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Technical Data Sheet
PartsTable / COMPONENT / FL21
FL21 ✓ 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 FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include special_features: FL21 KIT - NHA HOME STATION CHECKS AND HIGH MAINTENANCE DRIVERS, end_item_identification: B-1 AIRCRAFT, part_name_assigned_by_controlling_agency: REPAIR KIT, FL21. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-00-554-7712, 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
FL21
NSN: 2940-00-554-7712
FSC: 2940
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
special_featuresFL21 KIT - NHA HOME STATION CHECKS AND HIGH MAINTENANCE DRIVERS
component_quantity5
end_item_identificationB-1 AIRCRAFT
supply_items_and_quantities5306-00-163-6575 BOLT, SHEAR 1; 5315-00-187-9528 PIN, COTTER 1; 5330-01-191-2528 GASKET 1; 5331-00-279-9321 O-RING 1; 5331-01-006-9054 O-RING 1
part_name_assigned_by_controlling_agencyREPAIR KIT, FL21
NSN2940-00-554-7712
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,FLUID TITLE COMPONENT PN FL21 MFR FILTER ELEMENT,FLUID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
LENS,P0.25,6BC,71MM DIAInterchangeable
interchangeable cross-reference
interchangeable
P0.25 SPHEREInterchangeable
interchangeable cross-reference
interchangeable
P25Interchangeable
interchangeable cross-reference
interchangeable
11662117Interchangeable
interchangeable cross-reference
interchangeable
1218Interchangeable
interchangeable cross-reference
interchangeable
11501869Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FL21?
FL21 is a FILTER ELEMENT,FLUID.
What parts can replace FL21?
There are 27 known substitutes for FL21: LENS,P0.25,6BC,71MM DIA, P0.25 SPHERE, P25 and 24 more. Substitute compatibility should be verified for your specific system.
Is FL21 still available?
FL21 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026