SNATCH BLOCKS

SNATCH BLOCKS

SNATCH BLOCKS

SNATCH BLOCKS

A range Heavy Duty, Lightweight snatch blocks for rigging, construction, oilfield and marine operations. These blocks are of proven and trusted design, and include R clip hinge pin retention (as specified by many oilfield production companies).

Capacities form 2 tonnes to 30 tonnes

Groove option from 7mm to 30mm

Sheave diameters from 3 inches (75mm) to 20 inches (508mm)

Shackle or eye hook on head fitting Bronze bush or taper roller bearings on sheaves

Steel side plates and sheaves.
Hardened steel sheave and load pins.
Galvanised Safety bow shackle (RR-C-271D) on head
Or Forged alloy heat treated sling hook with latch.
Plain swivel on head for 360 degrees rotation
180 degree plus pivot on head
Captured load pin with knurled release knob and R clip safety retaining pin. Grease nipple and grease-way on sheave pin.

Can be fitted to tensioned rope (no access To rope termination required)
Bronze bush or H.D. Taper roller bearings on sheave.
Factor of safety 4:1
Test plate marked with SWL in head, line pull, FOS and
Unique serial number.
CE marked (SI1992: 3073) and tested LOLER (SI1998: 2307)
Finished polyurethane reinforced enamel, colour red.

Dimensions & Weights
SWL on Head Line Pull Sheave Groove to suit Sheave Head fitting
FOS 4 FOS4 diameter rope dia. range mounted on type
2t 1t  (76mm) 7 to 9mm Bronze bush Inverted shackle
4t 2t  (114mm) 10 to 14mm Bronze bush Inverted shackle
4t 2t  (152mm) 13 to 16mm Bronze bush Inverted shackle
8t 4t  (152mm) 20 to 22mm Bronze bush Inverted shackle
8t 4t (203mm) 20 to 24mm Roller bearings Inverted shackle
12t 6t  (305mm) 24 to 26mm Roller bearings Inverted shackle
15t 7.5t  (305mm) 24 to 28mm Roller bearings Inverted shackle
20t 11t (406mm) 30 to 32mm Roller bearings Inverted shackle
30t 15t (406mm) 32 to 36mm Roller bearings Inverted shackle
30t 15t  (508mm) 32 to 36mm Roller bearings Inverted shackle
8t 4t (203mm) 20 to 24mm Roller bearings Safety hook
12t 6t  (305mm) 24 to 28mm Roller bearings Safety hook
Specifications
A B C D E F Wt kgs
330 160 83 82 70 27 3.5
340 245 100 120 69 32 6
385 300 135 155 70 34 8
450 342 145 160 93 49 14
495 390 173 206 93 47 18
730 580 260 310 123 65 54
750 575 270 310 127 66 57
970 770 345 398 73 62 120
1070 800 355 410 73 62 162
1080 920 400 510 73 62 300
500 n/a 173 206 93 47 18
730 n/a 260 310 123 65 55

NOTE: Maximum specified rope diameter must not be exceeded (advise of greater rope diameters). Smaller rope diameters may be fitted on temporary rigging, but sheave life may be affected (advise where longer term installations are required with smaller rope diameters).