The Strainer,sediment, cataloged under National Stock Number 4730-01-428-3199, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-428-3199 |
| Primary Part Number | ST0720400F 1C |
| 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 SECOND FILTERING MEDIA RESPONSE |
| Filtering Media Design | MESH FIRST FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 19.880 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.690 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 9.000 INCHES NOMINAL IN |
| Body Height | 29.000 INCHES NOMINAL IN |
| Mesh Size | 40.0 |
| First Intake Connection Type | PLAIN FACE FLANGE LINE |
| Perforation Quantity | 33.0 PER SQUARE INCH |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/CLAMPED COVER |
| Material Document and Classification | B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 16.750 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | COPPER ALLOY BODY |
| Perforation Diameter | 0.156 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | PLAIN |
| Wire Diameter | 0.010 INCHES NOMINAL IN |
| Second Intake Connection Relationship to First Intake Connection | 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 |
|---|---|
| ST0720400F 1C PRIMARY | Eaton Filtration Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-03336 | D/9 Drawing number reference only Haywardindl. Products, Inc. |
| ST0720400F 1C | 3/9 Design control — primary reference Haywardindl. Products, Inc. |
NSN 4730-01-428-3199 is a Strainer,sediment, manufactured by Eaton Filtration Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-428-3199 has 1 manufacturer part number on file: ST0720400F 1C (Eaton Filtration Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-428-6854, 4730-01-428-6940. Verify interchangeability with system specifications before substitution.
Key specifications for ST0720400F 1C: Filtering Media Design: PERFORATED SECOND FILTERING MEDIA RESPONSE; Filtering Media Design: MESH FIRST FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 19.880 INCHES NOMINAL IN; First Intake Flange Thickness: 0.690 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.