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Technical Data Sheet
PartsTable / COMPONENT / 04-21038-2
04-21038-2 ✓ 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

CAP ASSEMBLY,PROTECTIVE,MUFFLER-. Key specifications include material: ALUMINUM ALLOY, end_item_identification: 6115-01-561-7788, pipe_outside_diameter_accommodated: 2.880 INCHES IN, part_name_assigned_by_controlling_agency: CAP,RAIN EXHAUST. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-01-714-1926, 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
04-21038-2
NSN: 2990-01-714-1926
FSC: 2990
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
special_featuresINSIDE BRACKET WIDTH:38.1 MILLIMETERS;PAINT HIGH TEMPERATURE FLAT BLACK,PAINT SHALL WITHSTAND 100 DEGREES FAHRENHEIT MINIMUM; MM
end_item_identification6115-01-561-7788
pipe_outside_diameter_accommodated2.880 INCHES IN
part_name_assigned_by_controlling_agencyCAP,RAIN EXHAUST
NSN2990-01-714-1926
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAP ASSEMBLY,PROTECTIVE,MUFFLER- TITLE COMPONENT PN 04-21038-2 MFR CAP ASSEMBLY,PROTECTIV
KEY FEATURES
•
PIPE OUTSIDE DIAMETER ACCOMMODATED: 2.880 INCHES IN
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
PIPE OUTSIDE DIAMETER ACCOMMODATED2.880 INCHES IN
SPECIAL FEATURESINSIDE BRACKET WIDTH:38.1 MILLIMETERS;PAINT HIGH TEMPERATURE FLAT BLACK,PAINT SHALL WITHSTAND 100 DEGREES FAHRENHEIT MINIMUM; MM
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP,RAIN EXHAUST
END ITEM IDENTIFICATION6115-01-561-7788
MATERIALALUMINUM ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
MIL-C-5501/7Interchangeable
interchangeable cross-reference
interchangeable
NAS834Interchangeable
interchangeable cross-reference
interchangeable
2413675Interchangeable
interchangeable cross-reference
interchangeable
2200EB230AAInterchangeable
interchangeable cross-reference
interchangeable
C25DNF315AInterchangeable
interchangeable cross-reference
interchangeable
C25DND315AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 04-21038-2?
04-21038-2 is a CAP ASSEMBLY,PROTECTIVE,MUFFLER-.
What parts can replace 04-21038-2?
There are 13 known substitutes for 04-21038-2: MIL-C-5501/7, NAS834, 2413675 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 04-21038-2?
04-21038-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-01-714-1926. 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