NSN 3940-00-841-1385

Part Details | TACKLE BLOCK

3940-00-841-1385 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: 3042AAA10IN, GGGB490, GGG-B-490, 3042AAA10IN, 3940-00-841-1385, 00-841-1385, 3940008411385, 008411385

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 04, 196700-841-138506117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OBLONG SWIVEL EYE

BLOCK,TACKLE | 3940-00-841-1385, 008411385

ROUND PATTERN

BLOCK,TACKLE | 3940-00-841-1385, 008411385
Cross Reference | NSN 3940-00-841-1385
Part Number Cage Code Manufacturer
3042AAA10IN71110BREWER-TITCHNER CORPSUB JOSLYN MFG AND SUPPLY CO
GGG-B-49081348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
3042AAA10IND9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 3940-00-841-1385
Characteristic Specifications
STYLE DESIGNATOR ROUND PATTERN
SHELL LENGTH10.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER6.250 INCHES NOMINAL
CENTER PIN DIAMETER0.750 INCHES NOMINAL
BLOCK TYPE REGULAR
SURFACE TREATMENT AND LOCATION ZINC, ELECTROLYTIC OVERALL
SHEAVE QUANTITY2
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.250 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
BECKET TYPE THIMBLE
BECKET QUANTITY1
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE6 OBLONG SWIVEL EYE
MAXIMUM LOAD RATING7700.0 POUNDS
SPECIAL FEATURESSHEAVE THICKNESS AT RIM MIN 1.500 IN.
NONDEFINITIVE SPEC/STD DATA2 TYPE