NSN 3940-01-245-7924

Part Details | TACKLE BLOCK

3940-01-245-7924 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: L45S, L-45-S, ST51D121, ST51D12-1, 3940-01-245-7924, 01-245-7924, 3940012457924, 012457924

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39DEC 04, 198601-245-792406117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OVAL PATTERN

BLOCK,TACKLE | 3940-01-245-7924, 012457924
Cross Reference | NSN 3940-01-245-7924
Part Number Cage Code Manufacturer
L-45-S75535CROSBY GROUP INCDBA NATIONAL SWAGE
ST51D12-104236LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SPACE SYSTEMS
Technical Data | NSN 3940-01-245-7924
Characteristic Specifications
STYLE DESIGNATOR0 OVAL PATTERN
SHELL LENGTH9.890 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER4.130 INCHES NOMINAL
CENTER PIN DIAMETER1.000 INCHES NOMINAL
BLOCK TYPE SNATCH
SHEAVE QUANTITY2
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.500 INCHES
MAXIMUM LOAD RATING10000.0 POUNDS