Harris DA SERIES, DB SERIES Dimensional Sheet
Product Dimensions (mm)
DA SERIES
“A” DIMENSION:
FILISTER HEAD SCREW - 51mm (2.01)
PAN HEAD SCREW - 53mm (2.09)
A
4.3mm
(0.170)
67mm
(2.64)
57mm
(2.24)
23mm 1mm
(0.90 0.04)
62mm
(2.44)
M4 INTERNATIONAL
THREAD
Dimensions in millimeters and (inches).
15mm (0.59)
4.5mm (0.18)
60.3
(2.37)
44.45 0.75
(1.75 0.03)
46.8
(1.84)
HOLES 0.23 THRU
BORE 0.370 x 0.370 DP
40.5
(1.6)
(0.06)
23
(0.90)
1. 6
DB SERIES
ALL DIMENSIONS ARE MAXIMUM
EXCEPT WHERE NOTED
25.4 0.75
(1.00 0.03)
12.7
(0.50)
2 HOLES
6.60
(0.26)
41
(1.61)
12.7
(0.50)
6.60
(0.26)
Part Numbering System
V XX X DA 40
VARISTOR
V
V
V
M(AC)
M(AC)
M(AC)
First Two Significant Digits*
V
M(AC)
Decade Multiplier*
*Refer to Rating & Specifications table
Example:
130 V
M(AC) = 131
DISC SIZE (60mm)
SERIES DESIGNATOR
DA or DB
DA/DB Varistor Series
148
Revision: January 9, 2009
©2008 Littelfuse, Inc.
Please refer to www.littelfuse.com/series/da or /db.html for current information.
Specifications are subject to change without notice.
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