Offshore Products

HA MASTER LINK WITH HANDLES

Manufactured in accordance with DNV 2.7-1, EN1677-4, ASME B30.26 and AS3776-2015

The William Hackett range of HA master links c/w handles are designed specifically for the lifting and lowering of lifeboats, with a working load limit range of 7t to 26t. The master links are manufactured from triple alloy steel in accordance with EN1677, they are individually proof load tested to 2.5 times working load limit in accordance with EN1677 and they are all supplied with charpy impact values of in excess of 42 Joules at -40°C. The links are suitable for use in a temperature range of -40°C up to 200°C without reduction in working load limit.
MPF = Manufacturing Proof Force = 2.5 x 9.81 x Working Load Limit (kN) (min.)
BF = Break Force = WLL x Factor of Safety
WLL = Working Load Limit (tonne) @ 45° to vertical
Factor of Safety = 5 : 1
Embossing - As per Description column (HA-22 H8 OS+) and Batch Number (20C)
Manufactured in accordance with EN1677-4
Design air temperature -40° min.
Average impact energy (charpy) 42 Joules minimum impact resisitance at -40°C up to 50mm diameter
Operational temperature range is -40° C to + 200°C

For information regarding proof testing guidance, please email liftingsales@williamhackett.co.uk

SPECIFICATIONS - Metric

Part
Code
Description A
mm
B
mm
C
mm
D
mm
E
mm
F
mm
WLL
t
Mass
Kg
330.220.H HA22 H8 OS+ 22.0 270 140 16 100 55 7.00 3.00
330.250.H HA25 H8 OS+ 25.5 270 140 16 100 55 9.30 3.84
330.280.H HA28 H8 OS+ 28.0 270 140 16 100 55 14.50 4.51
330.320.H HA32 H8 OS+ 32.0 270 140 16 100 55 19.00 5.75
330.360.H HA36 H8 OS+ 36.0 270 140 16 100 55 26.00 7.19

SPECIFICATIONS - Imperial

Part
Code
Description A
in
B
in
C
in
D
in
E
in
F
in
WLL
lbs
Mass
Kg
330.220.H HA22 H8 OS+ 7/8" 10-5/8" 5-33/64" 5/8" 3-15/16" 2-11/64" 15432 6.61
330.250.H HA25 H8 OS+ 1" 10-5/8" 5-33/64" 5/8" 3-15/16" 2-11/64" 20503 8.46
330.280.H HA28 H8 OS+ 1-1/8" 10-5/8" 5-33/64" 5/8" 3-15/16" 2-11/64" 31967 9.94
330.320.H HA32 H8 OS+ 1-1/4" 10-5/8" 5-33/64" 5/8" 3-15/16" 2-11/64" 41888 12.67
330.360.H HA36 H8 OS+ 1-1/2" 10-5/8" 5-33/64" 5/8" 3-15/16" 2-11/64" 57320 15.85
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