National Stock Number
4310-01-562-9550
National Stock Number (NSN) 4310-01-562-9550, or NIIN 015629550, (vacuum pump,reciprocating) was assigned April 28, 2008 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 19 contracts issued for this part number, with 19 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7M124P6638, SPE7M124P4584, SPE7M122V004B, SPE7M120V4807, SPE7M120V4393. The total value of the awarded contracts has been US$ 66,077.29.
This NSN is unique to one weapons system.
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$ 15,420. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 20, 2015, 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. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 29901. [A VACUUM PUMP USED TO CREATE EXTREMELY LOW PRESSURE BY MEANS OF RECIPROCATING ELEMENT(S) IN AN ENCLOSURE(S). IT IS DESIGNED TO BE DRIVEN MANUALLY OR BY A PRIME MOVER WHICH IS NOT AN INTEGRAL PART OF THE PUMP. IT MAY INCLUDE A VACUUM STORAGE TANK(S) AND VARIOUS PERIPHERAL COMPONENTS SUCH AS DRIVEN PULLEYS.]. 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 4310015629550 does not contain precious metals.
This NSN is associated to Schedule B 8414100000: vacuum pumps. The Schedule B End Use is listed as industrial engines. NAICS classification category 333912: air and gas compressor manufacturing.
This information was last updated on May 01, 2025.