Common code |
Name |
Level
Cat. |
Use
Id. |
Existing Codes |
Rec. 20
3N |
Rec. 20:
3A |
Rec. 21:
2A/N |
ANSI T-355
2A/N values |
Cross
ref. |
|
| C0 |
call |
3.5C |
|
|
|
|
C0 |
1213 |
| C1 |
composite product pound
(total
weight) |
3.9 |
Z |
|
|
|
C1 |
1421 |
| C10 |
millifarad |
1S |
|
|
|
|
|
411 |
| C11 |
milligal |
1M |
|
|
|
|
|
108 |
| C12 |
milligram per metre |
1S |
|
|
|
|
|
178 |
| C13 |
milligray |
1S |
|
|
|
|
|
832 |
| C14 |
millihenry |
1S |
|
|
|
|
|
442 |
| C15 |
millijoule |
1S |
|
|
|
|
|
268 |
| C16 |
millimetre per second |
1S |
|
|
|
|
|
97 |
| C17 |
millimetre squared per second |
1S |
|
|
|
|
|
254 |
| C18 |
millimole |
1S |
|
|
|
|
|
621 |
| C19 |
mole per kilogram |
1 |
|
|
|
|
|
651 |
| C2 |
carset |
3.5C |
Z |
|
|
|
C2 |
1207 |
| C20 |
millinewton |
1S |
|
|
|
|
|
193 |
| C22 |
millinewton per metre |
1S |
|
|
|
|
|
259 |
| C23 |
milliohm metre |
1S |
|
|
|
|
|
479 |
| C24 |
millipascal second |
1S |
|
|
|
|
|
250 |
| C25 |
milliradian |
1S |
|
|
|
|
|
2 |
| C26 |
millisecond |
1S |
|
|
|
|
|
86 |
| C27 |
millisiemens |
1S |
|
|
|
|
|
470 |
| C28 |
millisievert |
1S |
|
|
|
|
|
836 |
| C29 |
millitesla |
1S |
|
|
|
|
|
433 |
| C3 |
microvolt per metre |
1S |
|
|
|
|
|
403 |
| C30 |
millivolt per metre |
1S |
|
|
|
|
|
402 |
| C31 |
milliwatt |
1S |
|
|
|
|
|
287 |
|
|
|
|
|
|
|
|
495 |
| C32 |
milliwatt per square metre |
1S |
|
|
|
|
|
591 |
| C33 |
milliweber |
1S |
|
|
|
|
|
437 |
| C34 |
mole |
1 |
|
|
|
|
|
619 |
| C35 |
mole per cubic decimetre |
1S |
|
|
|
|
|
646 |
| C36 |
mole per cubic metre |
1 |
|
|
|
|
|
644 |
| C38 |
mole per litre |
1 |
|
|
|
|
|
645 |
| C39 |
nanoampere |
1S |
|
|
|
|
|
368 |
| C4 |
carload |
3.5C |
Z |
|
|
|
C4 |
1203 |
| C40 |
nanocoulomb |
1S |
|
|
|
|
|
378 |
| C41 |
nanofarad |
1S |
|
|
|
|
|
413 |
| C42 |
nanofarad per metre |
1S |
|
|
|
|
|
418 |
| C43 |
nanohenry |
1S |
|
|
|
|
|
444 |
| C44 |
nanohenry per metre |
1S |
|
|
|
|
|
453 |
| C45 |
nanometre |
1S |
|
|
|
|
|
17 |
| C46 |
nanoohm metre |
1S |
|
|
|
|
|
481 |
| C47 |
nanosecond |
1S |
|
|
|
|
|
88 |
| C48 |
nanotesla |
1S |
|
|
|
|
|
435 |
| C49 |
nanowatt |
1S |
|
|
|
|
|
497 |
| C5 |
cost |
3.9 |
Z |
|
|
|
C5 |
1422 |
| C50 |
neper |
1 |
|
|
|
|
|
128 |
|
|
|
|
|
|
|
|
132 |
|
|
|
|
|
|
|
|
605 |
| C51 |
neper per second |
1 |
|
|
|
|
|
131 |
|
|
|
|
|
|
|
|
603 |
| C52 |
picometre |
1S |
|
|
|
|
|
18 |
| C53 |
newton metre second |
1 |
|
|
|
|
|
212 |
| C54 |
