Product Details | TACKLE BLOCK

3940-00-555-0603 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: 3566341, 356634-1, 3940-00-555-0603, 00-555-0603, 3940005550603, 005550603

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

Supply Group (FSG) NSN Assign. NIIN
39 01 JAN 1963 00-555-0603

Drawings & Photos | NSN 3940-00-555-0603


Demand History | NSN 3940-00-555-0603

Part Number Request Date QTY Origin
356634-1 2024-06-154 26 DIBBS
356634-1 2024-03-65 20 DIBBS
356634-1 2023-12-346 20 DIBBS
356634-1 2023-07-192 20 DIBBS
356634-1 2023-04-109 20 DIBBS
356634-1 2023-01-25 9 DIBBS
356634-1 2022-11-334 11 DIBBS
356634-1 2022-08-222 8 DIBBS
356634-1 2022-03-82 14 DIBBS
356634-1 2019-04-92 19 DIBBS
3940-00-555-0603 2018-01-10 13 DIBBS
3940-00-555-0603 2017-10-292 13 DIBBS
3940-00-555-0603 2017-07-183 13 DIBBS
3940-00-555-0603 2012-08-244 12 DIBBS
3940-00-555-0603 2012-08-229 5 DIBBS
3940-00-555-0603 2012-07-199 5 DIBBS
3940-00-555-0603 2012-07-194 9 DIBBS
3940-00-555-0603 2012-04-95 6 DIBBS
3940-00-555-0603 2012-03-62 7 DIBBS
3940-00-555-0603 2012-01-19 5 DIBBS
3940-00-555-0603 2010-05-140 5 DIBBS
3940-00-555-0603 2008-11-333 30 DIBBS
3940-00-555-0603 2008-09-263 21 DIBBS

Cross Reference | NSN 3940-00-555-0603

Part Number Cage Code Manufacturer
356634-1 53327 EQUIPMENT & SUPPLY, INC.
356634-1 61898 TRIUMPH ACTUATION SYSTEMS - VALENCIA, INC.
356634-1 6Z800 A AND M AEROSPACE, INC.
356634-1 70236 TACTAIR FLUID CONTROLS, INC.
356634-1 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
356634-1 99212 LEGEND ELECTRIC VEHICLES

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Technical Data | NSN 3940-00-555-0603

Characteristic Specifications
STYLE DESIGNATOR 25 HALF-STRAP PATTERN
SHEAVE OUTSIDE DIAMETER 13.250 INCHES NOMINAL
CENTER PIN DIAMETER 0.811 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
BLOCK TYPE REGULAR
MATERIAL AND LOCATION STEEL CENTER PIN ALUMINUM SHEAVE ALUMINUM SHELL
SHEAVE QUANTITY 1
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED 0.750 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
MAXIMUM LOAD RATING NOT RATED
MANUFACTURERS CODE 98897
DESIGN CONTROL REFERENCE 356634-1

Restrictions/Controls & Freight Information | NSN 3940-00-555-0603

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
No Freight Information