The Valve,check, cataloged under National Stock Number 4820-01-313-5389, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-313-5389 |
| Primary Part Number | 560Y 2 1/2IN |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Maximum Operating Temp | 550.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flow Control Device | DISK |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 2.500 INCHES ALL ENDS IN |
| Material | COPPER ALLOY BODY |
| Thread Series Designator | NPT ALL ENDS |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Media for Which Designed | WATER-OIL-GAS FIRST RESPONSE |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | AUTOMATIC |
| Mounting Position | HORIZONTAL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 17266-D FIG NO.560Y (T.E.) | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| 560Y 2 1/2IN PRIMARY | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| 17266 | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
NSN 4820-01-313-5389 is a Valve,check, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-313-5389 has 3 cross-referenced part numbers: 17266-D FIG NO.560Y (T.E.) (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 560Y 2 1/2IN (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 17266 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
There are 6 known substitutes for 4820-01-313-5389: 4820-00-850-3026, 6625-01-303-4632, 4820-01-313-5463 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 560Y 2 1/2IN: Thread Direction: RIGHT-HAND ALL ENDS; Maximum Operating Temp: 550.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flow Control Device: DISK; Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 16 total characteristics are documented in the Federal Logistics Information System.