The Valve,check, cataloged under National Stock Number 4820-01-308-4672, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-308-4672 |
| Primary Part Number | AV24B1427 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE SOURCE CONTROL DWR NO. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 70307-82806-102 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| AV24B1427 | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
| 83810-105 | Pti Technologies Inc. (USA) |
| 83810-105 | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| 83810-105 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 83810-105 | Integrated Procurement Technologies (USA) |
NSN 4820-01-308-4672 is a Valve,check, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-308-4672 has 6 manufacturer part numbers on file: 70307-82806-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), AV24B1427 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), 83810-105 (Pti Technologies Inc.), 83810-105 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 83810-105 (Eaton Aerospace, Llc Dba Jackson South) and 1 more.
Key specifications for AV24B1427: End Item Identification: SH-60F AIRCRAFT; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE SOURCE CONTROL DWR NO.. 1 specification is 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.