| Item Name | Valve Gate |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-275-2178 (002752178) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSR | BONNET TYPE | OUTSIDE SCREW-YOKE |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| AECS | BOLT HOLE QUANTITY | 8 |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| CBBL | FEATURES PROVIDED | BONNET PACKING AND CLEANOUT POCKET |
| CCFG | VALVE SIZE | 3.500 INCHES |
| CRKP | STEM TYPE | RISING |
| CRWH | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 650.0 DEG FAHRENHEIT STEAM |
| CWCF | FACE TO FACE DISTANCE | 8.500 INCHES |
| MATT | MATERIAL | COBALT ALLOY DISK |
| MATT | MATERIAL | COBALT ALLOY SEAT |
| MATT | MATERIAL | COBALT ALLOY STEM |
| MATT | MATERIAL | STEEL BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-17131 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-17131 MIL SPEC SINGLE MATERIAL RESPONSE DISK |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | D COMPOSITION AND 150 PSI RATING |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY TRIM MATERIAL SR-1 SPEC/STD CONTROLLING DATA MFR CODE 81349 NONDEFINITIVE GOVT SPEC/STD REF MIL-V-18110 COMPOSITION D |
| Relevant Components for NSN - 4820-00-275-2178, 4820002752178 | ||||
| 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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