| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-288-7284 (002887284) |
| NCB Code | USA (00) |
| Manufacturer | Pentair Valves And Controls, Anderson Greenwood Lp, Westinghouse Electric Corp, Northrop Grumman Systems Corporation, General Electric Company |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 20138A51SS | pentair valves and controls | valve safety relief | 15187 | RFQ |
| 20138A51SS | anderson greenwood lp | valve safety relief | 01343 | RFQ |
| 39J921PC15 | westinghouse electric corp | valve safety relief | 79500 | RFQ |
| 39J921PC15 | northrop grumman systems corporation | valve safety relief | 90099 | RFQ |
| 39J921PC1T014 | westinghouse electric corp | valve safety relief | 79500 | RFQ |
| 39J921PC1T014 | northrop grumman systems corporation | valve safety relief | 90099 | RFQ |
| A6600 | pentair valves and controls | valve safety relief | 15187 | RFQ |
| A6600 | anderson greenwood lp | valve safety relief | 01343 | RFQ |
| T5599158PC15 | general electric company | valve safety relief | 24446 | RFQ |
| W6680762PC15 | general electric company | valve safety relief | 24446 | RFQ |
| W8453359PC15 | general electric company | valve safety relief | 24446 | RFQ |
| W8453359PC1T014 | general electric company | valve safety relief | 24446 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 4 ALL ENDS |
| AEHZ | MAXIMUM OPERATING TEMP | 500.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CCFG | VALVE SIZE | 0.500 INCHES |
| CQCY | ADJUSTABLE PRESSURE RANGE | 5.0 TO 9.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 275.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.250 INCHES ALL ENDS |
| CWCK | NOMINAL THICKNESS | 0.562 INCHES ALL ENDS |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.500 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES ALL ENDS |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS |
| CWDL | RAISED FACE NOMINAL DIAMETER | 2.500 INCHES ALL ENDS |
| MATT | MATERIAL | STEEL BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| Components Related to NSN - 4820-00-288-7284, 4820002887284 | ||||
| 4820-00-287-3034 (4820002873034) | 4820-01-271-7886 (4820012717886) | 4820-01-714-5468 (4820017145468) | 4810-00-936-0709 (4810009360709) | |
| 4820-01-190-3734 (4820011903734) | 4820-01-482-1507 (4820014821507) | 4820-00-145-2608 (4820001452608) | 4820-01-438-4316 (4820014384316) | |
| 4820-00-035-7597 (4820000357597) | 4820-00-417-3438 (4820004173438) | 4820-01-027-8834 (4820010278834) | 4820-01-301-8497 (4820013018497) | |
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