The Valve,check, cataloged under National Stock Number 4820-01-174-9363, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-174-9363 |
| Primary Part Number | 175-XU 2 1-2IPS |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Material Document and Classification | ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material | STEEL 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 |
|---|---|
| 175-XU 2 1-2IPS PRIMARY | Crane Co Div Valve Div (USA) |
| FIGF09-2114C-02TY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| A-42560-B AND 175-XU 2.50IPS | 5/9 Secondary reference Crane Co Div Valve Div |
NSN 4820-01-174-9363 is a Valve,check, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-174-9363 has 2 manufacturer part numbers on file: 175-XU 2 1-2IPS (Crane Co Div Valve Div), FIGF09-2114C-02TY (Velan Valve Corp.).
Key specifications for 175-XU 2 1-2IPS: Flow Control Device: DISK; Material Document and Classification: ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material: STEEL BODY. 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.