NSN 4820-01-114-4629, 4820011144629
CARTRIDGE,VALVE,THROTTLE

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 011144629
Codification Country: United States
Item Name Code: INC 77777
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: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 4820-01-114-4629

National Stock Number (NSN) 4820-01-114-4629, or NIIN 011144629, (cartridge,valve,throttle) was assigned June 17, 1981 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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, with the most recent procurement date of Dec 06, 2012. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPM7MC13V2493, SPM7MC13M1813, SPM7M211M2774, SPM7M211M0292, SPM7M211M0292. The total value of the awarded contracts has been US$ 7,020.10.

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 Apr 25, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. 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 4820011144629 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) 2.450 IN. LG; 1.372 TO 1.373 IN. OD; 0.991 TO 0.993 IN. ID; THREADED INTERNAL FLANGE ONE END,3/4-12N-2B; EXTERNAL THREADS 1 1/2-12 UNF-2A,0.375 IN. LG,ENDING 0.750 IN. FROM INTERNALLY THREADED END; TWO PARALLEL FLATS ON OD AT INTERNALLY THREADED END,1.240 IN. WIDTH ACROSS FLATS,0.375 IN. LG; 1.250 IN. DIA COUNTERBORE AT OTHER END,1.000 IN. DEEP; FOUR 0.750 IN. DIA HOLES EQUALLY SPACED AROUND OD,CENTERING 1.950 FROM THREADED END; GROOVE IN OD SURFACE 0.094 TO 0.096 IN. W,ENDING 1.320 IN. FROM THREADED END,1.273 TO 1.275 IN. DIA AT DEPTH; 32 MICROINCH FINISH AT DEPTH OF GROOVE AND ON ID
FSC APPLICATION DATA: (ZZZV) VALVE ASSEMBLY 6740-0009,FSCM 05172