NSN 2520-00-776-8072, 2520007768072
PUMP

Federal Supply Classification: FSC 2520 - Vehicular Power Transmission Components
National Item Identification Number: NIIN 007768072
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: (P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

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DLMS^® Summary

National Stock Number 2520-00-776-8072

National Stock Number (NSN) 2520-00-776-8072, or NIIN 007768072, (pump) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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.

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 information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2520007768072 contains an unknown precious metal.

This NSN is associated to Schedule B 8483909500: parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) 2520007768072
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSISTS OF 1 EA SHAFT GEAR,FSCM 19207,P/N7768170,1 EA GEAR,FSCM 19207 P/N7768070,1 EA BASE,FSCM 19207,P/N 9768133,1 EA COVER,FSCM 19207,P/N 7768071,2 EA SNAPRINGS,P/NMS16625-137,4 EA BEARINGS,FSCM 19207,P/N8350830,TEST FIXTURE MOUNTING PLATE MUST BE FLAT WITHIN 0.0005 IN. AND AT LEAST 1.375 IN. THICK,ALL BEARING BORES MUSTBE OPEN TO EXHAUST,MINIMUM EXHAUST AREA 0.030 SQUARE IN. PER BEARING BORE,TEST FLUID OIL HAVING A VISCOSITY OF 39-43 SUS AT 100 DEGREE F,FLUID TO BE MAINTAINED AT 95 DEGREE TO 105 DEGREE F,INLET PRESSURE ATMOSPHERIC,PUMP GEARS MUST TURN FREELY BY HAND WHEN PUMP IS ASSEMBLED TO THE TEST FIXTURE WITH FOUR BOLTS TORQUED TO 36-43 LB. FT,AT 1000 RPM AND 200 PSI DISCHARGE PRESSURE,THE FLOW SHALL BE 9.5 GPM MINIMUM