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ST542Z10B — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST542Z10B: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-332-2142, 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
ST542Z10B
NSN: 5331-01-332-2142
NIINs: 013322142, 016127631
FSC: 5331 — O-ring
CAGE: 73124 — HAYWARDINDL. PRODUCTS, INC. (USA)
SPECIFICATIONS
Part NumberST542Z10B
NSN5331-01-332-2142
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST542Z10B 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

No substitute or cross-reference records for this part.

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 ST542Z10B?
ST542Z10B is a O-RING.
What is the NSN for ST542Z10B?
ST542Z10B is cataloged in the U.S. Government catalog under NSN 5331-01-332-2142. This indicates validated use in U.S. government and defense supply chains.
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