The Strainer,sediment, cataloged under National Stock Number 4730-01-428-6940, 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 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-428-6940 |
| Primary Part Number | ST0720500F1C |
| 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 SECOND FILTERING MEDIA RESPONSE |
| Filtering Media Design | MESH FIRST FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 2 |
| Distance From Bottom of Body to Center of Inlet | 15.188 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 4.630 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.938 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 10.000 INCHES NOMINAL IN |
| Body Height | 25.130 INCHES NOMINAL IN |
| Mesh Size | 40.0 |
| First Intake Connection Type | PLAIN FACE FLANGE TOP SIDE |
| Perforation Quantity | 33.0 PER SQUARE INCH |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/CLAMPED COVER |
| Material Document and Classification | ASTM-B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Mounting Hole Diameter | 2.125 INCHES NOMINAL IN |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 18.130 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Bracket Quantity | 2 |
| Material | COPPER ALLOY BODY |
| Material | STEEL COMP 316 FILTERING MEDIUM |
| Perforation Diameter | 0.156 INCHES NOMINAL IN |
| Mounting Type | BRACKET W/DRILLED HOLE BASE |
| First Intake Flange Face Style | PLAIN |
| Wire Diameter | 0.010 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 |
|---|---|
| ST0720500F1C PRIMARY | Haywardindl. Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1-03336 | D/9 Drawing number reference only Haywardindl. Products, Inc. |
NSN 4730-01-428-6940 is a Strainer,sediment, manufactured by Haywardindl. Products, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-428-6940 has 1 manufacturer part number on file: ST0720500F1C (Haywardindl. Products, Inc.).
Key specifications for ST0720500F1C: Filtering Media Design: PERFORATED SECOND FILTERING MEDIA RESPONSE; Filtering Media Design: MESH FIRST FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 2; Distance From Bottom of Body to Center of Inlet: 15.188 INCHES NOMINAL IN. 25 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.