The Valve,safety Relief, cataloged under National Stock Number 4820-01-083-4420, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Raytheon Technical Services Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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 | 4820-01-083-4420 |
| Primary Part Number | 638948 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Raytheon Technical Services Company |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 638948 | Raytheon Technical Services Company (USA) |
| FE1-PBAHS10S | Bosch Automation Technology (USA) |
| FE1-PBAHS10S | Rankin Automation Company, L.l.c. Dba Walter a. Rankin (USA) |
| 0E1PBAHS10S | Bosch Automation Technology (USA) |
| 638948 | Cae Usa Inc. (USA) |
NSN 4820-01-083-4420 is a Valve,safety Relief, manufactured by Raytheon Technical Services Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-083-4420 has 5 cross-referenced part numbers: 638948 (Raytheon Technical Services Company), FE1-PBAHS10S (Bosch Automation Technology), FE1-PBAHS10S (Rankin Automation Company, L.l.c. Dba Walter a. Rankin), 0E1PBAHS10S (Bosch Automation Technology), 638948 (Cae Usa Inc.).
There are 2 known substitutes for 4820-01-083-4420: 3433-00-355-6243, 5315-00-360-8164. Verify interchangeability with system specifications before substitution.
Key specifications for 638948: Valve Operation Method: AUTOMATIC. 1 total characteristics are documented in the Federal Logistics Information System.