PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-1309Angle,structural

Lockheed Martin Corporation Div Rotary and Mission Systems · NSN 9540-00-720-1324 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-720-1324 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-720-1324. Primary manufacturer part number: 2-1309.
Features
  • Angle,structural — FSC 9540
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • Weight Per Unit Measure: 0.110 POUNDS PER LINEAR FOOT LBS
  • Material: ALUMINUM ALLOY 2014
  • First Tip Style: RIGHT QUARTER RADIUS
  • Nondefinitive Spec/std Data: 2014 ALLOY AND T6 TEMPER
  • Second Tip Style: UPPER RADIUS
  • Basic Shape Style: ANGLE
Applications
  • Applications requiring Aluminum Alloy 2014 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-720-1324, 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 Corporation Div Rotary and Mission Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 12 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
NSN9540-00-720-1324
Primary Part Number2-1309
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rotary and Mission Systems
StatusACTIVE
Left Inside Angle90.0 DEGREES NOMINAL
Weight Per Unit Measure0.110 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 2014
First Tip StyleRIGHT QUARTER RADIUS
Nondefinitive Spec/std Data2014 ALLOY AND T6 TEMPER
Second Tip StyleUPPER RADIUS
Basic Shape StyleANGLE
Left Side Flange Thickness0.063 INCHES NOMINAL IN
Length12.000 FEET NOMINAL FT
Material Document and ClassificationAMS-QQ-A-200/2 FED SPEC SINGLE MATERIAL RESPONSE
Second Tip Radius0.063 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Second Tip Relationship to First TipNOT IDENTICAL
Heat TreatmentT-6 SOLUTION HEAT TREATED
First Tip Radius0.063 INCHES NOMINAL IN
Base Flange Thickness0.063 INCHES NOMINAL IN
Fillet Radius Where Left Flange Joins Base Flange0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9540-00-151-5114 INTERCHANGEABLE
Angle,structural
3110-00-156-142221309 INTERCHANGEABLE
Bearing,roller,self-Aligning
Naval Ship Systems Command
9540-00-217-3493 INTERCHANGEABLE
Angle,structural
6810-00-237-2955 INTERCHANGEABLE
Hydrochloric Acid
6685-00-249-7662151-6 INTERCHANGEABLE
Control,temperature,indicating
Emerson Electric Co White Rodgers Co Div
9540-00-261-5637 INTERCHANGEABLE
Angle,structural
5985-00-323-1276 INTERCHANGEABLE
Line Section,radio Frequency Tra
3020-00-454-9542 INTERCHANGEABLE
Gear,spur
6635-00-463-7476 INTERCHANGEABLE
Belt,endless Woven
9540-00-486-6130 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
2-1309 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
1199973 The Boeing Company (USA)
AMS-QQ-A-200/2 Society of Automotive Engineers Inc (USA)
FS10101-0808-2 Hiller Aircraft Corporation (USA)
1199973 The Boeing Company (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
AMS-QQ-A-200/2 Sae International Dba Sae International (USA)
AND10133-0601 Airforce-Navy Aeronautical Design Standard
AND10133-0601/QQ-A-200/2-T6 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
1244084 The Boeing Company (USA)
14630 International Light Metals Corp Sub of Martin Marietta Corp (USA)
QQ-A-200/2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
HA356 Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept (USA)
9535 Reynolds Metals Co (USA)
1244084 The Boeing Company (USA)
2602659 The Boeing Company (USA)
1072154 The Boeing Company (USA)
1072154 The Boeing Company (USA)
Related Parts
9540-00-151-5114INTERCHANGEABLE
ANGLE,STRUCTURAL
3110-00-156-1422INTERCHANGEABLE
BEARING,ROLLER,SELF-ALIGNING
21309
9540-00-217-3493INTERCHANGEABLE
ANGLE,STRUCTURAL
6810-00-237-2955INTERCHANGEABLE
HYDROCHLORIC ACID
6685-00-249-7662INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
151-6
9540-00-261-5637INTERCHANGEABLE
ANGLE,STRUCTURAL
5985-00-323-1276INTERCHANGEABLE
LINE SECTION,RADIO FREQUENCY TRA
3020-00-454-9542INTERCHANGEABLE
GEAR,SPUR
6635-00-463-7476INTERCHANGEABLE
BELT,ENDLESS WOVEN
9540-00-486-6130INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-540-5937INTERCHANGEABLE
ANGLE,STRUCTURAL
6145-00-601-5580INTERCHANGEABLE
CABLE,RADIO FREQUENCY
8868319-5

Frequently Asked Questions

What is NSN 9540-00-720-1324?

NSN 9540-00-720-1324 is a Angle,structural, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-720-1324?

NSN 9540-00-720-1324 has 18 cross-referenced part numbers: 2-1309 (Lockheed Martin Corporation Div Rotary and Mission Systems), 1199973 (The Boeing Company), AMS-QQ-A-200/2 (Society of Automotive Engineers Inc), FS10101-0808-2 (Hiller Aircraft Corporation), 1199973 (The Boeing Company) and 13 more.

What NSN replaces 9540-00-720-1324?

There are 12 known substitutes for 9540-00-720-1324: 9540-00-151-5114, 3110-00-156-1422, 9540-00-217-3493 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-1309?

Key specifications for 2-1309: Left Inside Angle: 90.0 DEGREES NOMINAL; Overall Height: 0.750 INCHES NOMINAL IN; Weight Per Unit Measure: 0.110 POUNDS PER LINEAR FOOT LBS; Material: ALUMINUM ALLOY 2014. 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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