The Valve,flow Control, cataloged under National Stock Number 4820-01-523-1968, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-523-1968 |
| Primary Part Number | 49358 REV D BUBB# 14 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| Flow Control Device | BALL |
| Maximum Operating Temp and Media for Which Designed | 300.0 FAHRENHEIT HYDRAULIC FLUID, MINERAL BASE DEGF |
| Operating Pressure and Type | 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS |
| End Connection Quantity | 2 |
| Valve Size | 0.750 INCHES IN |
| Body Material | STEEL |
| Seat Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 49358 REV D BUBB# 14 | Allied Systems Company Dba Allied Systems Co (USA) |
| 248007 | Allied Systems Company Dba Allied Systems Co (USA) |
| Reference | Meaning |
|---|---|
| 2262C-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-523-1968 is a Valve,flow Control, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-523-1968 has 2 manufacturer part numbers on file: 49358 REV D BUBB# 14 (Allied Systems Company Dba Allied Systems Co), 248007 (Allied Systems Company Dba Allied Systems Co).
Key specifications for 49358 REV D BUBB# 14: Flow Control Device: BALL; Maximum Operating Temp and Media for Which Designed: 300.0 FAHRENHEIT HYDRAULIC FLUID, MINERAL BASE DEGF; Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS; End Connection Quantity: 2. 8 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.