We've received your request for 2391237-2 (described as Valve Safety Relief), manufactured by Tavco Inc with CAGE code 99221. This part is registered under NSN 4820-00-464-4331, classified in FSG 48 Valves / FSC 4820 Valves Nonpowered. Our verification process will confirm traceability through supporting identifiers including NIIN 00-464-4331, NCB code 00 (origin: USA), and INC 05488. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your 2391237-2 requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
How to Begin the Quotation Process
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-464-4331 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 004644331 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 2391237-2 | 2 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | BALL |
| ADSR | BONNET TYPE | INSIDE SCREW |
| ADST | BONNET ATTACHMENT METHOD | THREADED |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 12.0 CUBIC FEET PER MINUTE |
| AEHZ | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END |
| CQGM | MAXIMUM OPERATING PRESSURE | 90.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 115.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SEAT |
| MATT | MATERIAL | STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7445 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | NITROGEN,GASEOUS 2ND RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
| End Use : 21180 | Industrial machines, other |
|---|---|
| Schedule B : 8481400000 (NAICS 332911) | Safety or relief valves |
| SITC : 74740 | Safety or relief valves |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| AAC | Z |
|---|---|
| Classification Control | U |
| MGMT_CTL | Sf9sx-n |
| Quantity per pack | 1 |
| Repariability | |
| Shelf Life | N/A |
| SOS | Sms |
| Unit of Measure | Ea |
| ACC: | B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LTL: | P - 77.5 |
| NMFC: | 127220 - Pressure reg/red/relief valves noi |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 594 - Pumps and parts, (machinery and parts),(less than 35 feet) |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Don’t forget That We offer 24/7 Service, Competitive Prices, and Fast Deliveries. We Hope You'll Make Us Your One-Stop Purchasing Solution!
Request for Quote