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PartsTable / COMPONENT / 21-536
21-536 ✓ Verified by PartsTable
Legrand · 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 FILTER ELEMENT,FLUID is a Legrand industrial component. Key specifications include material: STEEL, thickness: 1.125 INCHES NOMINAL IN, neck_height: 2.000 INCHES NOMINAL IN, terminal_type: JACK, furnished_data: LIQUID LEVEL, shell_material: ALUMINUM ALLOY EARPHONE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2925-00-211-4022, 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
21-536
NSN: 2925-00-211-4022
FSC: 2925
CAGE: 94931 — BENDIX CORP THE BENDIX INTERNATIONAL DIV (USA)
SPECIFICATIONS
materialSTEEL
thickness1.125 INCHES NOMINAL IN
neck_height2.000 INCHES NOMINAL IN
terminal_typeJACK
furnished_dataLIQUID LEVEL
shell_materialALUMINUM ALLOY EARPHONE
flange_diameter7.500 INCHES NOMINAL IN
mounting_methodRETAINER RING EARPHONE
special_featuresBEARING SIGHT GLASS
style_designatorROUND, ONE BOLT HOLE CIRCLE
terminal_locationINTERNAL
terminal_quantity2
NSN2925-00-211-4022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand FILTER ELEMENT,FLUID TITLE COMPONENT PN 21-536 MFR Legrand FILTER ELEMENT,FLUID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
21536Interchangeable
interchangeable cross-reference
interchangeable
18519Interchangeable
interchangeable cross-reference
interchangeable
ASME B16.5Interchangeable
interchangeable cross-reference
interchangeable
B16.5 2 1/2IN.600 PSIInterchangeable
interchangeable cross-reference
interchangeable
MIL-F-18180Interchangeable
interchangeable cross-reference
interchangeable
SM-A-886429Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-536?
21-536 is a FILTER ELEMENT,FLUID manufactured by Legrand.
What parts can replace 21-536?
There are 9 known substitutes for 21-536: 21536, 18519, ASME B16.5 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-536?
21-536 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2925-00-211-4022. 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