Item # 337-4, Extra Strong (XS) Steel Couplings On Caylor Industrial Sales, Inc.

Manufactured in accordance with ASTM Specification A865.
All sizes are taper tapped.
Non-recessed couplings will be supplied for sizes under 6 NPS unless otherwise specified.
Couplings above 6 NPS (150 DN) will be supplied recessed only.
Extra strong recessed couplings can be supplied in sizes under 6 NPS (750 DN).
Couplings 1/8 -1 1/2 NPS (6 - 40 DN) are dipped in rust preventative.
Couplings 2 NPS (50 DN) and larger are phosphated.
Galvanized full couplings are also available.
Half couplings are chamfered on one end and squared on the other.

Unit of Measure

NPS	N/A 4
DN	N/A 100
Outside Diameter	N/A 5.200 inches
Outside Diameter	N/A 132.00 mm
Length (Full)	N/A 4 1/2 inches
Length (Full)	N/A 114 mm
Length (Half)	N/A 2 3/16 inches
Length (Half)	N/A 56 mm
Weight/100 Pieces (Recessed)	N/A 787 lbs
Weight/100 Pieces (Recessed)	N/A 357 kg
Weight/100 Pieces (Non-Recessed, Full)	N/A 859 lbs
Weight/100 Pieces (Non-Recessed, Full)	N/A 390 kg
Weight/100 Pieces (Non-Recessed, Half)	N/A 391 lbs
Weight/100 Pieces (Non-Recessed, Half)	N/A 177 kg

NPS