PartsTable
Technical Data Sheet
TU436 ✓ 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 SPRING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-350-6006, 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
TU436
NSN: 5340-00-350-6006
FSC: 5340
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
Part NumberTU436
NSN5340-00-350-6006
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TU436 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
436Upgraded Successor
successor cross-reference
successor
A3004406-1Upgraded Successor
successor cross-reference
successor
A3004406Upgraded Successor
successor cross-reference
successor
40385-3Interchangeable
interchangeable cross-reference
interchangeable
SCD1972PT3Interchangeable
interchangeable cross-reference
interchangeable
G124Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TU436?
TU436 is a SPRING.
What parts can replace TU436?
There are 6 known substitutes for TU436: 436, A3004406-1, A3004406 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TU436?
TU436 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-350-6006. This indicates validated use in U.S. government and defense supply chains.
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