Thank you for considering Allen Aircraft Products Inc part number 4C203A3, a component we stock that is further identified by the NSN 4820-01-285-7428 and product description “Valve Check.” This item is currently available for purchase on our website today, and you can obtain a tailored quote at any time by completing the form on this page. To help us provide the best solution, please include critical details like your quantity requirements, target pricing, and delivery preferences within the submitted request. Once we receive your form, our team will promptly review provided information and respond with a quote that aligns with your needs.
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Alongside part number 4C203A3, we encourage you to explore other offerings we carry from Allen Aircraft Products Inc that have been produced under CAGE Code 82829, as well as similar products classified under FSC 4820 Valves Nonpowered that may suit your projects. We can help you obtain pricing on all items that you are interested in, securing the most optimal solution for you. We are also happy to discuss any requirements that you may have, presenting specialized options for many restrictions and needs alike. With our services in mind, please submit your request for part number 4C203A3 today and discover why Marine Defence Parts is a trusted partner for naval and defense procurement.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-285-7428 Item PartTypeName: VALVE,CHECK | 4820 | 012857428 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| C7553A3-4 | 5 | 2 | 7 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END |
| AAJD | THREAD CLASS | 3B 2ND END |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AEQJ | MINIMUM OPERATING TEMP | -70.0 DEG FAHRENHEIT |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CMLP | THREAD QUANTITY PER INCH | 20 ALL ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS |
| CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
| FEAT | SPECIAL FEATURES | FIFTH SURFACE TREATMENT: SILICONE,MINUS 480 DEG F TO PLUS 480 DEG F FOR AIR,C02,02,N2 APPLICATIONS |
| MATT | MATERIAL | ALUMINUM ALLOY BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3,ALLOY 2024,T4 FED SPEC 1ST MATERIAL RESPONSE BODY AND QQ-A-225/8,ALLOY 6061,T651 FED SPEC 2ND MATERIAL RESPONSE BODY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| SUPP | SUPPLEMENTARY FEATURES | APPL TO F-16D BLK40/60 |
| THSD | THREAD SERIES DESIGNATOR | UNJ ALL ENDS |
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.
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