newton metre squared
kilogram
squared |
1 |
|
|
|
|
|
199 |
| C55 |
newton per square metre |
1S |
|
294 |
|
|
|
226 |
| C56 |
newton per square millimetre |
1S |
|
298 |
|
|
|
227 |
| C57 |
newton second |
1 |
|
|
|
|
|
211 |
| C58 |
newton second per metre |
1 |
|
|
|
|
|
599 |
| C59 |
octave |
1 |
|
|
|
|
|
570 |
| C6 |
cell |
3.9 |
Z |
|
|
|
C6 |
1423 |
| C60 |
ohm centimetre |
1S |
|
|
|
|
|
478 |
| C61 |
ohm metre |
1 |
|
|
|
|
|
474 |
|
|
|
|
|
|
|
|
917 |
| C62 |
one |
1 |
|
|
|
|
|
171 |
|
|
|
|
|
|
|
|
237 |
|
|
|
|
|
|
|
|
240 |
|
|
|
|
|
|
|
|
247 |
|
|
|
|
|
|
|
|
351 |
|
|
|
|
|
|
|
|
420 |
|
|
|
|
|
|
|
|
421 |
|
|
|
|
|
|
|
|
446 |
|
|
|
|
|
|
|
|
448 |
|
|
|
|
|
|
|
|
454 |
|
|
|
|
|
|
|
|
455 |
|
|
|
|
|
|
|
|
535 |
|
|
|
|
|
|
|
|
550 |
|
|
|
|
|
|
|
|
552 |
|
|
|
|
|
|
|
|
553 |
|
|
|
|
|
|
|
|
554 |
|
|
|
|
|
|
|
|
558 |
|
|
|
|
|
|
|
|
559 |
|
|
|
|
|
|
|
|
607 |
|
|
|
|
|
|
|
|
616 |
|
|
|
|
|
|
|
|
617 |
|
|
|
|
|
|
|
|
618 |
|
|
|
|
|
|
|
|
633 |
|
|
|
|
|
|
|
|
635 |
|
|
|
|
|
|
|
|
648 |
|
|
|
|
|
|
|
|
649 |
|
|
|
|
|
|
|
|
653 |
|
|
|
|
|
|
|
|
657 |
|
|
|
|
|
|
|
|
658 |
|
|
|
|
|
|
|
|
660 |
|
|
|
|
|
|
|
|
661 |
|
|
|
|
|
|
|
|
663 |
|
|
|
|
|
|
|
|
666 |
|
|
|
|
|
|
|
|
671 |
|
|
|
|
|
|
|
|
675 |
|
|
|
|
|
|
|
|
679 |
|
|
|
|
|
|
|
|
682 |
|
|
|
|
|
|
|
|
684 |
|
|
|
|
|
|
|
|
688 |
|
|
|
|
|
|
|
|
692 |
|
|
|
|
|
|
|
|
693 |
|
|
|
|
|
|
|
|
694 |
|
|
|
|
|
|
|
|
698 |
|
|
|
|
|
|
|
|
703 |
|
|
|
|
|
|
|
|
705 |
|
|
|
|
|
|
|
|
717 |
|
|
|
|
|
|
|
|
726 |
|
|
|
|
|
|
|
|
727 |
|
|
|
|
|
|
|
|
728 |
|
|
|
|
|
|
|
|
729 |
|
|
|
|
|
|
|
|
730 |
|
|
|
|
|
|
|
|
731 |
|
|
|
|
|
|
|
|
732 |
|
|
|
|
|
|
|
|
733 |
|
|
|
|
|
|
|
|
740 |
|
|
|
|
|
|
|
|
791 |
|
|
|
|
|
|
|
|
793 |
|
|
|
|
|
|
|
|
794 |
|
|
|
|
|
|
|
|
795 |
|
|
|
|
|
|
|
|
796 |
|
|
|
|
|
|
|
|
822 |
|
|
|
|
|
|
|
|
823 |
|
|
|
|
|
|
|
|
824 |
|
|
|
|
|
|
|
|
825 |
|
|
|
|
|
|
|
|
853 |
|
|
|
|
|
|
|
|
854 |
|
|
|
|
|
|
|
|
855 |
|
|
|
|
|
|
|
|
856 |
|
|
|
|
|
|
|
|
857 |
|
|
|
|
|
|
|
|
858 |
|
|
|
|
|
|
|
|
859 |
|
|
|
|
|
|
|
|
860 |
|
|
|
|
|
|
|
|
861 |
|
|
|
|
|
|
|
|
862 |
|
|
|
|
|
|
|
|
863 |
|
|
|
|
|
|
|
|
864 |
|
|
|
|
|
|
|
|
865 |
|
|
|
|
|
|
|
|
866 |
|
|
|
|
|
|
|
|
867 |
|
|
|
|
|
|
|
|
868 |
|
|
|
|
|
|
|
|
869 |
|
|
|
|
|
|
|
|
870 |
|
|
|
|
|
|
|
|
871 |
|
|
|
|
|
|
|
|
872 |
|
|
|
|
|
|
|
|
873 |
|
|
|
|
|
|
|
|
874 |
|
|
|
|
|
|
|
|
875 |
|
|
|
|
|
|
|
|
876 |
|
|
|
|
|
|
|
|
877 |
|
|
|
|
|
|
|
|
885 |
|
|
|
|
|
|
|
|
886 |
|
|
|
|
|
|
|
|
894 |
|
|
|
|
|
|
|
|
912 |
|
|
|
|
|
|
|
|
913 |
|
|
|
|
|
|
|
|
914 |
|
|
|
|
|
|
|
|
943 |
|
piece |
3.2A |
|
796 |
PCE |
|
PC |
1028 |
|
unit |
3.2B |
|
|
|
|
UN |
1038 |
|
one |
3.5C |
X |
|
|
|
|
1230 |
|
|
|
|
|
|
|
|
1231 |
|
|
|
|
|
|
|
|
1233 |
|
|
|
|
|
|
|
|
1234 |
| C63 |
parsec |
1 |
|
|
|
|
|
24 |
| C64 |
pascal per kelvin |
1 |
|
|
|
|
|
319 |
| C65 |
pascal second |
1 |
|
|
|
|
|
249 |
| C66 |
pascal second per cubic metre |
1 |
|
|
|
|
|
597 |
| C67 |
pascal second per metre |
1 |
|
|
|
|
|
595 |
| C68 |
petajoule |
1S |
|
|
|
|
|
264 |
| C69 |
phon |
1 |
|
|
|
|
|
614 |
| C7 |
centipoise |
2 |
|
|
|
|
C7 |
252 |
| C70 |
picoampere |
1S |
|
|
|
|
|
369 |
| C71 |
picocoulomb |
1S |
|
|
|
|
|
379 |
| C72 |
picofarad per metre |
1S |
|
|
|
|
|
419 |
| C73 |
picohenry |
1S |
|
|
|
|
|
445 |
| C75 |
picowatt |
1S |
|
|
|
|
|
498 |
| C76 |
picowatt per square metre |
1S |
|
|
|
|
|
593 |
| C77 |
pound gage |
3.1C |
Z |
|
|
|
|
1021 |
| C78 |
pound-force |
2 |
|
|
|
|
|
196 |
| C8 |
millicoulomb per kilogram |
1S |
|
|
|
|
|
845 |
| C80 |
rad |
2 |
|
|
|
|
|
833 |
| C81 |
radian |
1 |
|
|
|
|
|
1 |
|
|
|
|
|
|
|
|
487 |
|
|
|
|
|
|
|
|
689 |
|
|
|
|
|
|
|
|
883 |
| C82 |
radian meter squared per mole |
1 |
|
|
|
|
|
690 |
| C83 |
radian metre squared per kilogram |
1 |
|
|
|
|
|
691 |
| C84 |
radian per metre |
1 |
|
|
|
|
|
513 |
|
|
|
|
|
|
|
|
575 |
|
|
|
|
|
|
|
|
901 |
| C85 |
reciprocal ångström |
1 |
|
|
|
|
|
900 |
| C86 |
reciprocal cubic metre |
1 |
|
|
|
|
|
639 |
|
|
|
|
|
|
|
|
813 |
|
|
|
|
|
|
|
|
937 |
| C87 |
reciprocal cubic metre per second |
1 |
|
|
|
|
|
821 |
| C88 |
reciprocal electron volt per cubic
metre |
1 |
|
|
|
|
|
916 |
| C89 |
reciprocal henry |
1 |
|
|
|
|
|
486 |
| C9 |
coil group |
3.9 |
Z |
|
|
|
C9 |
1424 |
| C90 |
reciprocal joule per cubic metre |
1 |
|
|
|
|
|
915 |
| C91 |
reciprocal kelvin or kelvin to
the
power minus one |
1 |
|
|
|
|
|
318 |
| C92 |
reciprocal metre |
1 |
|
|
|
|
|
112 |
|
|
|
|
|
|
|
|
127 |
|
|
|
|
|
|
|
|
512 |
|
|
|
|
|
|
|
|
560 |
|
|
|
|
|
|
|
|
566 |
|
|
|
|
|
|
|
|
574 |
|
|
|
|
|
|
|
|
606 |
|
|
|
|
|
|
|
|
711 |
|
|
|
|
|
|
|
|
770 |
|
|
|
|
|
|
|
|
777 |
|
|
|
|
|
|
|
|
810 |
|
|
|
|
|
|
|
|
899 |
|
|
|
|
|
|
|
|
902 |
| C93 |
reciprocal metre squared |
1 |
|
|
|
|
|
526 |
| C93 |
reciprocal square metre |
1 |
|
|
|
|
|
771 |
| C94 |
reciprocal minute |
1S |
|
|
|
|
|
122 |
