Maintenance Parts Pro is pleased to offer procurement options for Naval Air Development Center part number TE20521, a Valve Safety Relief product we carry that is listed with the NSN 4820-01-178-2939 for seamless identification. As this item is available for purchase today, be sure to fill out and submit the Request for Quote (RFQ) form on this page if you are interested in obtaining pricing information. All that we ask is that you share details like your budget, desired quantity, and expected fulfillment speed so that we can respond with the most fitting solutions for your comparisons.
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Alongside streamlined quotation processes, we aim to support our customers by providing as much relevant listing information and data with product offerings as possible. For example, part number TE20521 specifically traces back to Naval Air Development Center through CAGE Code 80206, as well as belongs to the FSC [FSC] as per its NSN of 4820-01-178-2939. Referencing such details, you can locate and procure exact specifications with ease. With our various practices in mind, do not hesitate to request a quote on part number TE20521 using our provided form.
| 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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