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National Stock Number:
3680-00-245-0283
Federal Supply Class:
3680
National Item Identification Number:
002450283
Description:
FACING POWDER,BITUMINOUS,FOUNDRY
Detail:
A FINELY-GROUND BITUMINOUS COAL PRIMARILY USED TO MIX WITH FOUNDRY SAND FOR PRODUCING SMOOTH SURFACES ON CASTINGS.
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Manufacturer Information:
| MIL-F-20216 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| GENERAL CHARACTERISTICS ITEM DESCRIPTION | SCREEN SIZE USS TESTING SIEVE 200,50 PCT OF MATERIAL PASSING; 45 PCT ASH CONTENT; 50 PCT FIXED CARBON CONTENT MIN; 5 PCT VOLATILE MATTER CONTENT MAX; PKG 100 LB PER BG | | NONDEFINITIVE SPEC/STD DATA | A GRADE | | NONDEFINITIVE SPEC/STD DATA | I TYPE |
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