PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS1779Angle,structural

Lockheed Martin Corp · NSN 9540-00-596-1385 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-596-1385 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-596-1385. Primary manufacturer part number: LS1779.
Features
  • Angle,structural — FSC 9540
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • First Tip Style: RIGHT QUARTER RADIUS
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Weight Per Unit Measure: 0.450 POUNDS PER LINEAR FOOT LBS
  • Material: ALUMINUM ALLOY 7075
  • Second Tip Style: UPPER RADIUS
  • Base Flange Thickness: 0.156 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-596-1385, 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 Lockheed Martin Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-596-1385
Primary Part NumberLS1779
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Left Inside Angle90.0 DEGREES NOMINAL
First Tip StyleRIGHT QUARTER RADIUS
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Weight Per Unit Measure0.450 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 7075
Second Tip StyleUPPER RADIUS
Base Flange Thickness0.156 INCHES NOMINAL IN
Fillet Radius Where Left Flange Joins Base Flange0.234 INCHES NOMINAL IN
Second Tip Radius0.078 INCHES NOMINAL IN
Heat TreatmentT-6 SOLUTION HEAT TREATED
First Tip Radius0.078 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Nondefinitive Spec/std Data7075 ALLOY AND T6 TEMPER
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Basic Shape StyleANGLE
Left Side Flange Thickness0.156 INCHES NOMINAL IN
Second Tip Relationship to First TipNOT IDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-014-2263 INTERCHANGEABLE
Bushing,pipe
5961-00-156-0477 INTERCHANGEABLE
Transistor
5935-00-232-376229804 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
9540-00-237-9557 INTERCHANGEABLE
Angle,structural
3455-00-250-0777TABLE 39, D3/4IN INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
5930-00-256-0493S-74 INTERCHANGEABLE
Switch,rotary
Tel-Instrument Electronics Corp Div Tel-Instrument Electronics Corporation
5330-00-298-0626 INTERCHANGEABLE
Gasket
5340-00-329-4418LBS75 INTERCHANGEABLE
Button,plug
Egs Electrical Group Appleton Div
5310-00-414-5226S75 INTERCHANGEABLE
Nut,plain,wing
Gross Mechanical Laboratories Inc
1377-00-529-9301 INTERCHANGEABLE
Squib,electric
Cross-Reference Index
Part NumberManufacturer
LS1779 Lockheed Martin Corp (USA)
1M17 The Boeing Company Div Defense (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
14226-3 International Light Metals Corp Sub of Martin Marietta Corp (USA)
29804 Aluminum Co of America (USA)
S75 Cessna Aircraft Company Dba Textron Aviation (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
S75 Textron Aviation Inc (USA)
Related Parts
4730-00-014-2263INTERCHANGEABLE
BUSHING,PIPE
5961-00-156-0477INTERCHANGEABLE
TRANSISTOR
5935-00-232-3762INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
29804
9540-00-237-9557INTERCHANGEABLE
ANGLE,STRUCTURAL
3455-00-250-0777INTERCHANGEABLE
CUTTER,MILLING,END
TABLE 39, D3/4IN
5930-00-256-0493INTERCHANGEABLE
SWITCH,ROTARY
S-74
5330-00-298-0626INTERCHANGEABLE
GASKET
5340-00-329-4418INTERCHANGEABLE
BUTTON,PLUG
LBS75
5310-00-414-5226INTERCHANGEABLE
NUT,PLAIN,WING
S75
1377-00-529-9301INTERCHANGEABLE
SQUIB,ELECTRIC
5945-00-564-8542INTERCHANGEABLE
RELAY ASSEMBLY
RE94AAIC10
5930-00-657-3165INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 9540-00-596-1385?

NSN 9540-00-596-1385 is a Angle,structural, manufactured by Lockheed Martin Corp, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-596-1385?

NSN 9540-00-596-1385 has 10 cross-referenced part numbers: LS1779 (Lockheed Martin Corp), 1M17 (The Boeing Company Div Defense), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/11 (Sae International Dba Sae International), 14226-3 (International Light Metals Corp Sub of Martin Marietta Corp) and 5 more.

What NSN replaces 9540-00-596-1385?

There are 12 known substitutes for 9540-00-596-1385: 4730-00-014-2263, 5961-00-156-0477, 5935-00-232-3762 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LS1779?

Key specifications for LS1779: Left Inside Angle: 90.0 DEGREES NOMINAL; First Tip Style: RIGHT QUARTER RADIUS; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Weight Per Unit Measure: 0.450 POUNDS PER LINEAR FOOT LBS. 19 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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