TM-9-1240-401-34-P

TELESCOPE MOUNT M146: M118A2 AND M118A3; TELESCOPE MOUNT M145: M145A1; PANORAMIC TELESCOPE: M117 AND M117A2; FIRE CONTROL QUADRANT: M15; PERISCOPE: M42

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

JULY 1993

TM-9-1240-401-34-P - Page 349 of 590

TM 9-1240-401-34&P

CONVERSION

TABLE

IN.

CM

0.0005

0.0013

0.0050

0.0127

0.2000

0.5080

0.5000

1.2700

1.1250

2.8575

1.1410

2.8981

1.4580

3.7033

1.4590

3.7059

1.7180

4.3637

5.0000

12.7000

5.1250

13.0175

10.0000

25.4000

NOTES:

1. All dimensions are in inches.

2. Fabricate from steel, QQ-T-580.

3. Surfaces A, B, and C to be parallel to each other within 0.0002 TIR.

Surface D to be perpendicular to surface C within 0.001 for its entire

length.

Figure C-12. Quadrant Mounting Fixture

Change 1

C-13/(C-14

blank)