NSN 4910-00-257-3854, 4910002573854
GRINDING MACHINE,PISTON

Federal Supply Classification: FSC 4910 - Motor Vehicle Maintenance and Repair Shop Specialized Equipment
National Item Identification Number: NIIN 002573854
Codification Country: United States
Item Name Code: INC 09686
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

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know

CALL ABOUT NSN 4910-00-257-3854

Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

REQUEST QUOTE for 4910-00-257-3854

Have a list that needs to be quoted? Upload it here.

Upload a List

DLMS^® Summary

National Stock Number 4910-00-257-3854

National Stock Number (NSN) 4910-00-257-3854, or NIIN 002573854, (grinding machine,piston) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 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, 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.

This NSN is assigned to Item Name Code (INC) 09686. [A MACHINE DESIGNED FOR ROUND AND/OR CAM GRINDING OF AUTOMOTIVE TYPE PISTONS. MAY INCLUDE A TURNING DEVICE FOR RAPID STOCK REMOVAL.]. 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 4910002573854 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) FOR FLOOR MTG; CAPACITY DATA,UP TO 7 IN. DIA RANGE OF PISTON ACCOMMODATED,UP TO 11 IN. LG RANGE OF PISTON ACCOMMODATED; WORK HEAD SPINDLE SPEED DATA,4 SPEEDS,75 TO 200 RPM APPROX SPEED RANGE; W/COOLANT SYSTEM; TABLE FEED DATA,POWER FEED,8 FORWARD SPEEDS,1-3/16 TO 7-7/8 IN. PER MIN FEED RANGE,8 REVERSE SPEEDS,2-1/4 TO 14 IN. PER MIN FEED RANGE; WHEEL HEAD DATA,3450 RPM APPROX SPINDLE SPEED,ABRASIVE WHEEL DIM.,6 IN. MIN OD,1/2 IN. THK,7/8 IN. BORE; MAIN DRIVE POWER DATA,ELECTRIC MOTOR DRIVE,TABLE FEED MOTOR,1/3 HP,AC,115 V,60 CYCLES,SINGLE PHASE; W/TURNING DEVICE; 1 TURNING TOOL FURNISHED; W/CAM MECHANISM,8 CAMS FURNISHED; PISTON ADAPTER DATA,7 FURNISHED,SIZE,2-5/8 IN.,2-11/16 IN.,2-13/16 IN.,3 IN.,3-1/4 IN.,3-1/2 IN.,3-3/4 IN.