NSN 3940-00-371-7543

Part Details | TACKLE BLOCK

3940-00-371-7543 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: 860291, S1801860291PC1T015, S1801-860291PC1T015, 3940-00-371-7543, 00-371-7543, 3940003717543, 003717543

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-371-754306117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

DROP LINK

BLOCK,TACKLE | 3940-00-371-7543, 003717543

OBLONG SWIVEL EYE AND SHACKLE

BLOCK,TACKLE | 3940-00-371-7543, 003717543

ROUND PATTERN

BLOCK,TACKLE | 3940-00-371-7543, 003717543
Cross Reference | NSN 3940-00-371-7543
Part Number Cage Code Manufacturer
86029180064NAVAL SHIP SYSTEMS COMMAND
S1801-860291PC1T01580064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 3940-00-371-7543
Characteristic Specifications
STYLE DESIGNATOR ROUND PATTERN
SHELL LENGTH14.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER12.000 INCHES NOMINAL
CENTER PIN DIAMETER1.250 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE DROP LINK
SURFACE TREATMENT AND LOCATION ANODIZED OVERALL
SHEAVE QUANTITY1
BEARING TYPE PLAIN
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.625 INCHES
TACKLE LOCKING DEVICE INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE OBLONG SWIVEL EYE AND SHACKLE