| Item Name | Valve Gate |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-640-6570 (006406570) |
| NCB Code | USA (00) |
| Manufacturer | Lunkenheimer Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAMW | FLANGE DIAMETER | 12.500 INCHES |
| ADSR | BONNET TYPE | OUTSIDE SCREW-YOKE |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| AECS | BOLT HOLE QUANTITY | 8 |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AWLS | CONNECTION TYPE | FLANGE, ROUND W/HOLES |
| CBBL | FEATURES PROVIDED | BONNET PACKING |
| CQCJ | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 250.0 POUNDS PER SQUARE INCH STEAM |
| CRKP | STEM TYPE | RISING |
| CWCF | FACE TO FACE DISTANCE | 15.875 INCHES |
| CWDF | FLANGE FACE DESIGN | PLAIN |
| FEAT | SPECIAL FEATURES | 1.625 IN. THK;0.875 IN. BOLT HOLE DIA;10.625 IN. BOLT CIRCLE DIA;6 IN. NOM PIPE SIZE ACCOMMODATED |
| MATT | III MATERIAL | COPPER ALLOY DISK |
| MATT | III MATERIAL | COPPER ALLOY SEAT |
| MATT | III MATERIAL | COPPER ALLOY STEM |
| MATT | III MATERIAL | IRON CAST BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216-61T,CL A AND B ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Relevant Components for NSN - 4820-00-640-6570, 4820006406570 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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