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Technical Data Sheet
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42315-189 — 42315-189

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

42315-189: 42315-189.

The 42315-189 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-456-3698, 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
42315-189
NSN: 5340-01-456-3698
FSC: 5340 — Hardware, Commercial
CAGE: 82402 — TRIUMPH GEAR SYSTEMS INC DBA TRIUMPH GEAR SYSTEMS INC (USA)
SPECIFICATIONS
Part Number42315-189
NSN5340-01-456-3698
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 42315-189 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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 42315-189?
42315-189 is a 42315-189.
What is the NSN for 42315-189?
42315-189 is cataloged in the U.S. Government catalog under NSN 5340-01-456-3698. This indicates validated use in U.S. government and defense supply chains.
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