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Quality guaranteed We sell only warrantied and traceable partsPurchasing Sphere, owned and operated by ASAP Semiconductor, is an all-inclusive purchasing platform for hard-to-find and in-demand parts SD121 and components pertaining to the civil aviation, defense, aerospace, industrial, and electronic markets. An NSN is a 13-digit numeric code that serves to identify 'standardized material items of supply' as they have been recognized by all NATO countries and the United States Department of Defense. As such, we have an inventory of more than two billion new and obsolete parts, among which is a vast and diverse array of SD121 parts and much more. This includes items such as Valve Safety Relief SD121 from manufacturer Kunkle Industries Inc and many more, all of which are available with short lead times and competitive prices. For NSN parts, you won’t find a more inclusive source than Purchasing Sphere.
Our website offers a number of parametric search capabilities, one of which allows you to search specifically for SD121 parts. This means you can quickly sort through National Stock Numbers such as 4820011988610 and find parts from quality manufacturers like Kunkle Industries Inc and many others. To begin the purchasing process immediately, submit an RFQ today. Our team of dedicated account managers is standing by and will respond to all inquiries in 15 minutes or less.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-198-8610 Item Description: Valve Safety Relief | 4820 | 011988610 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| Sd121 | 2 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES 1ST END |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 6.125 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 6.625 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES 2ND END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 2ND END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 1.688 INCHES 2ND END |
| MATT | MATERIAL | STEEL BODY |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| AECS | BOLT HOLE QUANTITY | 8 ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CCFG | VALVE SIZE | 3.000 INCHES |
| CQCY | ADJUSTABLE PRESSURE RANGE | +160.0/+186.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 8.250 INCHES 1ST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 0.938 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 1.125 INCHES 1ST END |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 6.375 INCHES |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 2ND END |
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