The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-689-3068, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-689-3068 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Strainer Type and Quantity | 1 SCREEN |
| Valve Size | 1.0 INCHES IN |
| Material | STEEL COMP 304 BODY |
| Material | STEEL CORROSION RESISTING FILTER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MS18301-13AND-17STYLEB | 2/2 Government specification standardization U.S. Government activity |
| MS18301 | 4/1 Identification reference U.S. Government activity |
NSN 4730-01-689-3068 is a Restrictor Unit,fluid Flow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-689-3068: Strainer Type and Quantity: 1 SCREEN; Valve Size: 1.0 INCHES IN; Part Name Assigned by Controlling Agency: HIGH PRESSURE ORIFICE PLATE AND STRAINER; Material: STEEL COMP 304 BODY. 4 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.