PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PA6745Beam,structural

Transtar Metals Corp · NSN 9540-00-556-8967 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-556-8967 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-556-8967. Primary manufacturer part number: PA6745.
Features
  • Beam,structural — FSC 9540
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.188 INCHES NOMINAL IN
  • Right Top Inside Angle: 90.0 DEGREES NOMINAL
  • Top Flange Width: 3.130 INCHES NOMINAL IN
  • First Tip Outer Radius: 0.031 INCHES NOMINAL IN
  • Heat Treatment: T-76 SOLUTION HEAT TREATED
  • Material: ALUMINUM ALLOY
  • Right Side Top Flange Distance to Center of Both Flanges: 1.565 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-556-8967, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 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
NSN9540-00-556-8967
Primary Part NumberPA6745
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerTranstar Metals Corp
StatusACTIVE
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.188 INCHES NOMINAL IN
Right Top Inside Angle90.0 DEGREES NOMINAL
Top Flange Width3.130 INCHES NOMINAL IN
First Tip Outer Radius0.031 INCHES NOMINAL IN
Heat TreatmentT-76 SOLUTION HEAT TREATED
MaterialALUMINUM ALLOY
Right Side Top Flange Distance to Center of Both Flanges1.565 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Left Side Top Flange Thickness0.250 INCHES NOMINAL IN
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.188 INCHES NOMINAL IN
Leg Thickness0.170 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Second Tip Relationship to First TipIDENTICAL
Right Side Top Flange Thickness0.250 INCHES NOMINAL IN
Material Document and ClassificationC04-1175 36659 MFR REF SINGLE MATERIAL RESPONSE
Basic Shape StyleT SHAPE
First Tip StyleSQUARE W/ INNER AND OUTER CORNER RADII
Left Top Inside Angle90.0 DEGREES NOMINAL
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
First Tip Inner Radius0.031 INCHES NOMINAL IN
Weight Per Unit Measure1.747 POUNDS PER LINEAR FOOT LBS
Left Side Top Flange Distance to Center of Both Flanges1.565 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-114-98237685 INTERCHANGEABLE
Relay,thermal
Kurz & Root Generator Company, Llc
2915-00-125-548556380 INTERCHANGEABLE
Impeller,fuel Pump
Hydro-Aire Aerospace Corp
3510-00-467-57441486-7-144 INTERCHANGEABLE
Trunnion Assembly
Ametek Inc Heat Transfer Div
4730-00-476-6444 INTERCHANGEABLE
Union,pipe
4910-00-494-1242T406 INTERCHANGEABLE
Pilot,valve Seat Refacing
Sioux Tools Inc
9540-00-580-6606 INTERCHANGEABLE
Beam,structural
3020-00-752-101630-8-39 INTERCHANGEABLE
Gear,helical
Dana Corp Spicer Transmission Div
6130-00-851-10077685 INTERCHANGEABLE
Power Supply Subassembly
Drs Signal Solutions, Inc.
5340-01-014-0085768-5 INTERCHANGEABLE
Clamp,loop
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
4820-01-088-2975 INTERCHANGEABLE
Valve,linear,directional Control
Cross-Reference Index
Part NumberManufacturer
PA6745 Transtar Metals Corp (USA)
E732502 Bae Systems Technology Solutions & Services Inc. (USA)
30839 Aluminum Co of America (USA)
E732502 General Dynamics Corp Convair Div Lindbergh Field Facility (USA)
56380 International Light Metals Corp Sub of Martin Marietta Corp (USA)
E732502 Tracor Flight Systems Inc Sub of Tracor Inc (USA)
LS3495-5 Lockheed Martin Corp (USA)
E732502 Hughes Missile Systems Co San Diego (USA)
T4062 Howmet Corporation Dba Alcoa Howmet, Whitehall, Casting Operations (USA)
60-3866 Transtar Metals Corp (USA)
7685 Alcoa/reynolds Metals Company (USA)
Related Parts
5945-00-114-9823INTERCHANGEABLE
RELAY,THERMAL
7685
2915-00-125-5485INTERCHANGEABLE
IMPELLER,FUEL PUMP
56380
3510-00-467-5744INTERCHANGEABLE
TRUNNION ASSEMBLY
1486-7-144
4730-00-476-6444INTERCHANGEABLE
UNION,PIPE
4910-00-494-1242INTERCHANGEABLE
PILOT,VALVE SEAT REFACING
T406
9540-00-580-6606INTERCHANGEABLE
BEAM,STRUCTURAL
3020-00-752-1016INTERCHANGEABLE
GEAR,HELICAL
30-8-39
6130-00-851-1007INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
7685
5340-01-014-0085INTERCHANGEABLE
CLAMP,LOOP
768-5
4820-01-088-2975INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
5360-01-146-5995INTERCHANGEABLE
SPRING
5985-01-154-7366INTERCHANGEABLE
DIPLEXER
M1970-1

Frequently Asked Questions

What is NSN 9540-00-556-8967?

NSN 9540-00-556-8967 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 9540-00-556-8967?

NSN 9540-00-556-8967 has 11 cross-referenced part numbers: PA6745 (Transtar Metals Corp), E732502 (Bae Systems Technology Solutions & Services Inc.), 30839 (Aluminum Co of America), E732502 (General Dynamics Corp Convair Div Lindbergh Field Facility), 56380 (International Light Metals Corp Sub of Martin Marietta Corp) and 6 more.

What NSN replaces 9540-00-556-8967?

There are 12 known substitutes for 9540-00-556-8967: 5945-00-114-9823, 2915-00-125-5485, 3510-00-467-5744 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PA6745?

Key specifications for PA6745: Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.188 INCHES NOMINAL IN; Right Top Inside Angle: 90.0 DEGREES NOMINAL; Top Flange Width: 3.130 INCHES NOMINAL IN; First Tip Outer Radius: 0.031 INCHES NOMINAL IN. 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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