PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BAC1506-717Beam,structural

The Boeing Company Div Defense · NSN 9540-01-128-9140 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-128-9140 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-128-9140. Primary manufacturer part number: BAC1506-717.
Features
  • Beam,structural — FSC 9540
  • Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.094 INCHES NOMINAL IN
  • Left Side Top Flange Thickness: 0.094 INCHES NOMINAL IN
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Material: ALUMINUM ALLOY 7178
  • Left Top Inside Angle: 60.0 DEGREES NOMINAL
  • Fabrication Method: EXTRUDED
  • Third Tip Relationship to Preceding Tips: IDENTICAL W/SECOND TIP
Applications
  • Applications requiring Aluminum Alloy 7178 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-01-128-9140, 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 The Boeing Company Div Defense. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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
NSN9540-01-128-9140
Primary Part NumberBAC1506-717
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.094 INCHES NOMINAL IN
Left Side Top Flange Thickness0.094 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
MaterialALUMINUM ALLOY 7178
Left Top Inside Angle60.0 DEGREES NOMINAL
Fabrication MethodEXTRUDED
Third Tip Relationship to Preceding TipsIDENTICAL W/SECOND TIP
First Tip StyleSQUARE END
Left Side Top Flange Distance to Center of Both Flanges1.063 INCHES NOMINAL IN
Heat TreatmentT-6511 SOLUTION HEAT TREATED
Material Document and ClassificationAMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE
Basic Shape StyleT SHAPE
Right Side Top Flange Thickness0.063 INCHES NOMINAL IN
Specification/standard Data81205-BAC1506 MANUFACTURERS STANDARD
Nondefinitive Spec/std DataT6511 TEMPER
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.094 INCHES NOMINAL IN
Weight Per Unit Measure0.419 POUNDS PER LINEAR FOOT LBS
Right Side Top Flange Distance to Center of Both Flanges1.357 INCHES NOMINAL IN
Top Flange Width2.420 INCHES NOMINAL IN
Leg Thickness0.063 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Right Top Inside Angle120.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-052-56441197213 INTERCHANGEABLE
Gear Cluster
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2540-00-064-476561-140 INTERCHANGEABLE
Blade,windshield Wiper
Trico Products Corporation
5940-00-171-07850165PC16 INTERCHANGEABLE
Terminal Board
Lockheed Martin Corporation Div Rms - Mitchel Field
5935-00-789-60787907502-1 INTERCHANGEABLE
Jack,tip
Us Army Aviation and Missile Command
2540-00-847-154216-140 INTERCHANGEABLE
Blade,windshield Wiper
Trico Products Corporation
5365-00-876-9836 INTERCHANGEABLE
Spacer,latch
4920-00-917-107016140 INTERCHANGEABLE
Fixture,aircraft Maintenance
Collins Engine Nozzles, Inc
6630-00-919-6104 INTERCHANGEABLE
Panel Assembly,salinity Indicato
5940-00-983-6057 INTERCHANGEABLE
Terminal Board
4540-01-027-2304059662 INTERCHANGEABLE
Impeller,macerator
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
BAC1506-717 The Boeing Company Div Defense (USA)
16140 Morrison Railway Supply Co (USA)
60-12252 Transtar Metals Corp (USA)
PA10113 Transtar Metals Corp (USA)
QQ-A-200/13 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/13 Society of Automotive Engineers Inc (USA)
AMS-QQ-A-200/13 Sae International Dba Sae International (USA)
16140 International Light Metals Corp Sub of Martin Marietta Corp (USA)
59962 Morrison Railway Supply Co (USA)
59662 Aluminum Co of America (USA)
Related Parts
3020-00-052-5644INTERCHANGEABLE
GEAR CLUSTER
1197213
2540-00-064-4765INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
61-140
5940-00-171-0785INTERCHANGEABLE
TERMINAL BOARD
0165PC16
5935-00-789-6078INTERCHANGEABLE
JACK,TIP
7907502-1
2540-00-847-1542INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
16-140
5365-00-876-9836INTERCHANGEABLE
SPACER,LATCH
4920-00-917-1070INTERCHANGEABLE
FIXTURE,AIRCRAFT MAINTENANCE
16140
6630-00-919-6104INTERCHANGEABLE
PANEL ASSEMBLY,SALINITY INDICATO
5940-00-983-6057INTERCHANGEABLE
TERMINAL BOARD
4540-01-027-2304INTERCHANGEABLE
IMPELLER,MACERATOR
059662
5935-01-044-2300INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
4720-01-124-1060INTERCHANGEABLE
HOSE
16140

Frequently Asked Questions

What is NSN 9540-01-128-9140?

NSN 9540-01-128-9140 is a Beam,structural, manufactured by The Boeing Company Div Defense, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-128-9140?

NSN 9540-01-128-9140 has 10 cross-referenced part numbers: BAC1506-717 (The Boeing Company Div Defense), 16140 (Morrison Railway Supply Co), 60-12252 (Transtar Metals Corp), PA10113 (Transtar Metals Corp), QQ-A-200/13 (Federal Specifications Promulgated by General Services Administration Washington DC) and 5 more.

What NSN replaces 9540-01-128-9140?

There are 12 known substitutes for 9540-01-128-9140: 3020-00-052-5644, 2540-00-064-4765, 5940-00-171-0785 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BAC1506-717?

Key specifications for BAC1506-717: Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.094 INCHES NOMINAL IN; Left Side Top Flange Thickness: 0.094 INCHES NOMINAL IN; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Material: ALUMINUM ALLOY 7178. 23 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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