NSN 4940-01-387-0948, 4940013870948
Cancelled -> Replaced by 4940014895231

Federal Supply Classification: FSC 4940 - Miscellaneous Maintenance and Repair Shop Specialized Equipment
National Item Identification Number: NIIN 013870948
Codification Country: United States
Item Name Code: INC 05579
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 7 qualified suppliers

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DLMS^® Summary

National Stock Number 4940-01-387-0948

National Stock Number (NSN) 4940-01-387-0948, or NIIN 013870948, (leak detector,refrigerant gas) was assigned February 24, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4940014895231.

There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 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 5 years, with the most recent procurement date of Dec 06, 2011. There have been 5 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPM7MC12V1677, SPM7MC12V1677, SPM7MC11V1378, SPM7MC11V1378, SPM7MC11V0171. The total value of the awarded contracts has been US$ 31,838.90.

This NSN is fairly common among different weapons systems, belonging to 12 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 06, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05579. 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 4940013870948 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

FUNCTIONAL DESCRIPTION: (FTLD) USED TO LEAK CHECK THE AN/TPS-43H(V) SERIES AND AN/TPS-72(V) SERIES MOBILE GROUND LONG RANGE SEARCH RADAR SETS FOR HALOGEN LEAKS
SPECIAL FEATURES: (FEAT) CONSISTS OF A PUMP; AUTOMATIC RESET; AUDIBLE SIGNAL; BATTERY POWER; CARRYING CASE; APPROX. BATTERY LIFE 50 HRS.; OPERATING TEMPERATURES 30 DEG. TO 100 DEG. F; (-1 DEG. TO. 43 DEG. C); RESPONSE AND WARM-UP TIME INSTANTANEQUS; CORD LG. 36 IN.,POWER SUPPLY 4 "AA" BATTERIES; WEIGHT 16 OZ. WITHOUT BATTERIES