PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A369Bell Crank

Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc · NSN 3040-00-588-4537 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-588-4537 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-588-4537. Primary manufacturer part number: A369.
Features
  • Bell Crank — FSC 3040
  • Surface Treatment: CADMIUM
  • End Hole/ball Diameter: 0.250 INCHES NOMINAL SECOND END IN
  • Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 1.562 INCHES NOMINAL FIRST END IN
  • FSC Application Data: VEHICULAR ACCESSORIES
  • Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 1.562 INCHES NOMINAL SECOND END IN
  • End Hole/ball Diameter: 0.250 INCHES NOMINAL FIRST END IN
  • Material: STEEL
Applications
  • Applications requiring Steel construction
General Description

The Bell Crank, cataloged under National Stock Number 3040-00-588-4537, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-588-4537
Primary Part NumberA369
Item NameBell Crank
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerDucommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
StatusACTIVE
Surface TreatmentCADMIUM
End Hole/ball Diameter0.250 INCHES NOMINAL SECOND END IN
Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball1.562 INCHES NOMINAL FIRST END IN
FSC Application DataVEHICULAR ACCESSORIES
Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball1.562 INCHES NOMINAL SECOND END IN
End Hole/ball Diameter0.250 INCHES NOMINAL FIRST END IN
MaterialSTEEL
Bore Diameter0.386 INCHES NOMINAL IN
Bore Length0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-081-9371A369 INTERCHANGEABLE
Cock,poppet Drain
Volcanic Heater Inc Dba Volcanic Heater, Inc.
5821-00-173-7949A369 INTERCHANGEABLE
Switch Unit,control
Lockheed Martin Corp
5977-00-214-1275A-367 INTERCHANGEABLE
Brush,electrical Contact
Aerocontrolex Group, Inc. Div Talley Actuators
5340-01-561-4708A-369 INTERCHANGEABLE
Bracket,mounting
Dwyer Instruments Inc
Cross-Reference Index
Part NumberManufacturer
A369 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
Related Parts
4820-00-081-9371INTERCHANGEABLE
COCK,POPPET DRAIN
A369
5821-00-173-7949INTERCHANGEABLE
SWITCH UNIT,CONTROL
A369
5977-00-214-1275INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
A-367
5340-01-561-4708INTERCHANGEABLE
BRACKET,MOUNTING
A-369

Frequently Asked Questions

What is NSN 3040-00-588-4537?

NSN 3040-00-588-4537 is a Bell Crank, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-588-4537?

NSN 3040-00-588-4537 has 1 cross-referenced part number: A369 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc).

What NSN replaces 3040-00-588-4537?

There are 4 known substitutes for 3040-00-588-4537: 4820-00-081-9371, 5821-00-173-7949, 5977-00-214-1275 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A369?

Key specifications for A369: Surface Treatment: CADMIUM; End Hole/ball Diameter: 0.250 INCHES NOMINAL SECOND END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 1.562 INCHES NOMINAL FIRST END IN; FSC Application Data: VEHICULAR ACCESSORIES. 9 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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