The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-133-7132, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hatz Diesel of America Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-133-7132 |
| Primary Part Number | 00890400 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hatz Diesel of America Inc |
| Status | ACTIVE |
| Width Across Flats | 0.672 INCHES NOMINAL IN |
| Strainer Type and Quantity | 1 SCREEN |
| Design Type | STRAIGHT |
| Thread Series | UNS SECOND CONNECTION |
| End Connection Type | ANY ACCEPTABLE FIRST CONNECTION |
| End Connection Type | THREADED MALE SECOND CONNECTION |
| Valve Size | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND SECOND CONNECTION |
| Thread Size Designator | 15/32-18 SECOND CONNECTION |
| Thread Class | 2A SECOND CONNECTION A |
| Material | STEEL BODY |
| Material | STEEL SCREENING |
| Orifice Diameter | 0.027 INCHES NOMINAL IN |
| End Connection Similarity | NOT IDENTICAL |
| 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 |
|---|---|
| 00890400 | Hatz Diesel of America Inc (USA) |
| Reference | Meaning |
|---|---|
| 83368 | 3/9 Design control — primary reference Davey Compressor Co Div of Keco Industries Inc |
| 83368 | C/1 Advisory reference — outside the item-of-supply concept Drs Environmental Systems Inc |
NSN 4730-01-133-7132 is a Restrictor Unit,fluid Flow, manufactured by Hatz Diesel of America Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-133-7132 has 1 manufacturer part number on file: 00890400 (Hatz Diesel of America Inc).
Key specifications for 00890400: Width Across Flats: 0.672 INCHES NOMINAL IN; Strainer Type and Quantity: 1 SCREEN; Design Type: STRAIGHT; Thread Series: UNS SECOND CONNECTION. 14 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.