The Strainer,sediment, cataloged under National Stock Number 4730-01-400-3097, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-400-3097 |
| Primary Part Number | ST051040BFM001PC1-PC20 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Haywardindl. Products, Inc. |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Center to Center Distance Between Connections | 13.250 INCHES NOMINAL IN |
| Temp Rating | 75.0 FAHRENHEIT MAXIMUM DEGF |
| Body Width | 16.000 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE LINE |
| Perforation Quantity | 33.0 PER SQUARE INCH |
| Style Designator | TWIN STRAINER W/CLAMPED COVER |
| Material Document and Classification | QQ-C-390 ALLOY 903 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 23.125 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| 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 |
| 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 |
|---|---|
| ST051040BFM001PC1-PC20 | Haywardindl. Products, Inc. (USA) |
| 4IN MOD 50 | Haywardindl. Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4IN MOD 50 | 3/9 Design control — primary reference Papsco, Inc. Dba Process & Piping Specialties |
| ST051040BFM001 | D/9 Drawing number reference only Haywardindl. Products, Inc. |
| ST051040BFM001PC1-PC20 | 5/9 Secondary reference Papsco, Inc. Dba Process & Piping Specialties |
NSN 4730-01-400-3097 is a Strainer,sediment, manufactured by Haywardindl. Products, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-400-3097 has 2 manufacturer part numbers on file: ST051040BFM001PC1-PC20 (Haywardindl. Products, Inc.), 4IN MOD 50 (Haywardindl. Products, Inc.).
Key specifications for ST051040BFM001PC1-PC20: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Center to Center Distance Between Connections: 13.250 INCHES NOMINAL IN; Temp Rating: 75.0 FAHRENHEIT MAXIMUM DEGF; Body Width: 16.000 INCHES NOMINAL IN. 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.