|
|
|
National Stock Number:
3439-01-382-1289
Federal Supply Class:
3439
National Item Identification Number:
013821289
Description:
WELDING POWDER,METALLIC OVERLAY
Detail:
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.
|
Manufacturer Information:
| 308NS | 01FK3 | OERLIKON METCO US INC | | 308NS | 39918 | METCO INC SUB OF THE PERKIN-ELMER CORP | | POWCVC | 13873 | DLA AVIATION |
|
Techincal Specification:
| CONTENT WITHIN EACH UNIT PACKAGE | 5 LB | | CRITICALITY CODE JUSTIFICATION | FEAT | | ENVIRONMENTAL PROTECTION | CORROSION RESISTANT | | MATERIAL | GRAPHITE AND NICKEL BASIC | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY SPECIAL FEATURES | | SPECIAL FEATURES | NICKEL GRAPHIT CERMET POWDERS FOR PRODUCING ABRADABLE COATINGS IN MACHINE ELEMENT CLEARANCE CONTROL APPLICATIONS, PARTICULARLY IN THE COMPRESSOR SECTIONS OF AIRCRAFT JET ENGINES; CAN BE USED IN SERVICE TEMPERATURES OF 900 DEGREES F MAXIMUM; METCO 308NS, 308NS-1 AND 308NS-3 ARE CHEMICALLY IDENTICAL AND BOTH FALL WITHIN THE TYPICAL SIZE RANGE; DIFFERENCE BETWEEN THEM IS IN THE DISTRIBUTION OF PARTICLE SIZES WITHIN THE RANGE; CAN BE SPRAYED WITH METCO TYPE 5P, 6P, OR 6P-II THERMOSPRAY GUN; TYPE 6P OR TYP 6P-II SHOULD BE USED TO ASSURE A CONSISTENTLY HIGH LEVEL OF COATING QUALITY; UNIT OF ISSUE IS CONTAINER; CERTIFICATION: PWA1352-2; FB5045, TYPE XI, REV AB |
|
|