NSN 3940-00-263-3041

Part Details | TACKLE BLOCK

3940-00-263-3041 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: S1801860466, S1801-860466, 1776, 3940-00-263-3041, 00-263-3041, 3940002633041, 002633041

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-263-304106117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OBLONG SWIVEL EYE AND SHACKLE

OVAL PATTERN

Cross Reference | NSN 3940-00-263-3041
Part Number Cage Code Manufacturer
S1801-86046680064NAVAL SHIP SYSTEMS COMMAND
177602154ROYSON ENGINEERING COMPANY
Technical Data | NSN 3940-00-263-3041
Characteristic Specifications
STYLE DESIGNATOR1 OVAL PATTERN
SHELL LENGTH2.938 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER1.750 INCHES NOMINAL
CENTER PIN DIAMETER0.313 INCHES NOMINAL
BLOCK TYPE REGULAR
SHEAVE QUANTITY1
BEARING TYPE ROLLER
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.312 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE4 OBLONG SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING380.0 POUNDS