLOWER RADIUS
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Third Tip StyleFULL RADIUS
Basic Shape StyleT SHAPE
Third Tip Radius0.063 INCHES NOMINAL IN
Heat TreatmentT-6 SOLUTION HEAT TREATED
First Tip Radius0.125 INCHES NOMINAL IN
Left Side Top Flange Thickness0.125 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2920-00-019-6103SRP1373 INTERCHANGEABLE
Regulator,engine Generator
Prestolite Electric Inc
6145-00-104-60478724 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
6145-00-144-09183124CCB INTERCHANGEABLE
Cable,special Purpose,electrical
Coleman Cable Inc. Div Texarkana Plant
5950-00-158-9277 INTERCHANGEABLE
Reactor
5330-00-163-245218478 INTERCHANGEABLE
Gasket
Komatsu America Corporation
9540-00-167-2706 INTERCHANGEABLE
Channel,structural
9540-00-226-0369 INTERCHANGEABLE
Beam,structural
9540-00-234-0598 INTERCHANGEABLE
Angle,structural
9540-00-234-0633 INTERCHANGEABLE
Channel,structural
9540-00-261-5279 INTERCHANGEABLE
Structural Section,special Shape
Cross-Reference Index
Part NumberManufacturer
LMC3012 Light Metals Corp (USA)
40182 Bohn Aluminum and Brass Co Div of Gulf and Western Mfg Co Sub of Gulf and Western Industries (USA)
1203059 The Boeing Company (USA)
8724 Reynolds Metals Co (USA)
633NN Aluminum Co of America (USA)
RY32010 Northrop Grumman Systems Corporation (USA)
LMC3012 Ewing - Light Metals Co Inc (USA)
HT194 Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept (USA)
18478 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AND10136-2003 Aeronautical Standards Group Dept of Navy and Air Force (USA)
AMS-STD-184 Society of Automotive Engineers Inc (USA)
1203059 The Boeing Company (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AND10136-2003 Airforce-Navy Aeronautical Design Standard
QQ-A-277 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
Related Parts
2920-00-019-6103INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
SRP1373
6145-00-104-6047INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8724
6145-00-144-0918INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3124CCB
5950-00-158-9277INTERCHANGEABLE
REACTOR
5330-00-163-2452INTERCHANGEABLE
GASKET
18478
9540-00-167-2706INTERCHANGEABLE
CHANNEL,STRUCTURAL
9540-00-226-0369INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-234-0598INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-234-0633INTERCHANGEABLE
CHANNEL,STRUCTURAL
9540-00-261-5279INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
6210-00-299-6131INTERCHANGEABLE
LIGHT,INDICATOR
51-0914-0431-301
6515-00-366-1300INTERCHANGEABLE
CURETTE,EYE

Frequently Asked Questions

What is NSN 9540-00-596-3123?

NSN 9540-00-596-3123 is a Beam,structural, manufactured by Light Metals Corp, classified under FSC 9540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9540-00-596-3123?

NSN 9540-00-596-3123 has 16 cross-referenced part numbers: LMC3012 (Light Metals Corp), 40182 (Bohn Aluminum and Brass Co Div of Gulf and Western Mfg Co Sub of Gulf and Western Industries), 1203059 (The Boeing Company), 8724 (Reynolds Metals Co), 633NN (Aluminum Co of America) and 11 more.

What NSN replaces 9540-00-596-3123?

There are 12 known substitutes for 9540-00-596-3123: 2920-00-019-6103, 6145-00-104-6047, 6145-00-144-0918 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LMC3012?

Key specifications for LMC3012: Second Tip Relationship to First Tip: IDENTICAL; Right Top Inside Angle: 90.0 DEGREES NOMINAL; Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Top Flange Width: 2.000 INCHES NOMINAL IN. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-00-596-3123 still in active supply?

NSN 9540-00-596-3123 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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