Part Number: 521-4(EE-CH4-4
Technical Overview:
Technical reference 521-4(EE-CH4-4 - 13 characters, 4 segment(s), 4 letters / 6 digits, military / federal contract reference (NAVAIR-style numbering). RFQ-based procurement for Aviation Part Number 521-4(EE-CH4-4 (prefix 521). Classification, OEM (Subject to Verification), condition (NE) and documentation are confirmed during RFQ validation. Global Parts-Technology assigns a dedicated specialist, provides traceability records, and returns lead times, stock and global availability within one business day, with 24/7 AOG support. Reference breakdown: 4 segment(s) — 521 | 4EE | CH4 | 4 — digit-dominant reference (4 letters, 6 digits). Confirm the complete number against the aircraft documentation before submitting an RFQ.