Conduit Size Calculator
Standard Convolution, Standard Wall Conduits
For use where a lightweight conduit is required to contain the wire bundle and give mechanical protection, Fluid resistance and sealing. Select prefix for material to meet temperature requirements. EXAMPLES: Internal panel wiring, computer consoles, airframe wiring (behind panels), etc.
PART NUMBER MIL-T-81914 Identifier INT. DIA. MAX O/D Minimum Bend Rad. MAX. WT. (LBS./FT.)
* 1060 * A-000000 01 3/16 .320 1/2 .020
* 1090 * A-000000 02 9/32 .414 3/4 .029
* 1100 * A-000000 03 5/16 .450 7/8 .036
* 1120 * A-000000 04 3/8 .530 1 .042
* 1140 * A-000000 05 7/16 .590 1-1/4 .049
* 1160 * A-000000 06 1/2 .660 1-1/2 .052
* 1200 * A-000000 07 5/8 .780 1-3/4 .069
* 1240 * A-000000 08 3/4 .975 1-7/8 .104
* 1280 * A-000000 09 7/8 1.100 2-1/4 .113
* 1320 * A-000000 10 1 1.260 2-1/2 .126
* 1360 * A-000000 11 1-1/8 1.390 2-3/4 .138
* 1400 * A-000000 12 1-1/4 1.539 3 .155
* 1480 * A-000000 13 1-1/2 1.850 3-3/4 .217
* 1560 * A-000000 14 1-3/4 2.100 4-1/4 .253
* 1640 * A-000000 15 2 2.350 4-3/4 .290
P **** 0 *-****** = PFA  
T **** 0 *-****** = PTFE = MIL-T-81914/1-10 **
F **** 0 *-****** = FEP = MIL-T-81914/3-10 **
E **** 0 *-****** = ETFE = MIL-T-81914/6-10 **