The Valve,safety Relief, cataloged under National Stock Number 4820-01-328-1329, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, 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 | 4820-01-328-1329 |
| Primary Part Number | WJL-10-1900 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Material | STEEL BODY |
| Nominal Thread Size | 0.875 INCHES ALL ENDS IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40503 | Volvo Motor Graders Ltd (CAN) |
| WJL-10-1900 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| WJL-10-NJ-1900 | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| WJL-10-NJ-1900 | Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA) |
NSN 4820-01-328-1329 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-328-1329 has 4 cross-referenced part numbers: 40503 (Volvo Motor Graders Ltd), WJL-10-1900 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), WJL-10-NJ-1900 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), WJL-10-NJ-1900 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division).
There are 10 known substitutes for 4820-01-328-1329: 5315-00-104-5231, 1680-00-608-3114, 2915-00-874-7576 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for WJL-10-1900: Flow Control Device: POPPET; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material: STEEL BODY. 7 total characteristics are documented in the Federal Logistics Information System.