Thank you for taking an interest in our selection of 4820-00-283-1181 parts here on Boost AOG. You are currently on the RFQ form for part number 4R121-123, a Allen Aircraft Products Inc product listed with the Valve Restrictor Check If part number 4R121-123 catches your eye, be sure to use our online RFQ service to request quotes, with customized responses provided within 15 minutes of us receiving and reviewing a completed submission.
Note : We Will Not Share Your Information To Any Third Parties.
To ensure the quality of our NSN components, we adhere to a strict NO CHINA SOURCING pledge, meaning every purchased item will be delivered alongside any pertinent qualifying certifications or manufacturing trace documentation for your benefit. Paired with numerous other commitments, we proudly operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. If you happen to be facing a time constraint and require NSN parts quickly, contact us at your earliest convenience, and we will discuss the expedited shipping options we have available for domestic and international customers alike. With our various dedications in mind, kick off procurement for Allen Aircraft Products Inc part number 4R121-123 and other Valve Restrictor Check products today.
| 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 |
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
