The Valve,check, cataloged under National Stock Number 4820-01-225-8254, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Control Devices, Incorporated. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-225-8254 |
| Primary Part Number | P7510-0DA |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Control Devices, Incorporated |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | COPPER ALLOY 360 BODY |
| 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 |
|---|---|
| P7510-0DA PRIMARY | Control Devices, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| P7510S | 5/9 Secondary reference Control Devices, Incorporated |
| P7510 | 5/9 Secondary reference Control Devices, Incorporated |
| 88-574 | 5/9 Secondary reference C&h Distributors, Llc |
NSN 4820-01-225-8254 is a Valve,check, manufactured by Control Devices, Incorporated, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-225-8254 has 1 manufacturer part number on file: P7510-0DA (Control Devices, Incorporated).
2 possible matches (shared part number, not a government interchangeability claim): 4710-01-286-3449, 5306-01-581-1052. Verify interchangeability with system specifications before substitution.
Key specifications for P7510-0DA: Style Designator: STRAIGHT THRU; Media for Which Designed: AIR SINGLE RESPONSE; End Item Identification: 4310-01-198-9365; Material: COPPER ALLOY 360 BODY. 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.