PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15643Angle,structural

Aluminum Co of America · NSN 9540-00-145-8157 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-145-8157 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-145-8157. Primary manufacturer part number: 15643.
Features
  • Angle,structural — FSC 9540
  • Base Flange Thickness: 0.051 INCHES NOMINAL IN
  • Material Document and Classification: QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE
  • Basic Shape Style: ANGLE
  • Material: ALUMINUM ALLOY 2024
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • Heat Treatment: T-4 SOLUTION HEAT TREATED
  • Second Tip Relationship to First Tip: NOT IDENTICAL
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-145-8157, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN9540-00-145-8157
Primary Part Number15643
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAluminum Co of America
StatusACTIVE
Base Flange Thickness0.051 INCHES NOMINAL IN
Material Document and ClassificationQQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE
Basic Shape StyleANGLE
MaterialALUMINUM ALLOY 2024
Left Inside Angle90.0 DEGREES NOMINAL
Heat TreatmentT-4 SOLUTION HEAT TREATED
Second Tip Relationship to First TipNOT IDENTICAL
Fillet Radius Where Left Flange Joins Base Flange0.093 INCHES NOMINAL IN
First Tip StyleSQUARE END
Weight Per Unit Measure0.130 POUNDS PER LINEAR FOOT LBS
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Left Side Flange Thickness0.051 INCHES NOMINAL IN
Second Tip Diameter0.187 INCHES NOMINAL IN
Second Tip Radius0.093 INCHES NOMINAL IN
Nondefinitive Spec/std DataT4 TEMPER
Second Tip StyleUPPER BULBOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5110-00-273-010115-643 INTERCHANGEABLE
Saw,cable
Stanley Tools Div of Stanley Works
2010-00-362-6831 INTERCHANGEABLE
Camshaft
4720-00-778-631800915643 INTERCHANGEABLE
Hose,preformed
Tvh Parts Co.
5940-00-988-0317AA59125/238TB14 INTERCHANGEABLE
Terminal Board
Sunnen Products Co
5895-01-060-580315-643 INTERCHANGEABLE
Cover,electronic Communication E
Rogerson Kratos
4310-01-119-4557P80436 INTERCHANGEABLE
Cap,compressor
Lexair Inc
4820-01-146-986262709B INTERCHANGEABLE
Seat,valve
Griswold Industries Dba Cla-Val Co
8145-01-229-093215643 INTERCHANGEABLE
Storage and Shipping Container,a
Naval Inventory Control Point
4820-01-394-816015643-08D INTERCHANGEABLE
Valve,globe
Griswold Industries Dba Cla-Val Co
4820-01-396-7787C24548 INTERCHANGEABLE
Indicator,valve Opening
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
15643 Aluminum Co of America (USA)
QQA200-3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1M322 The Boeing Company Div Defense (USA)
Related Parts
5110-00-273-0101INTERCHANGEABLE
SAW,CABLE
15-643
2010-00-362-6831INTERCHANGEABLE
CAMSHAFT
4720-00-778-6318INTERCHANGEABLE
HOSE,PREFORMED
00915643
5940-00-988-0317INTERCHANGEABLE
TERMINAL BOARD
AA59125/238TB14
5895-01-060-5803INTERCHANGEABLE
COVER,ELECTRONIC COMMUNICATION E
15-643
4310-01-119-4557INTERCHANGEABLE
CAP,COMPRESSOR
P80436
4820-01-146-9862INTERCHANGEABLE
SEAT,VALVE
62709B
8145-01-229-0932INTERCHANGEABLE
STORAGE AND SHIPPING CONTAINER,A
15643
4820-01-394-8160INTERCHANGEABLE
VALVE,GLOBE
15643-08D
4820-01-396-7787INTERCHANGEABLE
INDICATOR,VALVE OPENING
C24548
4820-01-396-7790INTERCHANGEABLE
GUIDE,VALVE STEM
TV6105A
4820-01-396-8269INTERCHANGEABLE
VALVE TEST TUBE
40528C

Frequently Asked Questions

What is NSN 9540-00-145-8157?

NSN 9540-00-145-8157 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 9540-00-145-8157?

NSN 9540-00-145-8157 has 3 cross-referenced part numbers: 15643 (Aluminum Co of America), QQA200-3 (Federal Specifications Promulgated by General Services Administration Washington DC), 1M322 (The Boeing Company Div Defense).

What NSN replaces 9540-00-145-8157?

There are 12 known substitutes for 9540-00-145-8157: 5110-00-273-0101, 2010-00-362-6831, 4720-00-778-6318 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15643?

Key specifications for 15643: Base Flange Thickness: 0.051 INCHES NOMINAL IN; Material Document and Classification: QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE; Overall Width: 1.000 INCHES NOMINAL IN; Basic Shape Style: ANGLE. 18 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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