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Insulated Adaptor Types 478 Flameproof and 378 Increased Safety
Insulated Adaptor Selection Table
Size Ref. Male Thread Female Thread
'N'		 'S' Hexagon
Dimensions
Thread type Thread Length 'R' Metric
Metric N.P.T* Metric N.P.T* Across
Flats 		Across
Corners
A M20 ¾" 15.0 M20 ½" 14.3 36.0 40.3
B M25 1" 15.0 M25 ¾ " 20.2 41.0 45.9
C M32 1¼" 15.0 M32 1" 26.5 46.0 51.5
C2 M40 1½" 15.0 M40 1¼" 32.5 55.0 61.6
D M50 2" 15.0 M50 1½" 44.5 65.0 72.8
E M63 2½" 15.0 M63 2" 56.3 80.0 89.6
F M75 3" 15.0 M75 2½" 68.3 95.0 107.0

All dimensions in millimeters ( except *)
Alternative thread sizes and types also available

ORDERING EXAMPLE ;
Cable gland type/size/male thread/female thread e.g. 478/A/M20/M20

 

 

 
 
Hawke Asia Pacific pte
15 Little Road
#04-02
Singapore 536988
Tel +65 (282) 2242
Fax +65 (284) 4244
E-mail information@hawkeasia.com.sg
Hawke Cable Glands Ltd
Atlantic Works, Oxford Street West
Ashton-under-Lyne, Lancashire
OL7 0NA, U.K
Sales 0870 6060105
General + 44 (0)161 308 3611
Fax +44 (0) 161 308 5848
E-mail marketing@hawke-cable-glands.com
Hawke Cable Glands America L.C.
600 Kenrick, Suite C-10, Houston, TX.
77060, U.S.A.
Tel: +1 (281) 445 7400
Wats: (800) 354 9189
Fax +1 (281) 445 7404.
E-mail hawke@hawkeusa.com
www.ehawke.com

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