NSN 3940-00-852-7189

Part Details | TACKLE BLOCK

3940-00-852-7189 A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage.

Alternate Parts: 4081Q, GGGB500, 3940-00-852-7189, 00-852-7189, 3940008527189, 008527189

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196200-852-718906117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

SAFETY LOCKING

ROUND PATTERN

Cross Reference | NSN 3940-00-852-7189
Part Number Cage Code Manufacturer
4081Q71110BREWER-TITCHNER CORPSUB JOSLYN MFG AND SUPPLY CO
GGGB50081348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
Technical Data | NSN 3940-00-852-7189
Characteristic Specifications
STYLE DESIGNATOR ROUND PATTERN
SHEAVE OUTSIDE DIAMETER10.000 INCHES NOMINAL
CENTER PIN DIAMETER1.000 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE SAFETY LOCKING
MATERIAL AND LOCATION STEEL SHELL AND $HST0000DLD IRON, CAST SHEAVE AND BRONZE BEARING AND STEEL CENTER PIN
SURFACE TREATMENT AND LOCATION JAPAN OVERALL
SHEAVE QUANTITY1
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.625 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE7 OBLONG SWIVEL EYE AND SHACKLE AND CHAIN SHACKLE
MAXIMUM LOAD RATING8000.0 POUNDS
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 CLASS AND A GRADE