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5210425 — COOLER,LUBRICATING OIL,ENGINE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5210425: COOLER,LUBRICATING OIL,ENGINE.

The COOLER,LUBRICATING OIL,ENGINE is a the manufacturer industrial component. Key specifications include hole_diameter: 0.203 INCHES SECOND END IN, chamfer_length: 1.750 INCHES NOMINAL FIRST END IN, overall_length: 18.000 INCHES NOMINAL IN, overall_diameter: 1.900 INCHES NOMINAL IN, special_features: ONE END SQUARE, surface_treatment: PAINT OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-171-5388, 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
5210425
NSN: 5340-01-171-5388
NIINs: 011715388, 012828421
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
hole_diameter0.203 INCHES SECOND END IN
chamfer_length1.750 INCHES NOMINAL FIRST END IN
overall_length18.000 INCHES NOMINAL IN
overall_diameter1.900 INCHES NOMINAL IN
special_featuresONE END SQUARE
surface_treatmentPAINT OVERALL
drilled_hole_locationBOTH ENDS
distance_from_end_to_hole_center2.812 INCHES NOMINAL SECOND END IN
NSN5340-01-171-5388
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5210425 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
•
CHAMFER LENGTH: 1.750 INCHES NOMINAL FIRST END IN
•
OVERALL DIAMETER: 1.900 INCHES NOMINAL IN
•
DRILLED HOLE LOCATION: BOTH ENDS
•
SURFACE TREATMENT: PAINT OVERALL
•
HOLE DIAMETER: 0.203 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH1.750 INCHES NOMINAL FIRST END IN
OVERALL DIAMETER1.900 INCHES NOMINAL IN
DRILLED HOLE LOCATIONBOTH ENDS
OVERALL LENGTH18.000 INCHES NOMINAL IN
SPECIAL FEATURESONE END SQUARE
SURFACE TREATMENTPAINT OVERALL
HOLE DIAMETER0.203 INCHES SECOND END IN
HOLE DIAMETER0.315 INCHES FIRST END IN
DISTANCE FROM END TO HOLE CENTER2.812 INCHES NOMINAL SECOND END IN
DISTANCE FROM END TO HOLE CENTER0.625 INCHES NOMINAL FIRST END IN
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 5210425?
5210425 is a COOLER,LUBRICATING OIL,ENGINE.
What is the NSN for 5210425?
5210425 is cataloged in the U.S. Government catalog under NSN 5340-01-171-5388. 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.