Product Details | TACKLE BLOCK

3940-01-387-9220 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: 25039, 250391, 25039-1, 3151T14, 3940-01-387-9220, 01-387-9220, 3940013879220, 013879220

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

Supply Group (FSG) NSN Assign. NIIN
39 16 MAR 1994 01-387-9220

Drawings & Photos | NSN 3940-01-387-9220


Demand History | NSN 3940-01-387-9220

Part Number Request Date QTY Origin
3940-01-387-9220 2018-07-200 1 DIBBS
3940-01-387-9220 2017-12-338 4 DIBBS
3940-01-387-9220 2017-11-325 4 DIBBS
3940-01-387-9220 2017-11-324 4 DIBBS
3940-01-387-9220 2017-10-299 4 DIBBS
3940-01-387-9220 2017-09-270 4 DIBBS
3940-01-387-9220 2017-09-267 4 DIBBS

Cross Reference | NSN 3940-01-387-9220

Part Number Cage Code Manufacturer
25039 90598 ENGINEERED AIR SYSTEMS INC. DBA DRS SUSTAINMENT SYSTEMS
25039-1 5RQL2 DRS ENVIRONMENTAL SYSTEMS, INC. DBA D R S
25039-1 90598 ENGINEERED AIR SYSTEMS INC. DBA DRS SUSTAINMENT SYSTEMS
3151T14 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 3940-01-387-9220

Characteristic Specifications
STYLE DESIGNATOR 1 OVAL PATTERN
SHELL LENGTH 4.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 2.250 INCHES NOMINAL
CENTER PIN DIAMETER 0.360 INCHES MINIMUM
BLOCK TYPE SNATCH
LOCKING STYLE 3 DROP LINK
MATERIAL AND LOCATION STEEL SHELL AND IRON SHEAVE
SHEAVE QUANTITY 1
BEARING TYPE PLAIN
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED 0.500 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE 21 FRONT EYE FLATTED LOOSE HOOK
MAXIMUM LOAD RATING 900.0 POUNDS
III END ITEM IDENTIFICATION 4320-01-361-9232

Restrictions/Controls & Freight Information | NSN 3940-01-387-9220

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 127300 PULLEY BLOCKS/TCKLE/SNATCH/FAIRLDRS
Less than car load rating
Less than truck load rating S 60.0
Water commodity Code 793 unknown
Originating Activity Code CH Defense Supply Center Richmond
Richmond, VA 23297
Air Dimension Code Z Shipment is not a consolidation, but does exceed 72 inches in one or more dimensions.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3940-01-387-9220

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative