HARKEN 38MM Through-Deck Big Bullet Block / Sheave - NEW Part #: 131

Brand new Harken 38mm Big Bullet Block - Through Deck / Sheave.  This was purchased as spare Spin Halyard Sheave for a boat we no longer own.  

From the Harken site: (MSRP: $53)

38mm Through-Deck Big Bullet Block

Part No. 131

Sheave Ø (mm) 38 mm

Sheave Ø (in) 1 1/2 in

Maximum line Ø (mm) 10 mm

Maximum line Ø (in) 3/8 in

Maximum working load (kg) 136 kg

Maximum working load (lb) 300 lb 



Weight (oz)2.25 oz
Sheave Ø (mm)38 mm
Sheave Ø (in)1 1/2 in
Length (mm)89 mm
Length (in)3 1/2 in
Weight (g)64 g
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Fasteners (mm)5 FH mm
Fasteners (in)#10 FH in
Maximum working load (kg)136 kg
Maximum working load (lb)300 lb
Breaking load (kg)907 kg
Breaking load (lb)2000 lb
Mounting hole spacing (mm)73 mm
Mounting hole spacing (in)2 7/8 in
Cutout (mm)24 x 56 mm
Cutout (in)15/16 x 2 3/16 in