The Valve,check, cataloged under National Stock Number 4820-00-508-5969, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-508-5969 |
| Primary Part Number | 458-8D27-6 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | CANCELLED |
| Valve Operation Method | AUTOMATIC |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Series Designator | UNF ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Flow Control Device | CONE |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Disk Loading Method | SPRING |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 458-8D27-6 | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| 12-347-5 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
| 12-347-5 | Federal Industries, Inc. Dba United Valve Company (USA) |
| 458-8SS27-6 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
| 12-347-5 | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| BC6249-8 | Parker Hannifin Corporation Dba Quick Coupling Div Div Quick Coupling Division Bruning Operation (USA) |
| 240-6287304 | The Boeing Company Div Legacy Am&m (USA) |
| 12-347-5 | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 1116-578869 | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| MIL-V-5524 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 4CV689 | Saf Industries Llc Dba Saf Industries Llc Div Garkenyon (USA) |
| AN6249-8 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| K1249-8 | Essex Industries, Inc. Dba Essex Industries (USA) |
| 9026467 | Us Army Aviation and Missile Command (USA) |
| 1008 | Tactair Fluid Controls Inc Phoenix Controls Div (USA) |
| 1116-578869 | Parker Hannifin Corporation Div Aerospace Group Headquarters (USA) |
NSN 4820-00-508-5969 is a Valve,check, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-508-5969 has 16 cross-referenced part numbers: 458-8D27-6 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 12-347-5 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 12-347-5 (Federal Industries, Inc. Dba United Valve Company), 458-8SS27-6 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 12-347-5 (Parker-Hannifin Corporation Dba Pneutronics) and 11 more.
There are 4 known substitutes for 4820-00-508-5969: 5310-00-012-3475, 5930-00-333-8045, 4820-00-720-4485 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 458-8D27-6: Valve Operation Method: AUTOMATIC; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Thread Series Designator: UNF ALL ENDS; Style Designator: STRAIGHT THRU. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-508-5969 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.