The Valve,vacuum Breaking, cataloged under National Stock Number 4820-01-425-1066, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Watts Regulator Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-425-1066 |
| Primary Part Number | LFN36-1/2" |
| Item Name | Valve,vacuum Breaking |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| First End Style Designator | PLAIN |
| Media for Which Designed | WATER, FRESH |
| Material | COPPER ALLOY BODY |
| Absolute Pressure Setting | 0.2 |
| Flow Control Device | DISK, CIRCULAR |
| Temp Adjustability | NOT ADJUSTABLE |
| First End Nominal Pipe Size Accommodated | 0.500 INCHES IN |
| First End Thread Series Designator | NPT |
| Temp Rating | 250.0 FAHRENHEIT DEGF |
| Body Style | SINGLE CONNECTION, STRAIGHT FLOW |
| First End Nominal Thread Size | 0.500 INCHES IN |
| End Connection Quantity | 1 |
| First End Connection Type | THREADED EXTERNAL PIPE |
| First End Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1013113 | Tld Ace Corp Div Tld Ace (USA) |
| 0556030 | Watts Regulator Company (USA) |
| N36 | Watts Regulator Company (USA) |
| LFN36-1/2" PRIMARY | Watts Regulator Company (USA) |
NSN 4820-01-425-1066 is a Valve,vacuum Breaking, manufactured by Watts Regulator Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-425-1066 has 4 cross-referenced part numbers: 1013113 (Tld Ace Corp Div Tld Ace), 0556030 (Watts Regulator Company), N36 (Watts Regulator Company), LFN36-1/2" (Watts Regulator Company).
There are 5 known substitutes for 4820-01-425-1066: 8415-00-009-1900, 4710-00-039-5740, 5310-00-395-3298 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for LFN36-1/2": First End Style Designator: PLAIN; Media for Which Designed: WATER, FRESH; Material: COPPER ALLOY BODY; Absolute Pressure Setting: 0.2. 15 total characteristics are documented in the Federal Logistics Information System.