National Stock Number
3815-01-542-1179
National Stock Number (NSN) 3815-01-542-1179, or NIIN 015421179, (clamshell bucket assembly) was assigned July 24, 2006 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 25, 2006, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20308. [A CLAMSHELL BUCKET TOGETHER WITH THE NECESSARY PINS, BOLTS, CLIPS, WEDGES, CHAINS, THIMBLES AND OTHER ATTACHMENT PARTS REQUIRED FOR THE FIELD CONVERSION OF CRANE-SHOVELS EQUIPPED WITH BOOM, WITH OR WITHOUT TAGLINE ASSEMBLY, FROM CRANE TO CLAMSHELL 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 3815015421179 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.