NSN 4920-00-288-1566, 4920002881566
Cancelled -> Replaced by 2520003180464

Federal Supply Classification: FSC 4920 - Aircraft Maintenance and Repair Shop Specialized Equipment
National Item Identification Number: NIIN 002881566
Codification Country: United States
Item Name Code: INC 10937
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 4920-00-288-1566

National Stock Number (NSN) 4920-00-288-1566, or NIIN 002881566, (tester,pressurized cabin leakage) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2520003180464.

There are 6 manufacturer part numbers 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.

There has been very little 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 Sep 02, 2000, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 10937. [A UNIT DESIGNED FOR TESTING, ON THE GROUND, THE VOLUME OF AIR LEAKAGE FROM AIRCRAFT PRESSURIZED CABINS.]. 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 4920002881566 does not contain precious metals.

This information was last updated on Apr 01, 2025.

Technical Characteristics

III ENTRY DATE: (NTRD) 80-08-06
III RELATIONSHIP TO SIMILAR EQUIPMENT: (RTSE) USE 4920006016926,CONSOLIDATE FROM 2520003180464
III REFERENCE DATA AND LITERATURE: (RDAL) T.O. 33A4-4-10-1 AND 33A4-4-10-4
III FUNCTIONAL CLASSIFICATION: (FCLS) JJ-7.1
III TYPE/MODEL DESIGNATION: (TMDN) MB-3
END ITEM IDENTIFICATION: (AGAV) MULTI ACFT APPLICATION
ENTRY DATE: (NTRD) 80-08-06
FUNCTIONAL CLASSIFICATION: (FCLS) JJ-7.1
FUNCTIONAL DESCRIPTION: (FTLD) PROVIDES AIR TO ACFT CABINS AT CONTROLLED PRESSURES FOR GROUND CHECKING THE CABINS FOR LEAKAGE UNDER PRESSURIZED CONDITIONS
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) PORTABLE; BLOWER CAPACITY,2 PSI MIN DISCHARGE PRESSURE,12.5 PSI MAX DISCHARGE PRESSURE,10 CFM MIN VOL OF FREE AIR DELIVERY,200 CFM MAX VOL OF FREE AIR DELIVERY; SELF-CONTAINED UNIT,ELECTRIC MOTOR OPERATED,10 HP,DC,220 TO 440V; OVER-ALL DIM. DATA,48 TO 60 IN. LG,36 TO 40 IN. W,39 IN. MAX H; ACCESSORIES,1 BUSHING TO ADAPTER,38 TO 1/4 IN.,1 BUSHING TO ADAPTER,1/2 TO 3/8 IN.,1 HOSE,3/8 IN. DIA BY 25 FT,1 HOSE,1/2 IN. DIA BY 25 FT,1 HOSE,3 IN. DIA BY 25 FT,1 SET,ADAPTERS AND GASKETS,1 STETHOSCOPE
NONDEFINITIVE SPEC/STD DATA: (ZZZT) MB-3 TYPE
REFERENCE DATA AND LITERATURE: (RDAL) T.O. 33A4-4-10-1 AND 33A4-4-10-4
RELATIONSHIP TO SIMILAR EQUIPMENT: (RTSE) USE 4920006016926,CONSOLIDATE FROM 2520003180464
TYPE/MODEL DESIGNATION: (TMDN) MB-3
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) 0PORTABLE; BLOWER CAPACITY,2 PSI MIN DISCHARGE PRESSURE,12.5 PSI MAX DISCHARGE PRESSURE,10 CFM MIN VOL OF FREE AIR DELIVERY,200 CFM MAX VOL OF FREE AIR DELIVERY; SELF-CONTAINED UNIT,ELECTRIC MOTOR OPERATED,10 HP,DC,220 TO 440V; OVER-ALL DIM. DATA,48 TO 60 IN. LG,36 TO 40 IN. W,39 IN. MAX H; ACCESSORIES,1 BUSHING TO ADAPTER,38 TO 1/4 IN.,1 BUSHING TO ADAPTER,1/2 TO 3/8 IN.,1 HOSE,3/8 IN. DIA BY 25 FT,1 HOSE,1/2 IN. DIA BY 25 FT,1 HOSE,3 IN. DIA BY 25 FT,1 SET,ADAPTERS AND GASKETS,1 STETHOSCOPE