You are currently exploring our in-stock options for part number 4R121-123 with the NSN 4820002831181. This product is listed with the description “Valve Restrictor Check” and is manufactured by Allen Aircraft Products Inc. If you are looking to purchase this part, we encourage you to complete and submit the RFQ form below with as much information as you can provide, such as your desired quantity, budget, shipping time frame, and more. Within 15 minutes of receiving and reviewing your submission, one of our experts will reach out with a quote that is tailored to your needs.
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We supply all relevant information alongside the listings on our website, that way you know you are always getting the exact item you require. For example, part number 4R121-123 is listed alongside the NSN 4820-00-283-1181 and belongs to the FSC 4820 Valves Nonpowered. Additionally, it is also under the CAGE Code 82829, which is assigned to Allen Aircraft Products Inc. At Aerospace Procurement, you can trust that each product in our inventory is up to industry standards, as we are committed to various quality assurance practices. For example, we uphold a strict NO CHINA SOURCING pledge to ensure that each part is shipped out alongside its manufacturer trace documentation and qualifying certifications. These practices and more allow us to operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. Get in contact with us today to see how we can make the procurement process for part number 4R121-123 seamless.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-283-1181 Item PartTypeName: VALVE,RESTRICTOR CHECK | 4820 | 002831181 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 4R121-123 | C | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END |
| AAJD | THREAD CLASS | 3A 2ND END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AHNC | CONNECTION STYLE | FLARELESS 1ST END |
| AHNC | CONNECTION STYLE | FLARELESS 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 2ND END |
| CMLP | THREAD QUANTITY PER INCH | 18 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 20 2ND END |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 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 1ST END |
| CQRB | SEAT ANGLE | 12.0 DEGREES 2ND END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 2ND END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |
| MEDA | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID,PHOSPHATE-ESTER BASE SINGLE RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | UNJF 1ST END |
| THSD | THREAD SERIES DESIGNATOR | UNJF 2ND END |
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