The Valve,check, cataloged under National Stock Number 4820-01-150-3586, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tyco Fire Products Lp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-150-3586 |
| Primary Part Number | 55028 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Tyco Fire Products Lp |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Nominal Thread Size | 1.875 INCHES ALL ENDS IN |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Style | FLARE (TUBE) ALL ENDS |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Flow Control Device | DISK |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 2B ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES ALL ENDS IN |
| Media for Which Designed | GAS, INERT SINGLE RESPONSE |
| Thread Series Designator | UN ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-150-3586 is a Valve,check, manufactured by Tyco Fire Products Lp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-150-3586 has 3 cross-referenced part numbers: AGF0228 (Tyco Fire Products Lp), AGF0228 (Wormald Technology), 55028 (Tyco Fire Products Lp).
There are 7 known substitutes for 4820-01-150-3586: 4730-00-289-2357, 6615-00-983-1031, 5133-01-045-4943 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55028: Material: STEEL OVERALL; Nominal Thread Size: 1.875 INCHES ALL ENDS IN; Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Connection Style: FLARE (TUBE) ALL ENDS. 16 total characteristics are documented in the Federal Logistics Information System.