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Technical Data Sheet
A221774 ✓ 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 MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include material: STEEL LOCATION NOT OTHERWISE SPECIFIED, design_type: DRY, coolant_type: AIR, overall_width: 11.500 INCHES NOMINAL IN, inlet_location: ON SIDE OF BODY 3.500 IN. C OF INLET TO END OF BODY IN, muffler_design: BAFFLE.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-077-1504, 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
A221774
NSN: 2990-00-077-1504
FSC: 2990
CAGE: 32537 — JOY GLOBAL UNDERGROUND MINING LLC (USA)
SPECIFICATIONS
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
design_typeDRY
coolant_typeAIR
overall_width11.500 INCHES NOMINAL IN
tube_quantity4
inlet_locationON SIDE OF BODY 3.500 IN. C OF INLET TO END OF BODY IN
muffler_designBAFFLE
overall_height8.250 INCHES NOMINAL IN
overall_length36.000 INCHES NOMINAL IN
baffle_quantity2
outlet_locationON SIDE OF BODY 3.500 IN. C OF OUTLET TO END OF BODY OPPOSITE INLET END IN
special_featuresW/BRACKET
NSN2990-00-077-1504
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MUFFLER,EXHAUST TITLE COMPONENT PN A221774 MFR MUFFLER,EXHAUST
KEY FEATURES
DESIGN TYPE: DRY
OUTLET LOCATION: ON SIDE OF BODY 3.500 IN. C OF OUTLET TO END OF BODY OPPOSITE INLET END IN
COOLANT TYPE: AIR
INLET INSIDE DIAMETER: 3.515 INCHES NOMINAL SINGLE INLET IN
MUFFLER DESIGN: BAFFLE
TUBE QUANTITY: 4
INLET PROJECTION LENGTH: 3.875 INCHES NOMINAL SINGLE INLET IN
OUTLET OUTSIDE DIAMETER: 3.485 INCHES NOMINAL FIRST OUTLET IN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPEDRY
OUTLET LOCATIONON SIDE OF BODY 3.500 IN. C OF OUTLET TO END OF BODY OPPOSITE INLET END IN
COOLANT TYPEAIR
INLET INSIDE DIAMETER3.515 INCHES NOMINAL SINGLE INLET IN
MUFFLER DESIGNBAFFLE
TUBE QUANTITY4
INLET PROJECTION LENGTH3.875 INCHES NOMINAL SINGLE INLET IN
OUTLET OUTSIDE DIAMETER3.485 INCHES NOMINAL FIRST OUTLET IN
MATERIALSTEEL LOCATION NOT OTHERWISE SPECIFIED
OUTLET PROJECTION LENGTH5.000 INCHES NOMINAL FIRST OUTLET IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
6091Interchangeable
interchangeable cross-reference
interchangeable
PT205Interchangeable
interchangeable cross-reference
interchangeable
25590Interchangeable
interchangeable cross-reference
interchangeable
4046Interchangeable
interchangeable cross-reference
interchangeable
RELEASE1614Interchangeable
interchangeable cross-reference
interchangeable
DMS 80034BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A221774?
A221774 is a MUFFLER,EXHAUST.
What parts can replace A221774?
There are 8 known substitutes for A221774: 6091, PT205, 25590 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A221774?
A221774 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-077-1504. This indicates validated use in U.S. government and defense supply chains.
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