The Valve,vacuum Breaking, cataloged under National Stock Number 4820-01-379-0370, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haywardindl. Products, Inc.. Government technical data includes 2 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-379-0370 |
| Primary Part Number | FF-1-B |
| Item Name | Valve,vacuum Breaking |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Haywardindl. Products, Inc. |
| Status | ACTIVE |
| Material | COPPER ALLOY BODY |
| Body Style | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FF-1-B PRIMARY | Haywardindl. Products, Inc. (USA) |
NSN 4820-01-379-0370 is a Valve,vacuum Breaking, manufactured by Haywardindl. Products, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-379-0370 has 1 cross-referenced part number: FF-1-B (Haywardindl. Products, Inc.).
There is 1 known substitute for 4820-01-379-0370: 2910-00-875-9414. Verify interchangeability with system specifications before substitution.
Key specifications for FF-1-B: Material: COPPER ALLOY BODY; Body Style: TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS; Special Features: DIA. 0.750 IN. IN. 3 total characteristics are documented in the Federal Logistics Information System.