TM 1-1520-238-23 D-278 1 7.75 1.12 7.5 05 90.72 2 2.56 1.12 19.8 -180.0 90.72 3 1.45 1.12 78.5 -90.0 90.72 4 61.50 1.12 45.0 92.0 90.72 5 1.00 1.12 45.0 -180.0 90.72 6 3.25 1.12 45.0 0 90.72 7 1.00 1.12 45.0 -180.0 90.72 6.60 1 7.75 1.12 7.5 05 90.66 2 2.55 1.12 20.0 -180.0 90.66 3 1.45 1.12 78.5 -90.0 90.66 4 61.60 1.12 38.5 94.0 90.66 5 0.95 1.12 38.5 -180.0 90.66 6 3.50 1.12 38.5 0.0 90.66 7 1.30 1.12 38.5 -180.0 90.66 6.45 BEND NUMBE R DIMENSIONS C E F H PART NUMBER 7-311830223 L -3 ONLY -5 ONLY HS4367-2 PLATE NSN 9905-01-221-0504 HS5412D6 455 ELBOW NOTES: 1 TUBE ASSEMBLY, METAL-MAKE FROM AL-ALY TUBING 6061-T6, TUBE SIZE 0.375 O.D x 0.028 WALL THICKNESS NSN 4710-01-167-6979 2 DIMENSION C IS DISTANCE BETWEEN BENDS 3 DIMENSION L IS PREPARED LENGTH BEFORE BENDING 4 FINISH - CHEMICALLY FILM TREAT FOR ELECTRICAL CONDUCTIVITY PER MIL-C-5541 CLASS 3A 5 TAPE ARROW POINTS TO B END 6 ALL DIMENSIONS ARE IN INCHES B END A END HS184-706 TAPE NOTE 5 -3 TUBE -5 TUBE HS4523-6D UNION NSN 4730-01-179-4236 PLANE OF FIRST BEND H TURN TUBE CCW F BEND ANGLE B END L A END E BEND RADIUS C M04-4975 Figure D-300. Tube Assembly PN 7-311830223