The Strainer,sediment, cataloged under National Stock Number 4730-01-643-9621, 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 Mueller Co. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-643-9621 |
| Primary Part Number | 451-1/2-1.25-.062 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mueller Co |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 3.688 INCHES NOMINAL IN |
| First Intake Thread Series Designator | NPT |
| Temp Rating | 100.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Connection Type | THREADED INTERNAL PIPE BACK |
| Style Designator | Y STRAINER W/THREADED COVER |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 5.063 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | ALUMINUM ALLOY 356.0 BODY |
| Material | STEEL COMP 304 SCREENING |
| Perforation Diameter | 0.062 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 |
|---|---|
| 451-1/2-1.25-.062 PRIMARY | Mueller Co (USA) |
NSN 4730-01-643-9621 is a Strainer,sediment, manufactured by Mueller Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-643-9621 has 1 manufacturer part number on file: 451-1/2-1.25-.062 (Mueller Co).
Key specifications for 451-1/2-1.25-.062: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 3.688 INCHES NOMINAL IN; First Intake Thread Series Designator: NPT; Temp Rating: 100.0 FAHRENHEIT NOMINAL DEGF. 13 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.