The Valve,safety Relief, cataloged under National Stock Number 4820-01-351-2938, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-351-2938 |
| Primary Part Number | 5642 ITEM 22 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Howell Laboratories Inc Dba Howell Laboratories Inc |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Adjustable Pressure Range | +29.0 TO 57.0 POUNDS PER SQUARE INCH LBS |
| Flow Control Device | DISK |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5642 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| 5642 ITEM 22 PRIMARY | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| 5652-G505 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| 5652C-G505 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
NSN 4820-01-351-2938 is a Valve,safety Relief, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-351-2938 has 4 cross-referenced part numbers: 5642 (Howell Laboratories Inc Dba Howell Laboratories Inc), 5642 ITEM 22 (Howell Laboratories Inc Dba Howell Laboratories Inc), 5652-G505 (Howell Laboratories Inc Dba Howell Laboratories Inc), 5652C-G505 (Howell Laboratories Inc Dba Howell Laboratories Inc).
There are 10 known substitutes for 4820-01-351-2938: 4510-00-005-5021, 5960-00-230-5231, 5325-00-291-0721 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5642 ITEM 22: Valve Operation Method: AUTOMATIC; Adjustable Pressure Range: +29.0 TO 57.0 POUNDS PER SQUARE INCH LBS; Flow Control Device: DISK; Style Designator: STRAIGHT THRU. 4 total characteristics are documented in the Federal Logistics Information System.