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Technical Data Sheet
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ST269Z5 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST269Z5: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-353-8900, 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
ST269Z5
NSN: 5331-01-353-8900
FSC: 5331 — O-ring
CAGE: 73124 — HAYWARDINDL. PRODUCTS, INC. (USA)
SPECIFICATIONS
Part NumberST269Z5
NSN5331-01-353-8900
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST269Z5 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
SUBSTITUTES & CROSS-REFERENCES 1
740197Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST269Z5?
ST269Z5 is a O-RING.
What parts can replace ST269Z5?
There is 1 known substitute for ST269Z5: 740197. Substitute compatibility should be verified for your specific system.
What is the NSN for ST269Z5?
ST269Z5 is cataloged in the U.S. Government catalog under NSN 5331-01-353-8900. This indicates validated use in U.S. government and defense supply chains.
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