Product Details | TACKLE BLOCK

3940-01-371-4270 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.

Part Alternates: L-45-H AND SS4055, L45HANDSS4055, 599819, 3940-01-371-4270, 01-371-4270, 3940013714270, 013714270

Materials Handling Equipment | Blocks, Tackle, Rigging, and Slings

Supply Group (FSG) NSN Assign. NIIN
39 12 FEB 1993 01-371-4270

Drawings & Photos | NSN 3940-01-371-4270


Cross Reference | NSN 3940-01-371-4270

Part Number Cage Code Manufacturer
599819 H5808 MENNENS AMSTERDAM B.V.
L-45-H AND SS4055 17798 LEBUS INTERNATIONAL INC

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Technical Data | NSN 3940-01-371-4270

Characteristic Specifications
STYLE DESIGNATOR 1 OVAL PATTERN
SHELL LENGTH 4.500 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 4.125 INCHES NOMINAL
CENTER PIN DIAMETER 1.000 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE 1 SAFETY LOCKING
MATERIAL AND LOCATION STEEL OVERALL
BEARING TYPE ROLLER
TACKLE ACCOMMODATED TYPE WIRE ROPE
III END ITEM IDENTIFICATION SNATCH BLOCK 170

Restrictions/Controls & Freight Information | NSN 3940-01-371-4270

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information