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Technical Data Sheet
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432-128 — FILTER,FLUID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

432-128: FILTER,FLUID.

The FILTER,FLUID is a the manufacturer industrial component. Key specifications include end_item_identification: EVINRUDE E175DPXSCR OUTBOARD ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-404-4053, 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
432-128
NSN: 5331-00-404-4053
NIINs: 004044053, 013632402, 015763396
FSC: 5331 — O-ring
CAGE: 92739 — AMPEX SYSTEMS CORP (USA)
SPECIFICATIONS
end_item_identificationEVINRUDE E175DPXSCR OUTBOARD ENGINE
NSN5331-00-404-4053
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 432-128 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.879 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.724 INCHES MINIMUM AND 3.754 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.879 INCHES NOMINAL IN
CENTER HOLE DIAMETER3.724 INCHES MINIMUM AND 3.754 INCHES MAXIMUM IN
MATERIALRUBBER
SUBSTITUTES & CROSS-REFERENCES 1
568-044Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 432-128?
432-128 is a FILTER,FLUID.
What parts can replace 432-128?
There is 1 known substitute for 432-128: 568-044. Substitute compatibility should be verified for your specific system.
What is the NSN for 432-128?
432-128 is cataloged in the U.S. Government catalog under NSN 5331-00-404-4053. 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.