The Valve,vacuum Breaking, cataloged under National Stock Number 4820-01-148-9398, 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 12 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-148-9398 |
| Primary Part Number | N36-3/4IN. |
| Item Name | Valve,vacuum Breaking |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Body Style | SINGLE CONNECTION, STRAIGHT FLOW |
| Material | SILICON FLOW CONTROL DEVICE |
| Material | COPPER ALLOY BODY |
| First End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Temp Rating | 250.0 FAHRENHEIT DEGF |
| First End Connection Type | THREADED EXTERNAL PIPE |
| First End Style Designator | PLAIN |
| End Connection Quantity | 1 |
| Temp Adjustability | NOT ADJUSTABLE |
| Media for Which Designed | WATER, FRESH |
| Flow Control Device | DISK, FLAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 36A-3/4IN | Watts Regulator Company (USA) |
| 36A-20CFM | Watts Regulator Company (USA) |
| N36-3/4IN. PRIMARY | Watts Regulator Company (USA) |
NSN 4820-01-148-9398 is a Valve,vacuum Breaking, manufactured by Watts Regulator Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-148-9398 has 3 cross-referenced part numbers: 36A-3/4IN (Watts Regulator Company), 36A-20CFM (Watts Regulator Company), N36-3/4IN. (Watts Regulator Company).
There is 1 known substitute for 4820-01-148-9398: 4820-01-025-7600. Verify interchangeability with system specifications before substitution.
Key specifications for N36-3/4IN.: First End Thread Direction: RIGHT-HAND; Body Style: SINGLE CONNECTION, STRAIGHT FLOW; Material: SILICON FLOW CONTROL DEVICE; Material: COPPER ALLOY BODY. 12 total characteristics are documented in the Federal Logistics Information System.