NSN 3940-01-505-5341

Part Details | TACKLE BLOCK

3940-01-505-5341 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: 251971, 25197-1, 3940-01-505-5341, 01-505-5341, 3940015055341, 015055341

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39MAR 10, 200301-505-534106117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

ROUND SWIVEL EYE

HALF-OVAL PATTERN

Cross Reference | NSN 3940-01-505-5341
Part Number Cage Code Manufacturer
25197-107070NAVY, UNITED STATES DEPARTMENT OFTHE
Technical Data | NSN 3940-01-505-5341
Characteristic Specifications
STYLE DESIGNATOR HALF-OVAL PATTERN
CENTER PIN DIAMETER0.500 INCHES NOMINAL
BLOCK TYPE SNATCH
MATERIAL AND LOCATION STEEL, CORROSION RESISTING CENTER PIN
SHEAVE QUANTITY1
ATTACHMENT STYLE ROUND SWIVEL EYE
SPECIAL FEATURESDRAWING CALLS THIS: SNATCH BLOCCK ASSEMBLY
END ITEM IDENTIFICATIONMK 104 SWIVEL DAVIT ASSEMBLY