The Valve,vacuum Breaking, cataloged under National Stock Number 4820-01-422-0868, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Itw Food Equipment Group Llc Dba Hobart Service. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-422-0868 |
| Primary Part Number | 277112 |
| Item Name | Valve,vacuum Breaking |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Itw Food Equipment Group Llc Dba Hobart Service |
| Status | ACTIVE |
| Body Style | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| End Connection Quantity | 2 |
| Surface Treatment | CHROMIUM OUTSIDE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 277112 PRIMARY | Itw Food Equipment Group Llc Dba Hobart Service (USA) |
NSN 4820-01-422-0868 is a Valve,vacuum Breaking, manufactured by Itw Food Equipment Group Llc Dba Hobart Service, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-422-0868 has 1 manufacturer part number on file: 277112 (Itw Food Equipment Group Llc Dba Hobart Service).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-651-3070. Verify interchangeability with system specifications before substitution.
Key specifications for 277112: Body Style: ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS; End Connection Quantity: 2; Special Features: VALVE SIZE 0.750 IN. IN; Surface Treatment: CHROMIUM OUTSIDE. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.