Product Details | TACKLE BLOCK

3940-00-988-4662 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: GGGB490, GGG-B-490, 3940-00-988-4662, 00-988-4662, 3940009884662, 009884662

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

Supply Group (FSG) NSN Assign. NIIN
39 01 JAN 1962 00-988-4662

Drawings & Photos | NSN 3940-00-988-4662


Cross Reference | NSN 3940-00-988-4662

Part Number Cage Code Manufacturer
GGG-B-490 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 3940-00-988-4662

Technical Data | NSN 3940-00-988-4662

Characteristic Specifications
STYLE DESIGNATOR 2 OVAL PATTERN
SHELL LENGTH 6.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 3.500 INCHES NOMINAL
CENTER PIN DIAMETER 0.500 INCHES NOMINAL
BLOCK TYPE REGULAR
MATERIAL AND LOCATION BRONZE BEARING STEEL CENTER PIN IRON SHEAVE OR STEEL SHEAVE WOOD SHELL
SURFACE TREATMENT AND LOCATION ZINC, ASTM A153 SHEAVE LACQUER SHELL OR VARNISH SHELL
SHEAVE QUANTITY 1
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED 0.750 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
BECKET TYPE THIMBLE
BECKET QUANTITY 1
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE 30 LOOSE SIDE SINGLE HOOK
MAXIMUM LOAD RATING 2000.0 POUNDS
DEPARTURE FROM CITED DESIGNATOR AS MODIFIED BY PACS AMCQ AND AMXF
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE GGG-B-490

Restrictions/Controls & Freight Information | NSN 3940-00-988-4662

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