Heyco Conduit, Tubing & Fittings Foam Washers
Sealing Washers

Material: EPDM

Operating Temperature Range: -34°C to 100°C (-30°F to 212°F)

Maximum Temperature Rating: 121°C (250°F)

  • For use with Heyco-Flex™ Fittings.
  • Provides and additional degree of protection for a variety of fittings
  • Compensate for non-ideal mounting surfaces in application.
 
Heyco® Foam Washers
Will Fit These
Electrical
Trade Sizes
Part
Number
Description Part Dimensions
A
Inside Diameter
B
Outside Diameter
C
Thickness
Black in. mm. in. mm. in. mm.
.125" (3,2 mm) Thickness
1/4 1970 HFW 500   .500 12,7   .820 20,8 .125 3,2
1971 HFW 625   .625 15,9   .940 23,9
1972 HFW 750   .750 19,1 1.060 26,9
1/2 1973 HFW 875   .875 22,2 1.185 30,1
1974 HFW 1000 1.000 25,4 1.390 35,3
3/4 1982 HFW1125 1.125 28,6 1.515 38,5
1983 HFW1250 1.250 31,8 1.875 47,6
1 1998 HFW1375 1.375 34,9 2.000 50,8
.190" 4,8 mm) Thickness
1/4 1975 HFW 1/4   .480 12,2   .860 21,8 .190 4,8
1/2 1977 HFW 1/2   .840 21,3 1.200 30,5
3/4 1978 HFW 3/4 1.050 26,7 1.500 38,1
1 1979 HFW 1 1.300 33,0 1.700 43,2