Downloaded from https://www.everyspec.com MIL-STD-1311D NOTES: 1. Dimensions are in inches. 2. Unless otherwise specified, tolerances are ± .02 and ± .5 ° on angles. FIGURE 1216-1. Adapter for octal tube bases - Continued.
METHOD 1216A 1216-4 25 March 1970 Ltr Dimensions Inches Millimeters Min Max Min Max A .36 .40 9.1 10.2 B .14 .18 3.6 4.6 C .86 .90 21.8 22.9 D .23 .27 5.8 6.9 E .04 .08 1.0 2.0 F .23 DIA .27 DIA 5.84 DIA 6.86 DIA G .15 .19 3.8 4.8 H .29 .33 7.4 8.4 J 1.73 1.77 43.9 45.0 K .86 .90 21.8 22.9 L .98 1.02 24.9 25.9 M .48 .52 12.2 13.2 N .07 R .11 R 1.8 R 2.8 R P 1.48 1.52 37.6 38.6 Q 2.10 2.14 53.3 54.4 R .36 .40 9.1 10.2 S 1.98 2.02 50.3 51.3 T 1.48 1.52 37.6 38.6 U .23 .27 5.8 6.9 V .86 .90 21.8 22.9 W .48 .52 12.2 13.2 X .98 1.02 24.9 25.9 Y 1.73 1.77 43.9 45.0 Z 1.73 1.77 43.9 45.0 Ltr Dimensions Inches Millimeters Min Max Min Max AA .86 .90 21.8 22.9 AB .98 1.02 24.9 25.9 AC .48 .52 12.2 13.2 AD .67 .71 17.0 18.0 AE 44°30' 45°30' 44°30' 45°30' AF .36 DIA .40 DIA 9.1 DIA 10.2 DIA AG 1.98 2.02 50.3 51.3 AH 1.60 1.64 40.6 41.7 AJ .14 DIA .18 DIA 3.6 DIA 4.6 DIA AK .04 .08 1.0 2.0 AL .48 .52 12.2 13.2 AM .98 1.02 24.9 25.9 AN .86 .90 21.8 22.9 AP 1.73 1.77 24.9 25.9 AQ 1.98 2.02 50.3 51.3 AR .04 .08 1.0 2.0 AS .07 DIA .11 DIA 1.8 DIA 2.8 DIA AT .29 .33 7.4 8.4 AU .14 .18 3.6 4.6 AV .29 .33 7.4 8.4 AW .14 .18 3.6 4.6 AX .04 .08 1.0 2.0 AY .29 .33 7.4 8.4