AIRCRAFT ALTIMETERS. THEY ARE FITTED IN ALL UK REGISTERED AIRCRAFT ALLOWING PILOTS TO NAVIGATE WITH ACCURACY OVER TERRAIN AND OBJECTS. THE PRESSURE ALTITUDE ON A GIVEN DAY CAN BE MANUALLY SET IN A SUB SCALE TO GIVE ACCURACY OF HEIGHT, ALTITUDE AND FLIGHT LEVEL. THE AIRCRAFT ALTIMETER MUST BE INSTALLED IN THE PANEL OF AN AIRCRAFT AND ARE ONE OF THE BASIC SIX INSTRUMENTS USED FOR NAVIGATION.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 8526 - RADAR APPARATUS, RADIO NAVIGATIONAL AID APPARATUS AND RADIO REMOTE CONTROL APPARATUS. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 852691 - OTHER THAN RADAR APPARATUS: RADIO NAVIGATIONAL AID APPARATUS. CN CODE 85269120 - RADIO NAVIGATIONAL RECEIVERS. ALSO CLASSIFIED IN ACCORDANCE WITH:- HARMONISED SYSTEM EXPLANATORY NOTES (HSEN) TO HEADING 8526 (4) REFERS TO ALTIMETERS. WCO OPINIONS TO 8526.91.