The Valve,stop-Check, cataloged under National Stock Number 4820-01-440-4762, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crane Co Div Valve Div. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-440-4762 |
| Primary Part Number | J1025B2-040 |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 4.000 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | ASTM A216 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | STEEL 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 |
|---|---|
| J1025B2-040 PRIMARY | Crane Co Div Valve Div (USA) |
| J1025B2 4IN PRIMARY | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| J1025B2 4IN | C/1 Advisory reference — outside the item-of-supply concept Jenkins Bros |
| J102582 4IN | 5/9 Secondary reference Crane Co Div Valve Div |
NSN 4820-01-440-4762 is a Valve,stop-Check, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-440-4762 has 2 manufacturer part numbers on file: J1025B2-040 (Crane Co Div Valve Div), J1025B2 4IN (Crane Co Div Valve Div).
Key specifications for J1025B2-040: Nominal Pipe Size Accommodated: 4.000 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS; Material Document and Classification: ASTM A216 ASSN STD SINGLE MATERIAL RESPONSE BODY; Operating Pressure: 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 6 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.