M
etal
O
xide
V
aristOrs
Standard Dimensions and Lead Modification Options
Dmax for Phenolic “P” Type is 8mm ( .31”) .
* For 10mm lead spacing use suffix “X” for bulk parts (18mm and 20mm disk diameter)
+
Straight Leads
A max
L
Inward Crimp
3 .0mm (0 .12") max
Outward Crimp
3 .0mm (0 .12") max
D max
S
S
Seating
Plane
W
L
C
C
S
Seating
Plane
W
L
E max
W
a
Dimensions of Bare Disk
Disk Size
D
20 .0±1 .0mm
25 .0±1 .0mm
D
Inline Crimp
25R Series
E max
A max
L
L
a
20mm
25mm
D max
3.0mm
(0.12") max
Seating
Plane
S
W
Disk
Size
mm
5
7
10
14
18
18*
20
20*
25
25R
A max
mm
10 .0
12 .0
17 .0
20 .5
24 .0
24 .0
28 .0
28 .0
31 .75
34 .5
in
0 .4
0 .47
0 .67
0 .8
0 .94
0 .94
1 .10
1 .10
1 .25
1 .35
D max
mm
+
S
mm
±1
5 .0
5 .0
7 .5
7 .5
7 .5
10 .0
7 .5
10 .0
12 .7
12 .7 ± 1
in
± .04
0 .2
0 .2
0 .3
0 .3
0 .3
0 .4
0 .3
0 .4
0 .5
0 .5
W nom
mm
± .02
0 .6
0 .6
0 .8
0 .8
0 .8
1 .0
0 .8
1 .0
1 .0
in
± .001
0 .024
0 .024
0 .031
0 .031
0 .031
0 .039
0 .031
0 .039
0 .039
mm
1 .6 ± 0 .4
1 .6 ± 0 .4
1 .6 ± 0 .4
1 .6 ± 0 .4
2 .05 ± 0 .4
2 .05 ± 0 .4
2 .05 ± 0 .4
2 .05 ± 0 .4
2 .05 ± 0 .4
C
in
0 .06 ± 0 .016
0 .06 ± 0 .016
0 .06 ± 0 .016
0 .06 ± 0 .016
0 .08 ± 0 .016
0 .08 ± 0 .016
0 .08 ± 0 .016
0 .08 ± 0 .016
0 .08 ± 0 .016
L
Dimension
E max and a
in
+
7 .0
0 .28
9 .5
12 .5
16 .5
20 .0
20 .0
24 .0
24 .0
27 .9
29 .0
0 .37
0 .49
0 .65
0 .79
0 .79
0 .94
0 .94
1 .10
1 .14
For other
than standard
(straight lead)
lead length,
please see
Definitions,
“Part Number
System”
“(9) Lead
Cutting”
for specs and
suffix codes .
1 .0 ± 0 .2 0 .040
20 .0
For other than
standard (straight
lead) lead length,
please see
Definitions,
“Part Number
System”
“(9) Lead
Cutting”
for specs and
suffix codes .
Please see
E Maximum
Thickness
and
Off-set (a)
Dimension
by
Part Number
(Next Page)
32KW
(wire lead)
45 .0
1 .77
40 .0
1 .57
22 .5
± 1 .5
0 .9
1 .5 ±0 .5
± 0 .059
0 .06
±0 .02
Notes:
1 . Maximum epoxy extending on leads (measured from bottom most portion of disk) is 3mm for all disk sizes with exception of 20mm, 25mm and
32mm disk sizes which are 4mm .
2 . Reduced dimensions, special lead diameters and special lead spacing may be avaliable upon request .
3 . Bulk parts for 320VAC and larger come standard with inline crimp (as referenced above) for straight disk seating on PC boards . If 320VAC and
larger size are required without in-line crimp, please reference “Part Number System” position # (8) and add “N” and reference “a” off-set
dimensions .
4 . The maximum straight lead length avaliable for 5mm leadspacing is 40mm max, 7 .5mm leadspacing is 32mm max, 10mm leadspacing is 35mm max .
WORLD PRODUCTS INC.
19654 Eighth Street East, Sonoma, CA 95476 | Phone (707) 996-5201 | Fax (707) 996-3380 | www.worldproducts.com
Metal Oxide Varistors | 7
Rev. 9.9
WPI [ World Produts Inc. ]
