GARDCO VISCOSITY CUP CERTIFICATION
QUALIFIES UNDER ANSI/NCSL Z540-1 OR MIL STD ISO/IEC 17025, ISO 9001
AS APPLICABLE STANDARD "G"
CALIBRATING OILS ARE TRACEABLE TO NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY
GARDCO VISCOSITY CUP
NAME
SIZE
STANDARD
"G"
OIL
NUMBER
G-6
G-10
G-35
G-60
G-60
G-200
G-10
G-35
G-100
G-350
G-100
G-60
G-60
G200
0.133
313
0.372
600
1.24
770
2.31
550
3.70
400
11.80
408
CUP
FORMULA
CONSTANTS
K
C
0.443
200
1.37
200
6.90
570
21.78
306
4.57
452
2.31
550
3.70
400
11.80
408
2
2
2
2
2
2
CUP
TOLER-
ANCE
± %
2
2
2
3
3
3
2
3
GARDCO STANDARD FORD CUP
0
GARDCO STANDARD FORD CUP
1
GARDCO STANDARD FORD CUP
2
GARDCO STANDARD FORD CUP
3
GARDCO STANDARD FORD CUP
4
GARDCO STANDARD FORD CUP
5
GARDCO/ISO CUP
3mm
GARDCO/ISO CUP
4mm
GARDCO/ISO CUP
6mm
GARDCO/ISO CUP
8mm
GARDCO/DIN CUP
4mm
G-6
G-10
G-35
G-60
G-60
G-200
G-10
G-35
G-100
G-100
G-20
G-35
G-60
G-200
G-10
G-60
G-200
G-200
G-350
G-35
G-60
G-100
G-350
G-350
0.266
157
0.744
300
2.48
385
4.62
275
7.40
200
23.60
204
0.886
100
2.74
100
13.80
285
9.14
226
0.85
175
2.32
190
5.39
185
18.90
210
0.875
993
2.80
747
10.09
587
13.26
673
23.56
744
1.59
1070
4.18
760
10.23
575
15.13
545
27.27
540
4
4
4
4
4
4
3
3
3
2
2
2
2
3
3
3
3
3
3
5
5
5
5
5
GARDCO MINI FORD DIP CUP
0
GARDCO MINI FORD DIP CUP
1
GARDCO MINI FORD DIP CUP
2
GARDCO MINI FORD DIP CUP
3
GARDCO MINI FORD DIP CUP
4
GARDCO MINI FORD DIP CUP
5
GARDCO/ISO DIP CUP
3mm
GARDCO/ISO DIP CUP
4mm
GARDCO/ISO DIP CUP
6mm
GARDCO/DIN DIP CUP
4mm
GARDCO/FISHER DIP CUP
1
GARDCO/FISHER DIP CUP
2
GARDCO/FISHER DIP CUP
3
GARDCO/FISHER DIP CUP
4
GARDCO EZ™ ZAHN (ASTM) DIP CUP
1
GARDCO EZ™ ZAHN (ASTM) DIP CUP
2
GARDCO EZ™ ZAHN (ASTM) DIP CUP
3
GARDCO EZ™ ZAHN (ASTM) DIP CUP
4
GARDCO EZ™ ZAHN (ASTM) DIP CUP
5
GARDCO S90/ZAHN SIGNATURE DIP CUP
1
GARDCO S90/ZAHN SIGNATURE DIP CUP
2
GARDCO S90/ZAHN SIGNATURE DIP CUP
3
GARDCO S90/ZAHN SIGNATURE DIP CUP
4
GARDCO S90/ZAHN SIGNATURE DIP CUP
5
GARDCO STANDARD FORD DIP CUP
3
GARDCO STANDARD FORD DIP CUP
4
GARDCO STANDARD FORD DIP CUP
5
GARDCO /PARLIN CUP
1
GARDCO /PARLIN CUP
2
GARDCO /PARLIN CUP
3
GARDCO /PARLIN CUP
4
G-35-P
G-100-P
G-350-P
G-J3000-P
1.55
800
4.82
100
20.75
500
139.00
750
3
3
3
5
G-20
G-35
G-60
G-200
0.85
175
2.32
190
5.39
185
18.90
210
2
2
2
2
GARDCO/FISHER STANDARD CUP
1
GARDCO/FISHER STANDARD CUP
2
GARDCO/FISHER STANDARD CUP
3
GARDCO/FISHER STANDARD CUP
4
2
CONVERSION BETWEEN CENTISTOKES “V” AND CUP DRAIN SECONDS "T":
V = KT – C
÷
T or T = ( V +
√
V
+ 4KC )
÷
2K
WHERE “K” AND “C” ARE THE ABOVE LISTED CONSTANTS
Paul N. Gardner • www.gardco.com • (954) 946-9454
