The Strainer,sediment, cataloged under National Stock Number 4730-01-147-5581, 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 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-147-5581 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Filtering Media Design | MESH ALL FILTERING MEDIA RESPONSES |
| Distance From Bottom of Body to Center of Inlet | 5.380 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.500 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 5.560 INCHES NOMINAL IN |
| Body Height | 8.880 INCHES NOMINAL IN |
| Mesh Size | 60.0 |
| First Intake Connection Type | RECESSED FLANGE LINE |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/BOLTED COVER |
| Material Document and Classification | QQ-C-390 FED SPEC 1ST MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE FILTERING MEDIUM |
| Operating Pressure | 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 9.500 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | ANY ACCEPTABLE |
| Material | NICKEL ALLOY FILTERING MEDIUM |
| Material | COPPER ALLOY 922 BODY |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | RECESSED |
| First Intake Flange Recess Diameter | 2.230 INCHES NOMINAL IN |
| Wire Diameter | 0.007 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2621-713-01 | D/9 Drawing number reference only U.S. Government activity |
| 2621-713-01 ASSY 183 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-147-5581 is a Strainer,sediment, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-147-5581: Filtering Media Design: MESH ALL FILTERING MEDIA RESPONSES; Distance From Bottom of Body to Center of Inlet: 5.380 INCHES NOMINAL IN; First Intake Flange Thickness: 0.500 INCHES NOMINAL IN; First Intake Flange Outside Diameter: 5.560 INCHES NOMINAL IN. 21 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.