National Stock Number
3940-01-418-0827
National Stock Number (NSN) 3940-01-418-0827, or NIIN 014180827, (block and tackle) was assigned August 21, 1995 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 07, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition from the present source is anticipated pending configuration changes. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11446. [A MECHANICAL DEVICE CONSISTING OF ONE OR MORE TACKLE BLOCKS WITH LINES, ARRANGED FOR HOISTING OR PULLING.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 3940014180827 does not contain precious metals.
This NSN is associated to Schedule B 8425190000: pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor. The Schedule B End Use is listed as materials handling equipment. NAICS classification category 333923: overhead traveling crane, hoist, and monorail system manufacturing.
This information was last updated on Aug 01, 2025.