The Strainer,sediment, cataloged under National Stock Number 4730-01-144-3459, 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 Naval Sea Systems Command. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-144-3459 |
| Primary Part Number | 803-5001057-A1-500-01 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 2.125 INCHES NOMINAL IN |
| Body Height | 3.719 INCHES NOMINAL IN |
| Mesh Size | 60.0 |
| First Intake Connection Type | SOCKET WELDING LINE |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/THREADED COVER |
| Material Document and Classification | ASTM-A182,GR F316 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 900.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 5.125 INCHES NOMINAL IN |
| First Intake Nominal Inside Diameter | 0.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | ANY ACCEPTABLE |
| Material | STEEL CORROSION RESISTING SCREENING |
| Material | STEEL CORROSION RESISTING BODY |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| Wire Diameter | 0.008 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 |
| Part Number | Manufacturer |
|---|---|
| 803-5001057-A1-500-01 | Sfc Valve Corporation (USA) |
| 803-5001057-A1-500-01 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-5001057-111 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-144-3459 is a Strainer,sediment, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-144-3459 has 2 manufacturer part numbers on file: 803-5001057-A1-500-01 (Sfc Valve Corporation), 803-5001057-A1-500-01 (Naval Sea Systems Command).
Key specifications for 803-5001057-A1-500-01: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 2.125 INCHES NOMINAL IN; Body Height: 3.719 INCHES NOMINAL IN; Mesh Size: 60.0. 16 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.