PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PA6647Beam,structural

Transtar Metals Corp · NSN 9540-00-806-3646 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-806-3646 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-806-3646. Primary manufacturer part number: PA6647.
Features
  • Beam,structural — FSC 9540
  • Left Side Top Flange Thickness: 0.125 INCHES NOMINAL IN
  • Fabrication Method: EXTRUDED
  • First Tip Style: SQUARE W/ INNER AND OUTER CORNER RADII
  • Heat Treatment: T-6 SOLUTION HEAT TREATED
  • Right Side Top Flange Thickness: 0.125 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 7075
  • Basic Shape Style: T SHAPE
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-806-3646, 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 Transtar Metals Corp. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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
NSN9540-00-806-3646
Primary Part NumberPA6647
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerTranstar Metals Corp
StatusACTIVE
Left Side Top Flange Thickness0.125 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
First Tip StyleSQUARE W/ INNER AND OUTER CORNER RADII
Heat TreatmentT-6 SOLUTION HEAT TREATED
Right Side Top Flange Thickness0.125 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 7075
Basic Shape StyleT SHAPE
Right Side Top Flange Distance to Center of Both Flanges1.563 INCHES NOMINAL IN
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Nondefinitive Spec/std DataT6 TEMPER
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Right Top Inside Angle90.0 DEGREES NOMINAL
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Weight Per Unit Measure0.720 POUNDS PER LINEAR FOOT LBS
First Tip Outer Radius0.031 INCHES NOMINAL IN
Left Top Inside Angle90.0 DEGREES NOMINAL
First Tip Inner Radius0.031 INCHES NOMINAL IN
Leg Thickness0.125 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges1.562 INCHES NOMINAL IN
Top Flange Width3.125 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2530-00-516-787510A8797 INTERCHANGEABLE
Spring and Valve Assembly
Napco International Llc Dba Napco International Inc
5998-00-613-910826117 INTERCHANGEABLE
Circuit Card Assembly
Hamilton Sundstrand Corporation Dba Collins Aerospace
6635-00-621-7148605647 INTERCHANGEABLE
Contact Plate
Illinois Tool Works, Inc. Div Magnaflux
5975-00-727-515388-20018-2 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Department of Defense Project Manager-Mobile Electric Power
3120-00-931-099026-117 INTERCHANGEABLE
Bushing,sleeve
Cmbf, Llc Dba Cmbf Llc
4730-01-005-600919485 INTERCHANGEABLE
Nipple,pipe
Tyco Fire Products Lp
9540-01-071-4711 INTERCHANGEABLE
Angle,structural
9540-01-073-5150 INTERCHANGEABLE
Angle,structural
5962-01-076-6628932820-87 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
5950-01-105-1224 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
PA6647 Transtar Metals Corp (USA)
LS4327 Lockheed Martin Corp (USA)
26117 Alcoa/reynolds Metals Company (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
17722 International Light Metals Corp Sub of Martin Marietta Corp (USA)
60-8013 Transtar Metals Corp (USA)
Related Parts
2530-00-516-7875INTERCHANGEABLE
SPRING AND VALVE ASSEMBLY
10A8797
5998-00-613-9108INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
26117
6635-00-621-7148INTERCHANGEABLE
CONTACT PLATE
605647
5975-00-727-5153INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
88-20018-2
3120-00-931-0990INTERCHANGEABLE
BUSHING,SLEEVE
26-117
4730-01-005-6009INTERCHANGEABLE
NIPPLE,PIPE
19485
9540-01-071-4711INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-073-5150INTERCHANGEABLE
ANGLE,STRUCTURAL
5962-01-076-6628INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932820-87
5950-01-105-1224INTERCHANGEABLE
TRANSFORMER,POWER
4520-01-176-1268INTERCHANGEABLE
HEATER,WATER,ELECTRIC
17722
2910-01-205-7853INTERCHANGEABLE
CAP ASSEMBLY,INJECTION NOZZLE
17722

Frequently Asked Questions

What is NSN 9540-00-806-3646?

NSN 9540-00-806-3646 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-806-3646?

NSN 9540-00-806-3646 has 8 cross-referenced part numbers: PA6647 (Transtar Metals Corp), LS4327 (Lockheed Martin Corp), 26117 (Alcoa/reynolds Metals Company), AMS-QQ-A-200/11 (Sae International Dba Sae International), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 9540-00-806-3646?

There are 12 known substitutes for 9540-00-806-3646: 2530-00-516-7875, 5998-00-613-9108, 6635-00-621-7148 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PA6647?

Key specifications for PA6647: Left Side Top Flange Thickness: 0.125 INCHES NOMINAL IN; Fabrication Method: EXTRUDED; First Tip Style: SQUARE W/ INNER AND OUTER CORNER RADII; Overall Height: 1.750 INCHES NOMINAL IN. 24 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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