The Valve,check, cataloged under National Stock Number 4820-01-686-3917, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hy-Grade Valve, Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-686-3917 |
| Primary Part Number | T01-06G-10CMM-M |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hy-Grade Valve, Inc. |
| Status | ACTIVE |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Valve Size | 6.000 INCHES IN |
| Nominal Outside Diameter | 8.750 INCHES ALL ENDS IN |
| Material | STEEL COMP 316 BODY |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| T01-06G-10CMM-M PRIMARY | Hy-Grade Valve, Inc. (USA) |
| 524-8500030 REV B PC 6 | Naval Sea Systems Command (USA) |
NSN 4820-01-686-3917 is a Valve,check, manufactured by Hy-Grade Valve, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-686-3917 has 2 manufacturer part numbers on file: T01-06G-10CMM-M (Hy-Grade Valve, Inc.), 524-8500030 REV B PC 6 (Naval Sea Systems Command).
Key specifications for T01-06G-10CMM-M: Flange Face Design: RAISED STRAIGHT ALL ENDS; Valve Size: 6.000 INCHES IN; Nominal Outside Diameter: 8.750 INCHES ALL ENDS IN; Part Name Assigned by Controlling Agency: WAFER PATTERN CHECK VALVE. 5 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.