The Valve,safety Relief, cataloged under National Stock Number 4820-00-287-2199, 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 Pump Division. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-287-2199 |
| Primary Part Number | 17801 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | ACTIVE |
| Material | STEEL STEM |
| Flow Control Device | BALL |
| Material | STEEL SEAT |
| Thread Direction | RIGHT-HAND FIRST END |
| Material | STEEL CORROSION RESISTING AND CHROMIUM FLOW CONTROL DEVICE |
| Material | COPPER ALLOY BODY |
| Style Designator | CROSS |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Thread Series Designator | NPT FIRST END |
| Nondefinitive Spec/std Data | 1/4 SIZE |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Connection Style | PLAIN (PIPE) FIRST END |
| Bonnet Type | INSIDE SPRING |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Disk Loading Method | SPRING |
| Opening Pressure Setting | 185.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Attachment Method | THREADED |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 17801 | Leroi International Inc Dba Compair Leroi (USA) |
| FIG112C | F.c.kingston Co. Dba Storm Manufacturing (USA) |
| 17801 | Compair Kellogg Div of Robertshaw Controls Co (USA) |
| 17801 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| 112CSS-2-185 PRIMARY | F.c.kingston Co. Dba Storm Manufacturing (USA) |
| 420004 | Malabar (USA) |
| 112C | F.c.kingston Co. Dba Storm Manufacturing (USA) |
| 420-004 | Malabar (USA) |
NSN 4820-00-287-2199 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-287-2199 has 8 cross-referenced part numbers: 17801 (Leroi International Inc Dba Compair Leroi), FIG112C (F.c.kingston Co. Dba Storm Manufacturing), 17801 (Compair Kellogg Div of Robertshaw Controls Co), 17801 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 112CSS-2-185 (F.c.kingston Co. Dba Storm Manufacturing) and 3 more.
There are 12 known substitutes for 4820-00-287-2199: 5310-00-205-9269, 3455-00-243-2497, 5340-00-276-5835 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 17801: Material: STEEL STEM; Flow Control Device: BALL; Material: STEEL SEAT; Thread Direction: RIGHT-HAND FIRST END. 20 total characteristics are documented in the Federal Logistics Information System.