The Valve,flow Control, cataloged under National Stock Number 4820-00-243-9937, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Komatsu America Corp.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-243-9937 |
| Primary Part Number | 922845C91 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE |
| End Connection Quantity | 3 |
| Nominal Thread Size | 0.250 INCHES IN |
| Body Material | ZINC ALLOY |
| Seat Material | RUBBER SYNTHETIC |
| Thread Series Designator | NPT |
| 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 |
|---|---|
| 922845C91 PRIMARY | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 186634H1 | 5/9 Secondary reference Komatsu American Intl Co |
| 922845C91 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 4820-00-243-9937 is a Valve,flow Control, manufactured by Komatsu America Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-243-9937 has 1 manufacturer part number on file: 922845C91 (Komatsu America Corp.).
Key specifications for 922845C91: Connection Type: THREADED INTERNAL PIPE; End Connection Quantity: 3; Nominal Thread Size: 0.250 INCHES IN; Body Material: ZINC ALLOY. 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.