The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-159-8964, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rogerson Aircraft Equipment Group. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-159-8964 |
| Primary Part Number | 40700-3 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Rogerson Aircraft Equipment Group |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF |
| Face to Face Distance | 3.480 INCHES NOMINAL IN |
| First End Style Designator | GASKET SEAL |
| Surface Treatment | ANODIZE OUTSIDE |
| Material | STEEL CORROSION RESISTING STEM |
| Material Document and Classification | AMS 3650 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Body Style | TEE ANGLE |
| Outlet Pressure Setting | ERR-060 |
| Center to Center Distance | 1.000 INCHES NOMINAL IN |
| Second End Style Designator | FLARED |
| Filter | NOT INCLUDED |
| Media for Which Designed | AIR |
| Flow Control Device | BALL AND POPPET |
| Maximum Inlet Pressure Rating | ERR-060 |
| Second End Relationship with First End | NOT IDENTICAL |
| Material | PLASTIC SEAT |
| First Connection Face to Centerline Distance | 1.300 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Valve Loading Method | BELLOWS |
| First End Connection Type | THREADED INTERNAL TUBE |
| Second End Connection Type | THREADED EXTERNAL TUBE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-159-8964 is a Valve,regulating,fluid Pressure, manufactured by Rogerson Aircraft Equipment Group, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-159-8964 has 2 cross-referenced part numbers: 10124667 (Nimikkeistokeskus Ncb Finland), 40700-3 (Rogerson Aircraft Equipment Group).
There are 2 known substitutes for 4820-01-159-8964: 5950-00-042-6541, 6350-01-443-3800. Verify interchangeability with system specifications before substitution.
Key specifications for 40700-3: Temp Rating: -65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF; Face to Face Distance: 3.480 INCHES NOMINAL IN; First End Style Designator: GASKET SEAL; Surface Treatment: ANODIZE OUTSIDE. 21 total characteristics are documented in the Federal Logistics Information System.