NSN 3940-00-291-1161

Part Details | TACKLE BLOCK

3940-00-291-1161 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: 22608162, 2260816-2, S1801F921816PC1THRU1417THRU29, S1801F921816PC1THRU14-17THRU29, 8052555040, 805-2555040, 8052555040, 805-2555040, 3940-00-291-1161, 00-291-1161, 3940002911161, 002911161

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-291-116106117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OBLONG SWIVEL EYE

BLOCK,TACKLE | 3940-00-291-1161, 002911161
Cross Reference | NSN 3940-00-291-1161
Part Number Cage Code Manufacturer
2260816-280064NAVAL SHIP SYSTEMS COMMAND
S1801F921816PC1THRU14-17THRU2980064NAVAL SHIP SYSTEMS COMMAND
805-255504080064NAVAL SHIP SYSTEMS COMMAND
805-255504081898SUPERVISOR OF SHIPBUILDINGCONVERSION AND REPAIR USN
Technical Data | NSN 3940-00-291-1161
Characteristic Specifications
SHELL LENGTH12.750 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER6.000 INCHES NOMINAL
CENTER PIN DIAMETER1.247 INCHES NOMINAL
BLOCK TYPE REGULAR
SURFACE TREATMENT AND LOCATION ZINC, ELECTROLYTIC SHELL
SHEAVE QUANTITY2
BEARING TYPE PLAIN
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.625 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE8 OBLONG SWIVEL EYE
MAXIMUM LOAD RATING800.0 POUNDS