The Valve,restrictor Check, cataloged under National Stock Number 4820-00-813-7450, 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 17 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-813-7450 |
| Primary Part Number | LT-50-6 |
| Item Name | Valve,restrictor Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Style | PLAIN, OPTIONAL END (PIPE) FIRST END |
| Material | STEEL BODY |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Flow Control Device | POPPET |
| Thread Direction | RIGHT-HAND SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Thread Series Designator | NPT SECOND END |
| Mounting Position | HORIZONTAL |
| Thread Series Designator | NPT FIRST END |
| Style Designator | STRAIGHT THRU |
| Surface Treatment | CADMIUM |
| Connection Style | PLAIN (PIPE) SECOND END |
| Valve Operation Method | AUTOMATIC |
| Material | PLASTIC FLOW CONTROL DEVICE |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9136 | Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA) |
| 9136 | Allied Products Corp Loadcraft Div (USA) |
| LT-50-6 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| LT-50-6 | Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA) |
NSN 4820-00-813-7450 is a Valve,restrictor Check, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-813-7450 has 4 cross-referenced part numbers: 9136 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division), 9136 (Allied Products Corp Loadcraft Div), LT-50-6 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), LT-50-6 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division).
There are 8 known substitutes for 4820-00-813-7450: 5305-00-367-1463, 5340-00-375-2723, 5365-00-472-6194 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for LT-50-6: Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Style: PLAIN, OPTIONAL END (PIPE) FIRST END; Material: STEEL BODY; Thread Direction: RIGHT-HAND FIRST END. 17 total characteristics are documented in the Federal Logistics Information System.