PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

79HHAngle,structural

Aluminum Co of America · NSN 9540-00-251-1834 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-251-1834 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-251-1834. Primary manufacturer part number: 79HH.
Features
  • Angle,structural — FSC 9540
  • Weight Per Unit Measure: 0.158 POUNDS PER LINEAR FOOT LBS
  • Material: ALUMINUM ALLOY 2024
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Fabrication Method: EXTRUDED
  • Base Flange Thickness: 0.093 INCHES NOMINAL IN
  • Material Document and Classification: AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
  • Left Side Flange Thickness: 0.093 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-251-1834, 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 Aluminum Co of America. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN9540-00-251-1834
Primary Part Number79HH
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAluminum Co of America
StatusACTIVE
Weight Per Unit Measure0.158 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 2024
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Fabrication MethodEXTRUDED
Base Flange Thickness0.093 INCHES NOMINAL IN
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Left Side Flange Thickness0.093 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Nondefinitive Spec/std Data2024 ALLOY AND T3511 TEMPER
Left Inside Angle90.0 DEGREES NOMINAL
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Basic Shape StyleANGLE
First Tip StyleSQUARE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-113-52713377079 INTERCHANGEABLE
Puller,mechanical
Cummins Inc
2930-00-294-278610192RD INTERCHANGEABLE
Cap,filler Opening
Yates-American Machine Co Inc
2520-00-358-3998306038 INTERCHANGEABLE
Lever,release
Sachs-Boge of America
6625-00-468-32386038 INTERCHANGEABLE
Resonator,tuning Fork
Dynalec Corporation
5950-00-620-97846038 INTERCHANGEABLE
Transformer,power
Magnetek Inc Lighting Products Group
5950-00-646-2377606781 INTERCHANGEABLE
Reactor
Northrop Grumman Systems Corporation
5935-00-834-6570 INTERCHANGEABLE
Connector,plug,electrical
5935-00-868-4189 INTERCHANGEABLE
Jack,tip
2990-00-935-4452 INTERCHANGEABLE
Muffler,exhaust
5940-00-949-3161603JJ8 INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
Cross-Reference Index
Part NumberManufacturer
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
60-38 Transtar Metals Corp (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
79HH PRIMARY Aluminum Co of America (USA)
Related Parts
5120-00-113-5271INTERCHANGEABLE
PULLER,MECHANICAL
3377079
2930-00-294-2786INTERCHANGEABLE
CAP,FILLER OPENING
10192RD
2520-00-358-3998INTERCHANGEABLE
LEVER,RELEASE
306038
6625-00-468-3238INTERCHANGEABLE
RESONATOR,TUNING FORK
6038
5950-00-620-9784INTERCHANGEABLE
TRANSFORMER,POWER
6038
5950-00-646-2377INTERCHANGEABLE
REACTOR
606781
5935-00-834-6570INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-868-4189INTERCHANGEABLE
JACK,TIP
2990-00-935-4452INTERCHANGEABLE
MUFFLER,EXHAUST
5940-00-949-3161INTERCHANGEABLE
TERMINAL BOARD
603JJ8
5975-01-034-5535INTERCHANGEABLE
PROTECTOR,ELECTRICAL CABLE
4440-01-144-7480INTERCHANGEABLE
SEPARATOR
603-8

Frequently Asked Questions

What is NSN 9540-00-251-1834?

NSN 9540-00-251-1834 is a Angle,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-251-1834?

NSN 9540-00-251-1834 has 6 cross-referenced part numbers: AMS-QQ-A-200/3 (Sae International Dba Sae International), 60-38 (Transtar Metals Corp), ASTM B221 (American Society for Testing and Materials Dba Astm International), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC) and 1 more.

What NSN replaces 9540-00-251-1834?

There are 12 known substitutes for 9540-00-251-1834: 5120-00-113-5271, 2930-00-294-2786, 2520-00-358-3998 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 79HH?

Key specifications for 79HH: Weight Per Unit Measure: 0.158 POUNDS PER LINEAR FOOT LBS; Material: ALUMINUM ALLOY 2024; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Fabrication Method: EXTRUDED. 15 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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