The Valve,check, cataloged under National Stock Number 4820-01-067-7532, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-067-7532 |
| Primary Part Number | 800266 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Flow Control Device | POPPET |
| Thread Series Designator | NPT ALL ENDS |
| Material | COPPER ALLOY OVERALL |
| Media for Which Designed | GAS, INERT SINGLE RESPONSE |
| Style Designator | STRAIGHT THRU |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 800266 PRIMARY | Kidde-Fenwal, Llc (USA) |
NSN 4820-01-067-7532 is a Valve,check, manufactured by Kidde-Fenwal, Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-067-7532 has 1 cross-referenced part number: 800266 (Kidde-Fenwal, Llc).
There are 3 known substitutes for 4820-01-067-7532: 5930-00-237-1160, 5325-00-248-7030, 5340-01-297-8407. Verify interchangeability with system specifications before substitution.
Key specifications for 800266: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Disk Loading Method: SPRING; Valve Operation Method: AUTOMATIC; Mounting Position: HORIZONTAL OR VERTICAL. 13 total characteristics are documented in the Federal Logistics Information System.