TM 1-1520-238-23 D-251 L 1 2 2.70 3.04 PART NUMBER 7-311642509 1.54 HS4367-2 PLATE NSN 9905-01-221-0504 NOTE 6 4.00 HS184-171 TAPE NOTE 7 -3 TUBE NOTE 5 23.00 MS21921-8D NUT NSN 4730-01-087-7557 MS21922-8 SLEEVE NSN 4730-00-580-2120 HS4519-8D ELBOW NSN 4730-01-247-5441 0.0 BEND NUMBER 95.70 A END 7.99 7.99 PART NUMBER 7-311642510 DIMENSIONS C B END 1 2 2.61 3.10 1.54 3.00 23.00 -87.00 7.93 7.93 E 1.5 H 1.5 1.5 1.5 F 0.0 F BEND ANGLE C L A END B END H TUBE TURN PLANE OF FIRST BEND M04-4945 E BEND RADIUS NOTES: 1 TUBE ASSEMBLY, METAL - MAKE FROM AL-ALY TUBING 6061-T6, TUBE SIZE 0.500 O.D x 0.028 WALL THICKNESS NSN 4710-01-009-9770 2 DIMENSION C IS DISTANCE BETWEEN BENDS 3 DIMENSION L IS PREPARED LENGTH BEFORE BENDING 4 FIRST BEND STARTS FROM A END 5 FINISH - CHEMICALLY FILM TREAT FOR ELECTRICAL CONDUCTIVITY PER MIL-C-5541, CLASS 3A 6 IDENTIFY AND APPLY MIL-V-173 PROTECTIVE COATING 7 TAPE ARROW  POINTS TO B END Figure D-270. Tube Assembly PN 7-311642509, PN 7-311642510