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4864184 — PNEUMATIC MUFFLER,EXHAUST-INTAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4864184: PNEUMATIC MUFFLER,EXHAUST-INTAKE.

PNEUMATIC MUFFLER,EXHAUST-INTAKE. Key specifications include material: NICKEL ALLOY 400, thread_class: 2A NUT THREAD A A, thread_length: 1.500 INCHES NOMINAL NUT THREAD A IN, overall_length: 18.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND NUT THREAD A, nominal_thread_size: 0.500 INCHES NUT THREAD B IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-01-288-7993, 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
4864184
NSN: 4310-01-288-7993
NIINs: 012887993, 013433451, 014795999
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400
thread_class2A NUT THREAD A A
thread_length1.500 INCHES NOMINAL NUT THREAD A IN
overall_length18.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND NUT THREAD A
nominal_thread_size0.500 INCHES NUT THREAD B IN
thread_quantity_per_inch13 NUT THREAD B
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD B
specification/standard_data81349-MIL-1222 GOVERNMENT SPECIFICATION
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
NSN4310-01-288-7993
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PNEUMATIC MUFFLER,EXHAUST-INTAKE TITLE COMPONENT PN 4864184 MFR PNEUMATIC MUFFLER,EXHA
KEY FEATURES
•
OVERALL DIAMETER: 2.500 INCHES NOMINAL IN
•
MUFFLER DESIGN: STRAIGHT THROUGH
•
BODY SHAPE: ROUND
•
MATERIAL: ALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.500 INCHES NOMINAL IN
OVERALL LENGTH10.250 INCHES NOMINAL IN
MUFFLER DESIGNSTRAIGHT THROUGH
BODY SHAPEROUND
SPECIAL FEATURESW/THREE HOLES,0.560 IN. DIA EQUALLY SPACED ON A 5.000 IN. BOLT HOLE CIRCLE; W/FLANGE 7.000 IN. DIA IN
MATERIALALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
SUBSTITUTES & CROSS-REFERENCES 1
8454864184Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 4864184?
4864184 is a PNEUMATIC MUFFLER,EXHAUST-INTAKE.
What parts can replace 4864184?
There is 1 known substitute for 4864184: 8454864184. Substitute compatibility should be verified for your specific system.
What is the NSN for 4864184?
4864184 is cataloged in the U.S. Government catalog under NSN 4310-01-288-7993. 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.