To receive competitive purchasing options on part number TE20521 by Naval Air Development Center, look no further than NSN Direct. For your reference, this item has the NSN 4820-01-178-2939 and is listed with the description “Valve Safety Relief.” If this matches your needs, we encourage you to fill out the partially-completed quote request form on this page to kick off procurement. By providing comprehensive information about your requirements, such as your desired quantity, pricing, and fulfillment speed, our experts can formulate the most fitting solutions for you. We want to ensure that this process is quick and effortless, so we routinely respond to requests within 15 minutes of receiving and reviewing them.
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In addition to our streamlined quotation service, we also aim to make the process of finding products simple. As such, if you require other Naval Air Development Center parts produced under the CAGE Code 80206, you can peruse our manufacturer or CAGE Code catalogs, or use our search engine and filters. Furthermore, if you want to locate items similar to part number TE20521, you can glean from the first four digits of its NSN 4820-01-178-2939 that it belongs to the FSC 4820 Valves Nonpowered. This being said, do not hesitate to request quotes on part number TE20521 and any other NSN parts that we feature to experience unrivaled procurement.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-178-2939 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 011782939 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| TE20521 | 2 | 9 | D |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSY | VALVE DISCHARGE FLOW RATE | 1.0 GALLONS PER MINUTE |
| AEHZ | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | FLARELESS (TUBE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| CMLP | THREAD QUANTITY PER INCH | 18 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 20 2ND END |
| CQGM | MAXIMUM OPERATING PRESSURE | 140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END |
| CQRB | SEAT ANGLE | 12.0 DEGREES ALL ENDS |
| CSDC | OPENING PRESSURE SETTING | 120.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MEDA | MEDIA FOR WHICH DESIGNED | OIL,HYDRAULIC SINGLE RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
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