5700 & 6700 Series Helicopter Blocks

Shown: Model 5708-1H
REF: F000978

Standard Features

203 mm (8”) urethane lined aluminum sheave
Lining as per specification L-341M-79
Grease fitting in sheave for periodic lubrication
Aluminum frame 584 mm (23”) helicopter arm (painted yellow)
Standard “Y” clevis eye suspension mounting
Safe working load 2268 kg (5,000 lbs)

Shown: Model 5726-1NyH
REF: F000949

Standard Features

ANSI Type ‘B’ socket for suspension mounting
Safe working load 2268 kg (5,000 lbs)
Frame zinc plated and lacquer dipped

5720-1NyH

in.mm
A20508
B16408
C250
D125
E375

5726-1NyH

in.mm
A26660
B22560
C250
D1.333
E3.590

5730-1NyH

in.mm
A30760
B26660
C2.460
D1.333
E3.590

Note: Sheaves are available in unlined nylon, rubber lined reinforced composite sheaves (shown) and lined aluminum designs. Specifications are subject to change.

Shown: Model 6724-5U
REF: F000976

Standard Features

Cast aluminum sheaves with cast urethane lining
Cast steel center pulling sheave
Safe working load 7,257 kg (16,000 lbs)
NOTE: Sheaves available in larger diameters