The Strainer,sediment, cataloged under National Stock Number 4730-01-430-2680, 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 Core Industries Inc. Dba Mueller Steam Specialty. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-430-2680 |
| Primary Part Number | 351-3/8IN |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Core Industries Inc. Dba Mueller Steam Specialty |
| Status | ACTIVE |
| First Intake Nominal Thread Size | 0.375 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Style Designator | Y STRAINER W/THREADED COVER |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Material | COPPER ALLOY BODY |
| 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 |
|---|---|
| 351-3/8IN PRIMARY | Core Industries Inc. Dba Mueller Steam Specialty (USA) |
| Reference | Meaning |
|---|---|
| 351 300 PSI MAX | C/1 Advisory reference — outside the item-of-supply concept Core Industries Inc. Dba Mueller Steam Specialty |
| 151-071-C-047 | D/9 Drawing number reference only Beaird Industries Inc. |
| 151-071-C-047 ITEM 3 | 5/9 Secondary reference Beaird Industries Inc. |
NSN 4730-01-430-2680 is a Strainer,sediment, manufactured by Core Industries Inc. Dba Mueller Steam Specialty, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-430-2680 has 1 manufacturer part number on file: 351-3/8IN (Core Industries Inc. Dba Mueller Steam Specialty).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-430-4148. Verify interchangeability with system specifications before substitution.
Key specifications for 351-3/8IN: First Intake Nominal Thread Size: 0.375 INCHES IN; First Intake Thread Series Designator: NPT; Style Designator: Y STRAINER W/THREADED COVER; Operating Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. 5 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.