Rec 20 | A-B | C-E | F-H | I-L | M | N-O | P-R | S-Z
| Name |
Representation
Symbol |
Common Code |
Level Cat. |
Use Id. |
Cross ref. |
|---|
| |
P |
|
|
|
|
|
| pack |
|
PK |
3.3B |
Z |
1121 |
| |
|
|
3.3A |
|
1051 |
| packet |
|
PA |
3.3A |
Z |
1052 |
| pad |
|
PD |
3.3C |
Z |
1132 |
| page |
|
ZP |
3.5C |
|
1183 |
| page - electronic |
|
P0 |
3.9 |
Z |
1442 |
| page - facsimile |
|
QA |
3.5C |
Z |
1184 |
| page - hardcopy |
|
QB |
3.5C |
Z |
1185 |
| page per inch |
|
PQ |
3.5B |
|
1180 |
| pail |
|
PL |
3.3A |
|
1076 |
| pair |
|
PR |
3.7B |
|
1302 |
| pair inch |
|
PB |
3.8C |
Z |
1357 |
| pallet (lift) |
|
PF |
3.3B |
Z |
1125 |
| pallet/unit load |
|
D97 |
3.4B |
|
1148 |
| panel |
|
OA |
3.9 |
Z |
1468 |
| parsec |
pc |
C63 |
1 |
|
24 |
| part per billion (US) |
|
61 |
3.7B |
|
1300 |
| part per million |
ppm |
59 |
3.7B |
|
1299 |
| part per thousand |
|
NX |
3.7B |
|
1303 |
| pascal |
Pa |
PAL |
1 |
|
215 |
| |
|
|
|
|
577 |
| |
|
|
|
|
654 |
| pascal per kelvin |
Pa/K |
C64 |
1 |
|
319 |
| pascal second |
Pa.s |
C65 |
1 |
|
249 |
| pascal second per cubic metre |
Pa.s/m³ |
C66 |
1 |
|
597 |
| pascal second per metre |
Pa.s/m |
C67 |
1 |
|
595 |
| peck dry (UK) |
|
PZ |
3.5 |
Z |
1264 |
| peck dry (US) |
|
PY |
3.5 |
Z |
1265 |
| pen calorie |
|
N1 |
3.9 |
|
1488 |
| pen gram (protein) |
|
D23 |
3.9 |
|
1489 |
| pennyweight |
|
DWT |
3.5 |
|
1253 |
| percent |
|
P1 |
3.7B |
Z |
1301 |
| percent per 1000 hour |
|
62 |
3.7C |
Z |
1308 |
| percent weight |
|
60 |
3.7C |
Z |
1307 |
| person |
|
IE |
3.9 |
Z |
1494 |
| petajoule |
PJ |
C68 |
1S |
|
264 |
| phon |
|
C69 |
1 |
|
614 |
| pica |
|
R1 |
3.5B |
|
1182 |
| picoampere |
pA |
C70 |
1S |
|
369 |
| picocoulomb |
pC |
C71 |
1S |
|
379 |
| picofarad |
pF |
4T |
1S |
|
414 |
| picofarad per metre |
pF/m |
C72 |
1S |
|
419 |
| picohenry |
pH |
C73 |
1S |
|
445 |
| picometre |
pm |
C52 |
1S |
|
18 |
| picowatt |
pW |
C75 |
1S |
|
498 |
| picowatt per square metre |
pW/m² |
C76 |
1S |
|
593 |
| piece |
|
C62 |
3.2A |
|
1028 |
| pint (UK) |
pt (UK) |
PTI |
2 |
|
67 |
| pint (US) |
|
PT |
2 |
|
66 |
| pitch |
|
PI |
3.5B |
|
1179 |
| plate |
|
PG |
3.3A |
|
1104 |
| poise |
P |
89 |
2 |
|
251 |
| pound |
lb |
LBR |
2 |
|
147 |
| |
|
|
3.1C |
Z |
1019 |
| pound equivalent |
|
PE |
3.1C |
Z |
1017 |
| pound gage |
|
C77 |
3.1C |
