PartsTable
Technical Data Sheet
21043J ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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,BOTTOM REAR is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5841-01-101-0998, 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
MRO MRO_GENERAL 21043J
NSN: 5841-01-101-0998
FSC: 5841
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY 2024-T351,0.250 IN. THK,7.490 IN. L,4.676 IN. W,FINISH CHEMICAL FILM PER MIL-C-5541,CLASS 1A USED ON WPU A
NSN5841-01-101-0998
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PANEL,BOTTOM REAR TITLE COMPONENT PN 21043J MFR PANEL,BOTTOM REAR
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY 2024-T351,0.250 IN. THK,7.490 IN. L,4.676 IN. W,FINISH CHEMICAL FILM PER MIL-C-5541,CLASS 1A USED ON WPU A
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY 2024-T351,0.250 IN. THK,7.490 IN. L,4.676 IN. W,FINISH CHEMICAL FILM PER MIL-C-5541,CLASS 1A USED ON WPU A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
21043Interchangeable
interchangeable cross-reference
interchangeable
8148650Interchangeable
interchangeable cross-reference
interchangeable
21043-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-E-17777/MIL-CUC-AInterchangeable
interchangeable cross-reference
interchangeable
MIL-E-17777 TYPE CUC-AInterchangeable
interchangeable cross-reference
interchangeable
12412333-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21043J?
21043J is a PANEL,BOTTOM REAR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21043J?
There are 8 known substitutes for 21043J: 21043, 8148650, 21043-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21043J?
21043J is cataloged in the Federal Logistics Information System (FLIS) under NSN 5841-01-101-0998. This indicates validated use in U.S. government and defense supply chains.
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