Nissan NI-53357-1 Seal Flange
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Nissan NI‑53357‑1 – Seal Flange (OEM Lithium‑Ion Battery Leak Test Component)
The Nissan NI‑53357‑1 Seal Flange is a genuine OEM service component designed to work in conjunction with Nissan’s lithium‑ion battery (LiB) leak‑decay testing system. This flange provides a secure, airtight interface between the battery enclosure and the NI‑53357 leak‑decay tool, ensuring accurate pressure‑testing conditions during EV and hybrid battery diagnostics. Proper sealing is essential for detecting moisture intrusion, pressure imbalance, or enclosure leaks that could compromise battery performance or safety.
Engineered to Nissan’s exact specifications, the NI‑53357‑1 Seal Flange ensures a precise fit to the designated test port, maintaining a stable, leak‑free connection during 1 PSI decay testing. It is referenced throughout Nissan EV service manuals for battery‑pack resealing, enclosure integrity checks, and post‑repair verification procedures.
Key Features
- OEM‑Approved Seal Flange Designed specifically for Nissan LiB leak‑decay testing systems to ensure proper sealing and test accuracy.
- Creates a Leak‑Free Test Interface Provides a secure, airtight connection between the battery enclosure and the leak‑decay tool.
- Supports 1 PSI Leak‑Decay Testing Maintains stable pressure conditions required for accurate diagnostic results.
- Protects Battery Enclosure Integrity Prevents damage to test ports and ensures proper sealing during repeated diagnostic procedures.
- Durable, High‑Voltage‑Safe Construction Built for repeated use in dealership EV service bays and certified high‑voltage repair environments.
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