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89440A — GUARD,MUFFLER-EXHAUST PIPE,NONAI

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

89440A: GUARD,MUFFLER-EXHAUST PIPE,NONAI.

GUARD,MUFFLER-EXHAUST PIPE,NONAI. Key specifications include mounting_method: BRACKET(S), outside_diameter: 4.000 INCHES NOMINAL IN, furnished_items_and_quantity: 1 BRACKET, part_name_assigned_by_controlling_agency: EXHAUST, RAIN CAP. This part is cataloged in the U.S.

Government catalog under NSN 2990-01-543-7873, 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
89440A
NSN: 2990-01-543-7873
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 33457 — CUMMINS FILTRATION INC DBA FLEETGUARD DIV CUMMINS INC (USA)
SPECIFICATIONS
mounting_methodBRACKET(S)
outside_diameter4.000 INCHES NOMINAL IN
furnished_items_and_quantity1 BRACKET
part_name_assigned_by_controlling_agencyEXHAUST, RAIN CAP
NSN2990-01-543-7873
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUARD,MUFFLER-EXHAUST PIPE,NONAI TITLE COMPONENT PN 89440A MFR GUARD,MUFFLER-EXHAUST
KEY FEATURES
•
FURNISHED ITEMS AND QUANTITY: 1 BRACKET
•
MOUNTING METHOD: BRACKET(S)
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 BRACKET
MOUNTING METHODBRACKET(S)
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYEXHAUST, RAIN CAP
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001 2990-00-001-1248 2990-00-001-1250 2990-00-001-2055 2990-00-001-3498 2990-00-001-3520 2990-00-001-3521 2990-00-001-3522
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 89440A?
89440A is a GUARD,MUFFLER-EXHAUST PIPE,NONAI.
What is the NSN for 89440A?
89440A is cataloged in the U.S. Government catalog under NSN 2990-01-543-7873. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.