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TERMINAL & PUNCHED HOLE SIZE and AWG CHARTS

TERMINALS OF  (TC) TINNED COPPER, (NPC) NICKEL PLATED COPPER, AND (NPS) NICKEL PLATED STEEL
  NOT AVAILABLE IN ALL SIZES OR AWG GUAGES

AWG SIZE CHART

Measurements are nominal. Holes are sized to accommodate stud sizes.

NOTE: FACTIONAL NUMBERS INDICATE CRIMPED RING TERMINALS - DECIMALS INDICATED SOLDER DIPPED AND PUNCH.

CRIMPS FOR STUD SIZES RING TERMINAL TC NPC NPS AVAILABLE PUNCH SIZES FOR TYPES "A" & "D"
Attn: These are hole sizes - one size over stud size recommended.
. . . . . .062  (1/16)
. . . . . .078  (5/64)
. . . . . .093  (3/32)
#4 YES YES . . .109  (7/64)
. . . . . .125  (1/8)
#6 YES YES YES YES .140  (9/64)
.. . .. .. . .156  (5/32)
#8 YES YES YES YES .171  (11/64)
    . . . .187  (3/16)
#10 YES YES YES YES .203  (13/64)
. . . . . .218  (7/32)
. . . . . .234  (15/64)
. . . . . .250  (1/4)
1/4 YES YES YES  YES .265  (17/64)
. . . . . .281  (9/32)
. . . . . .296  (19/64)
. . . . . .312  (5/16)
5/16 YES YES YES YES .328  (21/64)
. . . . . .343  (11/32)
. . . . . .359  (23/64)
. . . . . .375  (3/8)
3/8 YES YES YES YES .390  (25/64)
. . . . . .406  (13/32)
. . . . . .421  (27/64)
. . . . . .437  (7/16)
7/16 YES YES . . .453  (29/64)
. . . . . .468  (15/32)
      . . .484  (31/64)
1/2 YES YES .. .. .500  (1/2)
5/8 YES YES . . NOT AVAILABLE
3/4 YES YES . . NOT AVAILABLE
7/8 YES YES . . NOT AVAILABLE

AWG (American Wire Gauge) diameter of elctrical wires
WIRE SIZE (AWG) WIRE DIA. INCHES WIRE DIA. mm AREA, CIRCULAR MILLS FT/OHMS (Standard Annealed Copper )
40 0.003 0.08 . .
38 0.004 0.10 . .
36 0.005 0.13 . .
34 0.006 0.16 . .
32 0.008 0.20 . .
30 0.010 0.26 . .
28 0.013 0.32 . .
26 0.016 0.41 . .
24 0.020 0.51 . .
22 0.025 0.64 642.4 61.95
20 0.032 0.81 1,022 98.5
18 0.040 1.02 1,624 157
16 0.051 1.29 2,583 249
14 0.064 1.63 4,107 396
12 0.080 2.05 6,530 630
10 0.102 2.59 10,380 1,001
8 0.129 3.26 16,510 1,592
6 0.162 4.12 26.250 2,531
4 0.204 5.19 41,740 4,025
2 0.258 6.54 66,370 6,400
1 0.289 7.35 . .
1/0 0.324 8.25 105,500 10,180
2/0 0.365 9.27 133,100 12,830
3/0 0.410 10.40 167, 800   16,180
4/0 0.460 11.68 211,600 20,400
250MCM 0.500 12.70 . .
300MCM 0.540 13.72 . .
350MCM 0.590 14.99 . .
400MCM 0.630 16.00 . .
500MCM 0.700 17.78 . .

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