Product Details | TACKLE BLOCK

3940-00-158-3318 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: BH2201, 3940-00-158-3318, 00-158-3318, 3940001583318, 001583318

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

Supply Group (FSG) NSN Assign. NIIN
39 18 OCT 1971 00-158-3318

Drawings & Photos | NSN 3940-00-158-3318


Cross Reference | NSN 3940-00-158-3318

Part Number Cage Code Manufacturer
BH2201 46964 LIFT-TECH INTL INC CRANE AND HOIST OPNS

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Technical Data | NSN 3940-00-158-3318

Characteristic Specifications
STYLE DESIGNATOR 21 HALYARD PATTERN
SHELL LENGTH 5.875 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 4.000 INCHES NOMINAL
CENTER PIN DIAMETER 1.000 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE 1 SAFETY LOCKING
MATERIAL AND LOCATION STEEL CENTER PIN STEEL SHEAVE ALUMINUM ALLOY SHELL
SURFACE TREATMENT AND LOCATION PAINTED SHEAVE ANODIZED SHELL
SHEAVE QUANTITY 1
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD PRESSURE GREASE FITTING
TACKLE ACCOMMODATED TYPE CHAIN
MAXIMUM TACKLE DIAMETER ACCOMMODATED 0.375 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE 19 FLATTED STIFF SWIVEL SAFETY SNAP HOOK
COUNTERBALANCE LOCATION SECURED TO CHEEKPLATES
WEIGHT 4000.0 POUNDS
MAXIMUM LOAD RATING 4000.0 POUNDS

Restrictions/Controls & Freight Information | NSN 3940-00-158-3318

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 885 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
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 3940-00-158-3318

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each