Z |
1021 |
| pound gross |
|
D96 |
3.1C |
Z |
1018 |
| pound net |
|
PN |
3.1C |
Z |
1023 |
| pound per air dry metric ton |
|
NY |
3.5 |
Z |
1249 |
| pound per cubic foot |
lb/ft³ |
87 |
2 |
|
168 |
| pound per cubic inch |
lb/in³ |
LA |
2 |
|
170 |
| pound per foot |
lb/ft |
P2 |
2 |
|
179 |
| pound per gallon (US) |
lb/gal (US) |
GE |
2 |
|
169 |
| pound per hour |
lb/h |
4U |
2 |
|
299 |
| pound per inch of length |
lb/in |
PO |
2 |
|
180 |
| pound per inch of width |
|
PW |
3.1C |
Z |
1001 |
| pound per piece of product |
|
3G |
3.9 |
Z |
1518 |
| pound per pound of product |
|
3E |
3.9 |
Z |
1516 |
| pound per ream |
|
RP |
3.5C |
|
1178 |
| pound per square foot |
lb/ft² |
FP |
2 |
|
228 |
| pound per square inch, gauge |
|
64 |
3.1C |
X |
1000 |
| pound per thousand square feet |
lb/kft² |
29 |
3.8C |
Z |
1343 |
| pound percentage |
|
PM |
3.1C |
Z |
1022 |
| pound-force |
lbf |
C78 |
2 |
|
196 |
| pound-force per square inch |
lbf/in |
PS |
2 |
|
229 |
| pounds per square inch absolute |
lb/in² |
80 |
2 |
|
233 |
| pounds per thousand |
|
5F |
3.9 |
Z |
1513 |
| powder filled vial |
|
AW |
3.3A |
Z |
1097 |
| print point |
|
N3 |
3.5B |
|
1181 |
| proof gallon |
|
PGL |
3.1A |
Z |
951 |
| pump |
|
5G |
3.9 |
Z |
1514 |
|
|
|
|
Q |
|
|
|
|
|
| quart (UK) |
qt (UK) |
QTI |
2 |
|
68 |
| quart (US) |
|
QT |
2 |
|
73 |
| quarter (of a year) |
|
QAN |
3.8A |
|
1320 |
| quarter (UK) |
|
QTR |
3.5 |
|
1251 |
| quarter dozen |
|
QD |
3.7C |
Z |
1304 |
| quarter hour |
|
QH |
3.8C |
Z |
1341 |
| quarter kilogram |
|
QK |
3.8C |
Z |
1383 |
| quarter mile |
|
1X |
3.8B |
Z |
1325 |
| quintal, metric |
|
DTN |
3.5 |
Z |
1248 |
| quire |
|
QR |
3.5B |
|
1175 |
|
|
|
|
R |
|
|
|
|
|
| rack |
|
RA |
3.3C |
Z |
1131 |
| rad |
rad |
C80 |
2 |
|
833 |
| radian |
rad |
C81 |
1 |
|
1 |
| |
|
|
|
|
487 |
| |
|
|
|
|
689 |
| |
|
|
|
|
883 |
| radian meter squared per mole |
rad.m²/mol |
C82 |
1 |
|
690 |
| radian metre squared per kilogram |
rad. m²/kg |
C83 |
1 |
|
691 |
| radian per metre |
rad/m |
C84 |
1 |
|
513 |
| |
|
|
|
|
575 |
| |
|
|
|
|
901 |
| radian per second |
rad/s |
2A |
1 |
|
93 |
| |
|
|
|
|
123 |
| |
|
|
|
|
509 |
| |
|
|
|
|
572 |
| |
|
|
|
|
720 |
| |
|
|
|
|
903 |
| radian per second squared |
rad/s² |
2B |
1 |
|
94 |
| rate |
|
A9 |
3.9 |
Z |
1500 |
| ration |
|
