NSN 4140-01-298-3751, 4140012983751
GUARD,FAN IMPELLER

Federal Supply Classification: FSC 4140 - Fans, Air Circulators, and Blower Equipment
National Item Identification Number: NIIN 012983751
Codification Country: United States
Item Name Code: INC 36295
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 4140-01-298-3751

National Stock Number (NSN) 4140-01-298-3751, or NIIN 012983751, (guard,fan impeller) was assigned April 14, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 8 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over a year. There have been 12 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE8E724P0802, SPE8E724P0600, SPE4A524P2037, SPE4A524P2037, SPE4A523P4641. The total value of the awarded contracts has been US$ 12,960.02.

This NSN is very common among different weapons systems, belonging to 44 different platforms.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 8,037. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 08, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 36295. [A SAFETY DEVICE SPECIFICALLY DESIGNED TO PROTECT OR SHIELD A FAN IMPELLER FROM PHYSICAL DAMAGE AND/OR PREVENT POSSIBLE INJURY TO PERSONNEL WHILE THE FAN IS IN OPERATION. IT MAY CONSIST OF A WIREGUARD, SCREEN, GRILLE AND THE LIKE. EXCLUDES COVER, ELECTRIC FAN AND GRILLE, METAL.]. 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 4140012983751 does not contain precious metals.

This NSN is associated to Schedule B 8414901040: parts of fans (including blowers) and ventilating or recycling hoods for permanent installation (of subheading 8414.51.00). The Schedule B End Use is listed as household appliances.

This information was last updated on Jul 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) FLAT;CONCENTRIC RING DESIGN;3 RINGS;WELDED WIRE CONSTRUCTION;FINISH ALL SURFACES WITH ONE COAT OF WASH PRIMER IAW MIL-C-8514,ONE COAT EPOXY PRIMER IAW MIL-P-23377 TYPE 1,TWO COATS OF POLYURETHANE ENAMEL IAW MIL-C-81773 COLOR NO.38903 IAW FED-STD-595;