| C95 |
reciprocal mole |
1 |
|
|
|
|
|
623 |
| C96 |
reciprocal pascal or pascal to the
power minus one |
1 |
|
|
|
|
|
242 |
|
|
|
|
|
|
|
|
320 |
| C97 |
reciprocal second |
1 |
|
|
|
|
|
119 |
|
|
|
|
|
|
|
|
124 |
|
|
|
|
|
|
|
|
130 |
|
|
|
|
|
|
|
|
508 |
|
|
|
|
|
|
|
|
522 |
|
|
|
|
|
|
|
|
571 |
|
|
|
|
|
|
|
|
602 |
|
|
|
|
|
|
|
|
719 |
|
|
|
|
|
|
|
|
755 |
|
|
|
|
|
|
|
|
904 |
| C98 |
reciprocal second per cubic metre |
1 |
|
|
|
|
|
820 |
| C99 |
reciprocal second per metre
squared |
1 |
|
|
|
|
|
525 |
| CA |
can |
3.3A |
|
|
|
CA-CX
/22-32 |
CN |
1061 |
| CCT |
carrying capacity in metric ton |
3.4A |
|
185 |
CCT |
|
|
1137 |
| CDL |
candela |
1 |
|
282 |
CDL |
|
|
539 |
| CEL |
degree Celsius |
1 |
|
280 |
CEL |
|
CE |
316 |
| CEN |
hundred |
3.7A |
|
797 |
CEN |
|
HU |
1290 |
| CG |
card |
3.9 |
Z |
|
|
|
CG |
1425 |
| CGM |
centigram |
1M |
|
173 |
CGM |
|
AF |
140 |
| CH |
container |
3.4B |
|
|
|
|
CH |
1150 |
| CJ |
cone |
3.9 |
Z |
|
|
|
CJ |
1426 |
| CK |
connector |
3.9 |
Z |
|
|
|
CK |
1427 |
| CKG |
coulomb per kilogram |
1 |
|
349 |
CKG |
|
|
844 |
| CL |
coil |
3.3A |
|
|
|
CL/14 |
CX |
1075 |
| CLF |
hundred leave |
3.8A |
|
626 |
CLF |
|
|
1315 |
| CLT |
centilitre |
1S |
|
117 |
CLT |
|
C3 |
55 |
| CMK |
square centimetre |
1S |
|
051 |
CMK |
|
SC |
39 |
| CMQ |
cubic centimetre |
1S |
|
111 |
CMQ |
|
CC |
51 |
| CMT |
centimetre |
1S |
|
004 |
CMT |
|
CM |
12 |
| CMT |
centimetre
|
3.5C |
X |
|
|
|
|
1236 |
| CNP |
hundred pack |
3.2C |
Z |
|
|
|
4F |
1050 |
| CNP |
hundred pack |
3.8A |
|
781 |
CNP |
|
|
1316 |
| CNT |
cental (UK) |
3.5 |
|
192 |
CNT |
|
|
1258 |
| CO |
carboy |
3.3A |
|
|
|
CO-
CP/43 |
CB |
1068 |
| COU |
coulomb |
1 |
|
270 |
COU |
|
65 |
370 |
|
|
|
|
|
|
|
|
683 |
|
|
|
|
|
|
|
|
707 |
| CQ |
cartridge |
3.9 |
Z |
|
|
|
CQ |
1428 |
| CR |
crate |
3.3A |
|
|
|
CR/24
to 25 |
CP |
1074 |
| CS |
case |
3.3A |
|
|
|
CS/21
or 25 |
CA |
1059 |
| CT |
carton |
3.3A |
|
|
|
CT/ 22
to 24 |
CT |
1060 |
| CTM |
metric carat |
3.5 |
X |
162 |
CTM |
|
|
1257 |
| CU |
cup |
3.3A |
|
|
|
CU/51 |
CU |
1099 |
| CUR |
curie |
2 |
|
305 |
CUR |
|
4D |
741 |
|
|
|
|
|
|
|
|
828 |
| CV |
cover |
3.3A |
|
|
|
CV/67 |
CV |
1100 |
| CWA |
hundred pounds (cwt)/
hundred weight (US) |
2 |
|
193 |
CWA |
|
CW
HV |
151 |
| CWI |
hundred weight (UK) |
2 |
|
194 |
CWI |
|
HW |
150 |
| CY |
cylinder |
3.3A |
|
|
|
CY/12 |
CL |
1073 |
| CZ |
combo |
3.9 |
Z |
|
|
|
CZ |
1430 |