NSN 3940-01-387-9220

Part Details | TACKLE BLOCK

3940-01-387-9220 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: 250391, 25039-1, 25039, 250391, 25039-1, 250391, 25039-1, 3151T14, 3940-01-387-9220, 01-387-9220, 3940013879220, 013879220

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39MAR 16, 199401-387-922006117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

DROP LINK

OBLONG SWIVEL EYE AND SHACKLE

OVAL PATTERN

Cross Reference | NSN 3940-01-387-9220
Part Number Cage Code Manufacturer
25039-15RQL2DRS ENVIRONMENTAL SYSTEMS, INC.DBA D R S
2503990598ENGINEERED AIR SYSTEMS INC.DBA DRS SUSTAINMENT SYSTEMS
25039-190598ENGINEERED AIR SYSTEMS INC.DBA DRS SUSTAINMENT SYSTEMS
25039-192878HDT EXPEDITIONARY SYSTEMS, INC.
3151T1439428MCMASTER-CARR SUPPLY COMPANY
Technical Data | NSN 3940-01-387-9220
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHELL LENGTH4.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER2.250 INCHES NOMINAL
CENTER PIN DIAMETER0.360 INCHES MINIMUM
BLOCK TYPE SNATCH
LOCKING STYLE DROP LINK
MATERIAL AND LOCATION STEEL SHELL AND IRON SHEAVE
SHEAVE QUANTITY1
BEARING TYPE PLAIN
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.500 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE1 OBLONG SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING900.0 POUNDS
END ITEM IDENTIFICATION4320-01-361-9232