| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-219-6518 (012196518) |
| NCB Code | USA (01) |
| Manufacturer | Dresser Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1900K | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1905K1 | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1905KC-1 | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1905KC 165T187P | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1900K REV 4 AND B M 9000601 | dresser industries inc | valve safety relief | 16497 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 4 2ND END |
| AECS | BOLT HOLE QUANTITY | 8 1ST END |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CCFG | VALVE SIZE | 4.000 INCHES |
| CQGM | MAXIMUM OPERATING PRESSURE | 285.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.500 INCHES 2ND END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.750 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 0.938 INCHES 1ST END |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 6.375 INCHES |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 6.125 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 6.000 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| CWDL | RAISED FACE NOMINAL DIAMETER | 5.000 INCHES 2ND END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 6.188 INCHES 1ST END |
| MATT | MATERIAL | STEEL BODY |
| MATT | MATERIAL | STEEL CORROSION RESISTING STEM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASME SA216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 TYPE 416 COND A ASSN STD SINGLE MATERIAL RESPONSE STEM |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| Relevant Components for NSN - 4820-01-219-6518, 4820012196518 | ||||
| 4820-01-478-7250 (4820014787250) | 4820-01-157-2874 (4820011572874) | 4820-01-152-3022 (4820011523022) | 4820-00-622-4732 (4820006224732) | |
| 4820-01-521-9794 (4820015219794) | 4820-01-396-0684 (4820013960684) | 4820-01-450-7273 (4820014507273) | 4820-01-124-2752 (4820011242752) | |
| 4820-01-233-6840 (4820012336840) | 4820-00-495-7877 (4820004957877) | 4820-01-708-6366 (4820017086366) | 4820-00-220-3237 (4820002203237) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
Request for Quote