13 |
3.9 |
Z |
1392 |
| ream |
|
RM |
3.5B |
|
1176 |
| ream metric measure |
|
RN |
3.5C |
Z |
1177 |
| reciprocal ångström |
Å-¹ |
C85 |
1 |
|
900 |
| reciprocal cubic metre |
m-³ |
C86 |
1 |
|
639 |
| |
|
|
|
|
813 |
| |
|
|
|
|
937 |
| reciprocal cubic metre per second |
m-3/s |
C87 |
1 |
|
821 |
| reciprocal electron volt per cubic metre |
eV-¹/m³ |
C88 |
1 |
|
916 |
| reciprocal henry |
H-¹ |
C89 |
1 |
|
486 |
| reciprocal joule per cubic metre |
J-¹/m³ |
C90 |
1 |
|
915 |
| reciprocal kelvin or kelvin to the power
minus one |
K-¹ |
C91 |
1 |
|
318 |
| reciprocal metre |
m-¹ |
C92 |
1 |
|
112 |
| |
|
|
|
|
127 |
| |
|
|
|
|
512 |
| |
|
|
|
|
560 |
| |
|
|
|
|
566 |
| |
|
|
|
|
574 |
| |
|
|
|
|
606 |
| |
|
|
|
|
711 |
| |
|
|
|
|
770 |
| |
|
|
|
|
777 |
| |
|
|
|
|
810 |
| |
|
|
|
|
899 |
| |
|
|
|
|
902 |
| reciprocal metre squared |
m-² |
C93 |
1 |
|
526 |
| reciprocal metre squared reciprocal second |
m-² /s |
B81
|
1 |
|
772
|
| reciprocal minute |
min-¹ |
C94 |
1S |
|
122 |
| reciprocal mole |
mol-¹ |
C95 |
1 |
|
623 |
| reciprocal pascal or pascal to the power
minus one |
Pa-¹ |
C96 |
1 |
|
242 |
| |
|
|
|
|
320 |
| reciprocal second |
s-¹ |
C97 |
1 |
|
119 |
| |
|
|
|
|
124 |
| |
|
|
|
|
130 |
| |
|
|
|
|
508 |
| |
|
|
|
|
522 |
| |
|
|
|
|
571 |
| |
|
|
|
|
602 |
| |
|
|
|
|
719 |
| |
|
|
|
|
755 |
| |
|
|
|
|
904 |
| reciprocal second per cubic metre |
s-¹/m³ |
C98 |
1 |
|
820 |
| reciprocal second per metre squared |
s-¹/m² |
C99 |
1 |
|
525 |
| reciprocal second per steradian |
s-¹/sr |
D1 |
1 |
|
523 |
| reciprocal second per steradian metre
squared |
s-¹/(sr.m²) |
D2 |
1 |
|
524 |
| reciprocal square metre |
m-² |
C93 |
1 |
|
771 |
| reel |
|
RL |
3.3A |
|
1072 |
| rem |
rem |
D91 |
2 |
|
837 |
| reset |
|
RS |
3.9 |
Z |
1470 |
| revenue ton mile |
|
RT |
3.4C |
|
1162 |
| revolutions per minute |
r/min |
RPM |
1 |
|
121 |
| revolutions per second |
r/s |
RPS |
1 |
|
120 |
| ring |
|
RG |
3.3A |
|
1106 |
| rod |
|
RD |
3.3A |
|
1081 |
| roll |
|
RO |
3.3A |
|
1107 |
| roll metric measure |
|
RK |
3.3C |
Z |
1130 |
| röntgen |
R |
2C |
2 |
|
846 |
| röntgen per second |
R/s |
D6 |
2 |
|
850 |
| round |
|
D65 |
3.9 |
Z |
1469 |
| run |
|
RU |
3.9 |
Z |
1471 |
| running or operating hour |
|
RH |
3.1C |
|
1006 |
Rec 20 | A-B | C-E | F-H | I-L | M | N-O |S-Z| Top
|