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Technical Data Sheet
65145-1 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, special_features: USED WITH (59500) HYD PUMP P/N 369887 TO REPLACE HYD PUMP P/N 74163, center_hole_diameter: 3.060 INCHES NOMINAL IN, cross-sectional_height: 0.069 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-408-3303, 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
65145-1
NSN: 5340-01-408-3303
FSC: 5340
CAGE: 90598 — ENGINEERED AIR SYSTEMS, INC. DBA DRS SUSTAINMENT SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
special_featuresUSED WITH (59500) HYD PUMP P/N 369887 TO REPLACE HYD PUMP P/N 74163
center_hole_diameter3.060 INCHES NOMINAL IN
cross-sectional_height0.069 INCHES NOMINAL IN
NSN5340-01-408-3303
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 65145-1 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
MATERIAL ACCOMMODATED THICKNESS: 0.036 INCHES NOMINAL IN
MATERIAL: STEEL
HOLE ACCOMMODATION DIAMETER: 0.875 INCHES NOMINAL IN
STYLE DESIGNATOR: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL ACCOMMODATED THICKNESS0.036 INCHES NOMINAL IN
MATERIALSTEEL
HOLE ACCOMMODATION DIAMETER0.875 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
620331Upgraded Successor
successor cross-reference
successor
231-1263P1Upgraded Successor
successor cross-reference
successor
65145-1Interchangeable
interchangeable cross-reference
interchangeable
JSFC94Interchangeable
interchangeable cross-reference
interchangeable
JSFC94-3Interchangeable
interchangeable cross-reference
interchangeable
900060Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 65145-1?
65145-1 is a O-RING.
What parts can replace 65145-1?
There are 7 known substitutes for 65145-1: 620331, 231-1263P1, 65145-1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 65145-1?
65145-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-408-3303. This indicates validated use in U.S. government and defense supply chains.
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