PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-122928Angle,structural

Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems · NSN 9540-01-231-2295 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-231-2295 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-231-2295. Primary manufacturer part number: S-122928.
Features
  • Angle,structural — FSC 9540
  • First Tip Style: SQUARE END
  • Left Side Flange Thickness: 0.079 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 7075
  • Length: 0.282 FEET NOMINAL FT
  • Base Flange Thickness: 0.079 INCHES NOMINAL IN
  • Second Tip Relationship to First Tip: IDENTICAL
  • Left Inside Angle: 90.0 DEGREES NOMINAL
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-01-231-2295, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-01-231-2295
Primary Part NumberS-122928
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
StatusACTIVE
First Tip StyleSQUARE END
Left Side Flange Thickness0.079 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 7075
Length0.282 FEET NOMINAL FT
Base Flange Thickness0.079 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Left Inside Angle90.0 DEGREES NOMINAL
Material Document and ClassificationMIL-A-12545 MIL SPEC SINGLE MATERIAL RESPONSE
Weight Per Unit Measure0.161 POUNDS PER LINEAR FOOT LBS
Basic Shape StyleANGLE
Fillet Radius Where Left Flange Joins Base Flange0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-075-225314518 INTERCHANGEABLE
Seat,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5136-00-580-7163 INTERCHANGEABLE
Tap,thread Cutting
5325-00-587-218714518 INTERCHANGEABLE
Ring,retaining
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
4730-01-085-256314518 INTERCHANGEABLE
Elbow
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5325-01-109-300514518 INTERCHANGEABLE
Ring,retaining
Abd Intl Inc Dba Abdick
5950-01-146-7397 INTERCHANGEABLE
Transformer,power
4940-01-176-07982000-4518 INTERCHANGEABLE
Clamp
American Hofmann Corp
5980-01-177-03403-3959 INTERCHANGEABLE
Holder,photoelectric Cell
American Hofmann Corp
5995-01-432-40581-3636-601-5218 INTERCHANGEABLE
Cable Assembly,radio Frequency
Tensolite Company Dba Carlisle Interconnect Technologies Div Carlisle Interconnect Technologies - Vancouver
7920-01-617-801114518 INTERCHANGEABLE
Brush,wire,tube
Schaefer Brush Mfg Co Inc
Cross-Reference Index
Part NumberManufacturer
S-122928 Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA)
14518 International Light Metals Corp Sub of Martin Marietta Corp (USA)
S-122928 Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector (USA)
Related Parts
4820-00-075-2253INTERCHANGEABLE
SEAT,VALVE
14518
5136-00-580-7163INTERCHANGEABLE
TAP,THREAD CUTTING
5325-00-587-2187INTERCHANGEABLE
RING,RETAINING
14518
4730-01-085-2563INTERCHANGEABLE
ELBOW
14518
5325-01-109-3005INTERCHANGEABLE
RING,RETAINING
14518
5950-01-146-7397INTERCHANGEABLE
TRANSFORMER,POWER
4940-01-176-0798INTERCHANGEABLE
CLAMP
2000-4518
5980-01-177-0340INTERCHANGEABLE
HOLDER,PHOTOELECTRIC CELL
3-3959
5995-01-432-4058INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
1-3636-601-5218
7920-01-617-8011INTERCHANGEABLE
BRUSH,WIRE,TUBE
14518

Frequently Asked Questions

What is NSN 9540-01-231-2295?

NSN 9540-01-231-2295 is a Angle,structural, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-231-2295?

NSN 9540-01-231-2295 has 3 cross-referenced part numbers: S-122928 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 14518 (International Light Metals Corp Sub of Martin Marietta Corp), S-122928 (Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector).

What NSN replaces 9540-01-231-2295?

There are 10 known substitutes for 9540-01-231-2295: 4820-00-075-2253, 5136-00-580-7163, 5325-00-587-2187 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S-122928?

Key specifications for S-122928: First Tip Style: SQUARE END; Left Side Flange Thickness: 0.079 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 7075; Length: 0.282 FEET NOMINAL FT. 13 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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