NSN 3439-01-478-3938

Part Details | METALLIC OVERLAY WELDING POWDER

3439-01-478-3938 A metallic powder used for coating metallic or nonmetallic surfaces by the welding process, to produce a surface resistant to abrasion and/or corrosion. It may be applied with an oxy-acetylene torch, furnace, or with a spray weld gun.

Alternate Parts: POWCVC, METCO 202NS, 3439-01-478-3938, 01-478-3938, 3439014783938, 014783938

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
34SEP 11, 200001-478-393820072 ( WELDING POWDER, METALLIC OVERLAY )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3439-01-478-3938
Part Number Cage Code Manufacturer
POWCVC13873DLA AVIATION
METCO 202NS01FK3OERLIKON METCO (US) INC.
Technical Data | NSN 3439-01-478-3938
Characteristic Specifications
BASIC MATERIAL ZIRCONIUM SILICATE
ENVIRONMENTAL PROTECTION ANY ACCEPTABLE
CONTENT WITHIN EACH UNIT PACKAGE5.0LBS
SPECIAL FEATURESNSN IS USED TO PURCHASE A MINIMUM OF 1 CONTAINER TO A MAXIMUM OF 19 CONTAINERS;ZR O 20Y O,SPHEROIDAL,SPRAY DRIED;-106 +16 UM (-140 MESH +16 UM);CERTIFICATION GE A50TF204 CLASS A,LYCOMING M3966 TYPE 1,MSRR 9507/37 AND PWA 36087;RC 35-45 HARDNESS;TEXTURE/FINISH AS-SPRAYED 250-500,GROUND 15-40;COATING NUMBERS P202-10,P202-11 AND P202-12;ZIRCONIUM OXIDE-YTTRIUM OXIDE COMPOSITE.PRODUCES HARD,DENSE COATINGS WITH GOOD CHEMICAL STABILITY AND THERMAL STABILITY UP TO 3000DEG (F).COATINGS RESIST THERMAL SHOCK AND PARTICLE EROSION IN HIGH TEMPREATURES.COATINGS ARE RECOMMENDED AS A THERMAL BARRIER IN ROCKET AND JET ENGINES AND FOR RESISTANCE TO EROSION IN TEMPREATURES ABOVE 1550DEG (F).CERTIFABLE TO SPEC PWA36087, GE A50TF204 CLASS A,AVCO 3966 TYPOL,MSRR 9507/37,GARRETT TURBINE EMS 52432 CLASS XXII, AND PWA (CANADA) CPW 388