PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-133Angle,structural

Lockheed Martin Corporation Div Rotary and Mission Systems · NSN 9540-00-145-7539 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-145-7539 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-145-7539. Primary manufacturer part number: 2-133.
Features
  • Angle,structural — FSC 9540
  • Weight Per Unit Measure: 0.580 POUNDS PER LINEAR FOOT LBS
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Material Document and Classification: AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
  • Fillet Radius Where Left Flange Joins Base Flange: 0.188 INCHES NOMINAL IN
  • Second Tip Style: UPPER RADIUS
  • Second Tip Radius: 0.125 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-145-7539, 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 Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 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
NSN9540-00-145-7539
Primary Part Number2-133
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rotary and Mission Systems
StatusACTIVE
Weight Per Unit Measure0.580 POUNDS PER LINEAR FOOT LBS
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Fillet Radius Where Left Flange Joins Base Flange0.188 INCHES NOMINAL IN
Second Tip StyleUPPER RADIUS
Second Tip Radius0.125 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Second Tip Relationship to First TipNOT IDENTICAL
Base Flange Thickness0.188 INCHES NOMINAL IN
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Nondefinitive Spec/std Data2024 ALLOY AND T3511 TEMPER
Left Inside Angle90.0 DEGREES NOMINAL
First Tip Radius0.125 INCHES NOMINAL IN
First Tip StyleSQUARE END
Basic Shape StyleANGLE
Left Side Flange Thickness0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-089-460495J2K0 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
9540-00-119-9027 INTERCHANGEABLE
Angle,structural
4730-00-168-46146088 INTERCHANGEABLE
Strainer,sediment
Parker-Hannifin Corp Div Sporlan Division
2995-00-199-74106088 INTERCHANGEABLE
Fitting,outlet,hydr
Eaton Aerospace, Llc Dba Jackson South
9540-00-250-3588 INTERCHANGEABLE
Angle,structural
5935-00-259-6481 INTERCHANGEABLE
Plug,tip
9540-00-261-5142 INTERCHANGEABLE
Angle,structural
5960-00-296-3370 INTERCHANGEABLE
Electron Tube
1630-00-343-91462133 INTERCHANGEABLE
Link,spring Connect
Avox Systems Inc Dba Avox Systems Inc
5331-00-477-0229C1124 2-133 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
2-133 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
BAC1503-4205 The Boeing Company Div Legacy Wichita (USA)
60-88 Transtar Metals Corp (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)
PA4200 Transtar Metals Corp (USA)
LS3378 Lockheed Martin Corp (USA)
4630 Alcoa/reynolds Metals Company (USA)
1152371 The Boeing Company (USA)
734LL Aluminum Co of America (USA)
1152371 The Boeing Company (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
Related Parts
5905-00-089-4604INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
95J2K0
9540-00-119-9027INTERCHANGEABLE
ANGLE,STRUCTURAL
4730-00-168-4614INTERCHANGEABLE
STRAINER,SEDIMENT
6088
2995-00-199-7410INTERCHANGEABLE
FITTING,OUTLET,HYDR
6088
9540-00-250-3588INTERCHANGEABLE
ANGLE,STRUCTURAL
5935-00-259-6481INTERCHANGEABLE
PLUG,TIP
9540-00-261-5142INTERCHANGEABLE
ANGLE,STRUCTURAL
5960-00-296-3370INTERCHANGEABLE
ELECTRON TUBE
1630-00-343-9146INTERCHANGEABLE
LINK,SPRING CONNECT
2133
5331-00-477-0229INTERCHANGEABLE
O-RING
C1124 2-133
9540-00-542-2699INTERCHANGEABLE
ANGLE,STRUCTURAL
60-88
5950-00-571-0406INTERCHANGEABLE
REACTOR

Frequently Asked Questions

What is NSN 9540-00-145-7539?

NSN 9540-00-145-7539 is a Angle,structural, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-145-7539?

NSN 9540-00-145-7539 has 13 cross-referenced part numbers: 2-133 (Lockheed Martin Corporation Div Rotary and Mission Systems), ASTM B221 (American Society for Testing and Materials Dba Astm International), BAC1503-4205 (The Boeing Company Div Legacy Wichita), 60-88 (Transtar Metals Corp), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc) and 8 more.

What NSN replaces 9540-00-145-7539?

There are 12 known substitutes for 9540-00-145-7539: 5905-00-089-4604, 9540-00-119-9027, 4730-00-168-4614 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-133?

Key specifications for 2-133: Weight Per Unit Measure: 0.580 POUNDS PER LINEAR FOOT LBS; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Overall Height: 1.250 INCHES NOMINAL IN; Material Document and Classification: AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE. 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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