4330-00-499-2853 (NP11485PC29)
NSN 4330-00-499-2853 (NIIN 00-499-2853) is a relief valve piston in Federal Supply Class 4330, Centrifugals, Separators, And Pressure And Vacuum Filters. Manufacturer part number NP11485PC29 (Armco IncNation Supply Co, CAGE 76688); also referenced as 2C-142-P24 (Cooper Machinery Services LLC); 12467, A062947, H10421-21 (Arvinmeritor Inc); NP11487PC29, NP2136PC25, NP2137PC25 (Armco IncNation Supply Co), plus 3 more in the reference table below.
NIIN assigned January 1961; DEMIL A (none required).