NSN 3940-01-653-2051

Part Details | TACKLE BLOCK

3940-01-653-2051 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: 1382L10023 ITEM 9, 1382A100529, 1382A10052-9, 179238, 40044354, 3940-01-653-2051, 01-653-2051, 3940016532051, 016532051

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39MAR 15, 201601-653-205106117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OVAL PATTERN

Cross Reference | NSN 3940-01-653-2051
Part Number Cage Code Manufacturer
1382L10023 ITEM 9K1953BABCOCK INTERNATIONAL GROUP PLC
1382A10052-9K1953BABCOCK INTERNATIONAL GROUP PLC
17923875535CROSBY GROUP INCDBA NATIONAL SWAGE
40044354KCUC6MINISTRY OF DEFENCE FUTUREAIRCRAFT CARRIER IPT CVF IPT
Technical Data | NSN 3940-01-653-2051
Characteristic Specifications
STYLE DESIGNATOR0 OVAL PATTERN
SHEAVE OUTSIDE DIAMETER152.0 MILLIMETERS NOMINAL
BLOCK TYPE SNATCH
MATERIAL AND LOCATION STEEL, MIL-S-890, ALLOY NO. 4 OVERALL
TACKLE ACCOMMODATED TYPE WIRE ROPE
WEIGHT6.80 KILOGRAMS
SPECIAL FEATURESPRESSURE LUBE FITTINGS; BLOCKS FURNISHED WITH DUAL RATED WIRELINE SHEAVES
PART NAME ASSIGNED BY CONTROLLING AGENCYSNATCH BLOCK TAIL BOARD