PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2149AAngle,structural

Alcoa/reynolds Metals Company · NSN 9540-00-061-6401 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-061-6401 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-061-6401. Primary manufacturer part number: 2149A.
Features
  • Angle,structural — FSC 9540
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • Second Tip Relationship to First Tip: IDENTICAL
  • Nondefinitive Spec/std Data: 6063 ALLOY AND T5 TEMPER
  • First Tip Style: SQUARE END
  • Basic Shape Style: ANGLE
  • Base Flange Thickness: 0.125 INCHES NOMINAL IN
  • Material Document and Classification: AMS-QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Aluminum Alloy 6063 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-061-6401, 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 Alcoa/reynolds Metals Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 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
NSN9540-00-061-6401
Primary Part Number2149A
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAlcoa/reynolds Metals Company
StatusACTIVE
Left Inside Angle90.0 DEGREES NOMINAL
Second Tip Relationship to First TipIDENTICAL
Nondefinitive Spec/std Data6063 ALLOY AND T5 TEMPER
First Tip StyleSQUARE END
Basic Shape StyleANGLE
Base Flange Thickness0.125 INCHES NOMINAL IN
Material Document and ClassificationAMS-QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE
Left Side Flange Thickness0.125 INCHES NOMINAL IN
Heat TreatmentT-5 SOLUTION HEAT TREATED
MaterialALUMINUM ALLOY 6063
Length16.000 FEET NOMINAL FT
Weight Per Unit Measure0.319 POUNDS PER LINEAR FOOT LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-014-1522B098 INTERCHANGEABLE
Adapter,torque Wrench
Lockheed Martin Corp
5120-00-024-0348 INTERCHANGEABLE
Driver Head,valve Seat Ring Inse
1560-00-024-405015572 INTERCHANGEABLE
Spar,wing False,out
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
4720-00-135-79575137 INTERCHANGEABLE
Hose,air Duct
Flexco, Inc
9540-00-145-8386 INTERCHANGEABLE
Angle,structural
5905-00-195-4261A10F INTERCHANGEABLE
Resistor,fixed,wire Wound
Clarostat Sensors and Controls
5315-00-234-16570900806-1 INTERCHANGEABLE
Pin,cotter
Agco Corp Parts Opn
6110-00-316-23115-137 INTERCHANGEABLE
Regulator,voltage
Motorola Automotive Electronics
4820-00-413-0756326675P01 INTERCHANGEABLE
Body,valve
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
4810-00-467-335015572 INTERCHANGEABLE
Valve,solenoid
Eaton Aerospace Llc
Cross-Reference Index
Part NumberManufacturer
2149A Alcoa/reynolds Metals Company (USA)
PA4141 Transtar Metals Corp (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
5137 Aluminum Co of America (USA)
15572 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AMS-QQ-A-200/9 Society of Automotive Engineers Inc (USA)
QQ-A-200/9 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/9 Sae International Dba Sae International (USA)
Related Parts
5120-00-014-1522INTERCHANGEABLE
ADAPTER,TORQUE WRENCH
B098
5120-00-024-0348INTERCHANGEABLE
DRIVER HEAD,VALVE SEAT RING INSE
1560-00-024-4050INTERCHANGEABLE
SPAR,WING FALSE,OUT
15572
4720-00-135-7957INTERCHANGEABLE
HOSE,AIR DUCT
5137
9540-00-145-8386INTERCHANGEABLE
ANGLE,STRUCTURAL
5905-00-195-4261INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
A10F
5315-00-234-1657INTERCHANGEABLE
PIN,COTTER
0900806-1
6110-00-316-2311INTERCHANGEABLE
REGULATOR,VOLTAGE
5-137
4820-00-413-0756INTERCHANGEABLE
BODY,VALVE
326675P01
4810-00-467-3350INTERCHANGEABLE
VALVE,SOLENOID
15572
5330-00-732-0017INTERCHANGEABLE
SEAL
3110-00-763-2370INTERCHANGEABLE
BEARING,BALL,ANNULAR
S202HJB6

Frequently Asked Questions

What is NSN 9540-00-061-6401?

NSN 9540-00-061-6401 is a Angle,structural, manufactured by Alcoa/reynolds Metals Company, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-061-6401?

NSN 9540-00-061-6401 has 8 cross-referenced part numbers: 2149A (Alcoa/reynolds Metals Company), PA4141 (Transtar Metals Corp), ASTM B221 (American Society for Testing and Materials Dba Astm International), 5137 (Aluminum Co of America), 15572 (International Light Metals Corp Sub of Martin Marietta Corp) and 3 more.

What NSN replaces 9540-00-061-6401?

There are 12 known substitutes for 9540-00-061-6401: 5120-00-014-1522, 5120-00-024-0348, 1560-00-024-4050 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2149A?

Key specifications for 2149A: Left Inside Angle: 90.0 DEGREES NOMINAL; Second Tip Relationship to First Tip: IDENTICAL; Overall Width: 1.500 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 6063 ALLOY AND T5 TEMPER. 14 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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