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PartsTable / COMPONENT / 41821-1
41821-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The PANEL ASSEMBLY,MASTER SWITCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.375 INCHES NOMINAL IN, overall_length: 1.375 INCHES NOMINAL IN, circle_diameter: 1.375 INCHES NOMINAL IN, style_designator: ROUND BOTTOM, starting_edge_shape: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1680-01-130-2841, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
41821-1
NSN: 1680-01-130-2841
FSC: 1680
CAGE: 96916 — FLEET READINESS CENTER EAST DIV DEPARTMENT OF NAVY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.375 INCHES NOMINAL IN
overall_length1.375 INCHES NOMINAL IN
circle_diameter1.375 INCHES NOMINAL IN
style_designatorROUND BOTTOM
starting_edge_shapeSTRAIGHT
key_size_designationWOODRUFF F
part_name_assigned_by_controlling_agencyWOODRUFF KEY
NSN1680-01-130-2841
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PANEL ASSEMBLY,MASTER SWITCH TITLE COMPONENT PN 41821-1 MFR PANEL ASSEMBLY,MASTER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: O/A DIMS 5.750 IN. W,5.250 IN. H,3.600 IN. DP IN
•
FSC APPLICATION DATA: PANEL CONTROLS
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONCH-53E HELICOPTER
GENERAL CHARACTERISTICS ITEM DESCRIPTIONO/A DIMS 5.750 IN. W,5.250 IN. H,3.600 IN. DP IN
FSC APPLICATION DATAPANEL CONTROLS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
41-8211Interchangeable
interchangeable cross-reference
interchangeable
11B5190296-9Interchangeable
interchangeable cross-reference
interchangeable
11B5190296Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 41821-1?
41821-1 is a PANEL ASSEMBLY,MASTER SWITCH.
What parts can replace 41821-1?
There are 3 known substitutes for 41821-1: 41-8211, 11B5190296-9, 11B5190296. Substitute compatibility should be verified for your specific system.
What is the NSN for 41821-1?
41821-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1680-01-130-2841. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026