National Stock Number
3815-01-597-1837
National Stock Number (NSN) 3815-01-597-1837, or NIIN 015971837, (bucket,clamshell) was assigned June 1, 2011 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 04, 2012, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 05712. [AN APPARATUS CONSISTING OF TWO SCOOP-SHAPED METAL STRUCTURES, HINGED TOGETHER AT THEIR SIDES IN SUCH A MANNER AS TO FORM A BUCKET WHEN THE TWO PIECES MEET. IT HAS AN ARM ATTACHED AT EACH CORNER, A SHEAVE AND OTHER NECESSARY EQUIPMENT FOR OPENING AND CLOSING THE TWO PIECES, AND FOR ATTACHING TO THE END OF A CABLE, OPERATED BY A CRANE OR CRANE-SHOVEL FOR MATERIAL HANDLING, EXCAVATING, AND DREDGING OPERATIONS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3815015971837 does not contain precious metals.
This NSN is associated to Schedule B 8431410040: clamshell (grappler) attachments. The Schedule B End Use is listed as excavating machinery. NAICS classification category 333120: construction machinery manufacturing.
This information was last updated on Jul 01, 2025.