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Maryland Metrics: Plumbing Fitting Details

R550-J50  Backnuts  
 
Details
SPECIFICATION

Type
Backnut

For more information on Bronze Fittings please refer to tthe CRANE Fittings Pocket Guide or alternatively contact the CRANE Natonal Sales Centre.

Dimensional Drawing


Standard
BS 143 and BS 1256
Connection Type
BS Parallel to BS2779
Material
Bronze
Fitting Type
Backnuts
Dimensions and Weights
Size Weight
(kg/100)
Pressure a
(mm)
f
(mm)
1 7.8 PN16 10 45
1.1/2 17.2 PN16 12 63
1.1/4 12.8 PN16 11 55
1/2 3.2 PN16 8 31
1/4 2 PN16 7 22
2 25.8 PN16 13 76
3/4 5 PN16 9 38
3/8 2.7 PN16 8 26


How to order: R550-xxx size (example: R550-144 1/2) or R550-xxxG size (example: R550-140G 1/2x1/4) for galvanized fittings where xxx is replaced by the figure number

Please note that not all of the fitting styles, sizes and materials are stocked in North America.
Please allow sufficient lead time for delivery, or check with us for availabilty.

Phones: (800) 638-1830 or (410) 358-3130 are available Monday-Friday 8:30 AM to 5:30 PM Eastern time.
Faxes: (800) 872-9329 or (410) 358-3142 & E-mail are available anytime.
Warehouse & showroom hours are Monday-Friday 10 AM to 5:30 PM.
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