The Valve,globe, cataloged under National Stock Number 4820-00-808-3531, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Fisher Scientific Worldwide. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-808-3531 |
| Primary Part Number | 6251C |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Fisher Scientific Worldwide |
| Status | CANCELLED |
| Nominal Thread Size | 0.437 INCHES ALL ENDS IN |
| Media for Which Designed | REFRIGERANT 12 SINGLE RESPONSE |
| Bonnet Attachment Method | THREADED |
| Maximum Operating Temp | 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | COPPER ALLOY SEAT |
| Style Designator | STRAIGHT THRU |
| Thread Series Designator | UNF ALL ENDS |
| Valve Operation Method | MANUAL |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Mounting Facility | LUG(S) |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Flow Control Device | PISTON |
| Material | COPPER ALLOY BODY |
| Thread Class | 3A ALL ENDS A |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Operating Pressure | 265.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Furnished Items and Quantity | 1 CAP AND 1 CHAIN |
| Material | STEEL CORROSION RESISTING STEM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8497-63-2 | Cecom Lr Center (USA) |
| 14149-2 | Mueller Brass Co. (USA) |
| 6251C PRIMARY | Fisher Scientific Worldwide (USA) |
| 26743 | Triumph Thermal Systems - Maryland, Inc. (USA) |
| 8497-63-2 | Chief of Engineers Dept of Army (USA) |
| 13211E0226 | Keco Industries, Inc. (USA) |
| D8497-63-2 | Keco Industries, Inc. (USA) |
| 50031560 | Bureau De Gestion Otan Hawk (FRA) |
| 745306B | Air-a-Plane Corp (USA) |
| D8497-63-2 | Chief of Engineers Dept of Army (USA) |
| D561 | Henry Technologies, Inc. (USA) |
| 8497-63-2 | Firemaster Corp |
| B32671 | Mueller Brass Co. (USA) |
NSN 4820-00-808-3531 is a Valve,globe, manufactured by Fisher Scientific Worldwide, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-808-3531 has 13 cross-referenced part numbers: 8497-63-2 (Cecom Lr Center), 14149-2 (Mueller Brass Co.), 6251C (Fisher Scientific Worldwide), 26743 (Triumph Thermal Systems - Maryland, Inc.), 8497-63-2 (Chief of Engineers Dept of Army) and 8 more.
There are 6 known substitutes for 4820-00-808-3531: 5420-00-355-6928, 5420-00-355-6929, 5342-00-394-8467 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6251C: Nominal Thread Size: 0.437 INCHES ALL ENDS IN; Media for Which Designed: REFRIGERANT 12 SINGLE RESPONSE; Bonnet Attachment Method: THREADED; Maximum Operating Temp: 300.0 FAHRENHEIT SINGLE RESPONSE DEGF. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-808-3531 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.