The Strainer,sediment, cataloged under National Stock Number 4730-01-447-1820, 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 Haywardindl. Products, Inc.. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-447-1820 |
| Primary Part Number | ST051040AF41A |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Haywardindl. Products, Inc. |
| Status | ACTIVE |
| Filtering Media Design | MESH ALL FILTERING MEDIA RESPONSES |
| Mounting Hole Quantity | 4 |
| Distance From Bottom of Body to Center of Inlet | 13.250 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 3.000 INCHES MINIMUM AND 21.500 INCHES MAXIMUM IN |
| Body Width | 16.000 INCHES NOMINAL IN |
| Body Height | 30.000 INCHES NOMINAL IN |
| Mesh Size | 8.0 |
| First Intake Connection Type | PLAIN FACE FLANGE SIDE |
| Style Designator | TWIN STRAINER W/CLAMPED COVER |
| Mounting Hole Diameter | 0.560 INCHES NOMINAL IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | DRAIN PLUG AND LIFTING BAIL AND SWITCH-OVER VALVE |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 23.000 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | RUBBER BUNA N SEAL |
| Material | IRON CAST BODY |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| Mounting Type | UNTHREADED HOLE BASE |
| First Intake Flange Face Style | PLAIN |
| 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 |
|---|---|
| ST051040AF41A PRIMARY | Haywardindl. Products, Inc. (USA) |
NSN 4730-01-447-1820 is a Strainer,sediment, manufactured by Haywardindl. Products, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-447-1820 has 1 manufacturer part number on file: ST051040AF41A (Haywardindl. Products, Inc.).
Key specifications for ST051040AF41A: Filtering Media Design: MESH ALL FILTERING MEDIA RESPONSES; Mounting Hole Quantity: 4; Distance From Bottom of Body to Center of Inlet: 13.250 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 3.000 INCHES MINIMUM AND 21.500 INCHES MAXIMUM 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.