The Strainer,sediment, cataloged under National Stock Number 4730-01-325-8235, 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 Eaton Filtration Llc. Government technical data includes 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-325-8235 |
| Primary Part Number | ST053020BR33TS |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Filtration Llc |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 4 |
| Distance From Bottom of Body to Center of Inlet | 8.375 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 1.938 INCHES NOMINAL IN |
| Center to Center Distance Between Connections | 0.156 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.562 INCHES NOMINAL IN |
| Temp Rating | 32.0 FAHRENHEIT MINIMUM AND 400.0 FAHRENHEIT MAXIMUM DEGF |
| Body Width | 10.625 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 6.000 INCHES NOMINAL IN |
| Body Height | 16.375 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE CENTER |
| Perforation Quantity | 64.0 PER SQUARE INCH |
| Style Designator | TWIN STRAINER W/BOLTED COVER |
| Material Document and Classification | ASTM SPEC A-216 WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Mounting Hole Diameter | 0.562 INCHES NOMINAL IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | DRAIN PLUG AND SWITCH-OVER VALVE |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 17.375 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Bracket Quantity | 2 |
| Material | STEEL BODY |
| Material | STEEL SEDIMENT BOWL |
| Material | RUBBER BUNA N SEAL |
| Material | STEEL OR NICKEL ALLOY FILTERING MEDIUM |
| Perforation Diameter | 0.031 INCHES NOMINAL IN |
| Mounting Type | BRACKET W/DRILLED 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 |
|---|---|
| ST053020BR33TS PRIMARY | Eaton Filtration Llc (USA) |
| Reference | Meaning |
|---|---|
| ST053020BR33TS | 5/9 Secondary reference Haywardindl. Products, Inc. |
| ST051020BR31APS | 5/9 Secondary reference Haywardindl. Products, Inc. |
| 50F-CS 2IN .03125PERF SSTL | 5/9 Secondary reference Haywardindl. Products, Inc. |
NSN 4730-01-325-8235 is a Strainer,sediment, manufactured by Eaton Filtration Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-325-8235 has 1 manufacturer part number on file: ST053020BR33TS (Eaton Filtration Llc).
Key specifications for ST053020BR33TS: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 4; Distance From Bottom of Body to Center of Inlet: 8.375 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 1.938 INCHES NOMINAL IN. 29 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.