Product Details | TACKLE BLOCK

3940-01-366-4977 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: 76TE170173, 76TE-1701-73, 76TE170186, 76TE-1701-86, 8000771, 3940-01-366-4977, 01-366-4977, 3940013664977, 013664977

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

Supply Group (FSG) NSN Assign. NIIN
39 27 OCT 1992 01-366-4977

Drawings & Photos | NSN 3940-01-366-4977


Cross Reference | NSN 3940-01-366-4977

Part Number Cage Code Manufacturer
76TE-1701-73 81340 UNITED STATES COAST GUARD
76TE-1701-86 81340 UNITED STATES COAST GUARD
8000771 76257 CROSBY GROUP INC THE MCKISSICK PLANT DIV

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Technical Data | NSN 3940-01-366-4977

Characteristic Specifications
STYLE DESIGNATOR 1 OVAL PATTERN
SHELL LENGTH 28.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 18.000 INCHES NOMINAL
CENTER PIN DIAMETER 0.125 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE 1 SAFETY LOCKING
MATERIAL AND LOCATION STEEL OVERALL
SHEAVE QUANTITY 1
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED 18.000 INCHES
TACKLE LOCKING DEVICE INCLUDED
BECKET TYPE SHACKLE
BECKET QUANTITY 1
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE 2 OBLONG SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING 12000.0 POUNDS
III END ITEM IDENTIFICATION BOOM,HOIST,MARINE P/N 76TE-1701-6C USED ONBOARD 180 FT WLB U.S. COASTGUARD VESSELS
MANUFACTURERS CODE 81340
DESIGN CONTROL REFERENCE 76TE-1701-86

Restrictions/Controls & Freight Information | NSN 3940-01-366-4977

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