NSN 4920-01-056-9693, 4920010569693
PRESSURE CONTROLLER,VARIABLE VOL

Federal Supply Classification: FSC 4920 - Aircraft Maintenance and Repair Shop Specialized Equipment
National Item Identification Number: NIIN 010569693
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 4920-01-056-9693

National Stock Number (NSN) 4920-01-056-9693, or NIIN 010569693, (pressure controller,variable vol) was assigned March 3, 1978 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, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 Oct 22, 2018. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A619V1503, SPE4A618V530R, SPE4A618V319C, SPE4A615V1981, SPM4A612V7448. The total value of the awarded contracts has been US$ 87,977.12.

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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 29, 2019, this NSN's acquisition method was noted as: Not established. Not established.

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 4920010569693 does not contain precious metals.

This information was last updated on Jun 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) CABIN PRES CONTROL TEST STAND,MODEL 411L,E-3A AWACS AGE.
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) ALUMINUM BODY,STAINLESS STEEL LEAD SCREW AND VALVE STEM;PRESSURE RANGE 0-1000 PSI;ADJUSTMENT SENSITIVITY 0.0005 PSI;TOTAL MECH. ROTATION 33.500 TURNS;TEMP RNG MINUS 65 DEG F TO 180 DEG F;PNEUM. PRESS. GEN. 3 TO 35 PSIA;OVERPRESSURE 2000 PSI;LIFE 250000 CYCLES;TOTAL VOL 12756 CU IN.