Heyco® Straight-Thru Strain Relief Bushings
For flat cables
WILL FIT THESE CABLES
CHASSIS DIMENSIONS
UL/CSA Desc
UL TYPE Designation
AWG Conductors
Approx Size
A Mounting Hole
B To Prevent Rotation
Maximum Thickness
PART NO.
D Part Length
in.
mm.
in. mm.
in. mm.
in. mm.
Black
White
in. mm.
HPN & SPT-2
16/3
.16x.37
4,1x9,4
.562 14,3
.530 13,5
.125 3,2
1174
1175
SR 5W-1
39/64 15,5
18/3
.15x.40
3,8x10,2
16/3
.16x.41
4,1x10,4
SPT-2
18/3
.15x.40
3,8x10,2
.560 14,2 **
.730 18,5 **
.125 3,2
1484
1485
SR 30-1 **
43/64 17,1
16/2
.16x.41
4,1x10,4
SPT-3
18/2
.19x.35
4,8x8,9
18/3
.19x.39
4,8x9,9
16/2
.20x.37
5,1x9,4
16/3
.20x.43
5,1x10,9
16/2
.20x.37
5,1x9,4
.750 19,0 **
.875 22,2 **
.125 3,2
1504
1505
SR 33-1
25/32 19,8
16/3
.20x.43
5,1x10,9
14/2
.24x.42
6,1x10,7
14/3
.24x.51
6,1x12,9
14/2
.24x.42
6,1x10,7
.875 22,2
8.40 21,3
.125 3,2
1517
1518
SR 34-2
13/16 20,6
14/3
.24x.51
6,1x12,9
12/2
.29x.51
7,4x12,9
12/3
.29x.65
7,4x16,5
12/3 10/3
.32x.65
8,1x16,5
.875 22,2
.840 21,3
.125 3,2
1497
1498
SR 31-2
300 CHM †
-
.06x.40
1,5x10,2
.375 9,5
.625- 15,9- .640 16,3 **
.156 4,0
1804
1805
SR 300-1 **
15/32 11,9
SPT-1
18/3
.12x.30
3,0x7,6
.375 9,5 .390 9,9
SPT-2
18/3
.15x.40
3,8x10,2
.415 10,5 .422 10,7
16/3
.16x.41
4,1x10,4
.422 10,7 .437 11,1
SAME AS SR 300-1 ABOVE EXCEPT ----->
.100 2,5
1814
1815
SR 302-1 **
Standard Nylon Fastener Color: Black. White and others available at extra charge (only in large quantities). † Wire is not UL/CSA covered. **Use Elongated Hole.
Recognized under the Component Program of Underwriters' Laboratories File #E-15331
Certified by Canadian Standards Association File #LR-8919
Labkit No. 1 (Part #1999) Provides a working assortment for prototype and laboratory use. 180 assorted Heyco Strain Reliefs are identified in a handy compartmentalized plastic box. Ideal for design engineering groups. Details on page 3-24.