The Valve,check, cataloged under National Stock Number 4820-01-356-2632, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sterling Hydraulics Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-356-2632 |
| Primary Part Number | D2A60-5.0N |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sterling Hydraulics Inc |
| Status | ACTIVE |
| Connection Style | GASKET SEAL (BOSS) ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Operating Pressure | 3675.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Maximum Operating Temp | 120.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 2B ALL ENDS |
| Material | ALUMINUM BODY |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 2HK186 | Oshkosh Defense Llc (USA) |
| D2A60-5.0N PRIMARY | Sterling Hydraulics Inc (USA) |
| 926540 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 926540 | 5/9 Secondary reference Oshkosh Corp |
| 2HK186 | 5/9 Secondary reference Oshkosh Corp |
| D2A60-3-5-N | 5/9 Secondary reference Sterling Hydraulics Inc |
NSN 4820-01-356-2632 is a Valve,check, manufactured by Sterling Hydraulics Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-356-2632 has 3 manufacturer part numbers on file: 2HK186 (Oshkosh Defense Llc), D2A60-5.0N (Sterling Hydraulics Inc), 926540 (Oshkosh Defense Llc).
Key specifications for D2A60-5.0N: Connection Style: GASKET SEAL (BOSS) ALL ENDS; Connection Type: THREADED INTERNAL BOSS ALL ENDS; Operating Pressure: 3675.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Thread Direction: RIGHT-HAND ALL ENDS. 10 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.