The Strainer,sediment, cataloged under National Stock Number 4730-01-475-0895, 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 The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-475-0895 |
| Primary Part Number | 3521/2-2.5INBRZ-0.062 PERF |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 6.500 INCHES NOMINAL IN |
| Temp Rating | 425.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Connection Type | INTERNAL SOLDER LINE |
| Perforation Quantity | 165.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/THREADED COVER |
| Material Document and Classification | ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM-A240 ASSN STD SINGLE MATERIAL RESPONSE SCREENING |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 7.875 INCHES NOMINAL IN |
| First Intake Nominal Inside Diameter | 2.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING SCREENING |
| Perforation Diameter | 0.062 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| 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 |
|---|---|
| 3521/2-2.5INBRZ-0.062 PERF PRIMARY | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA) |
| 352 1/2-2.5INBRZ-0.062 PERF PRIMARY | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA) |
| Reference | Meaning |
|---|---|
| 352 1/2-2.5INBR | C/1 Advisory reference — outside the item-of-supply concept Core Industries Inc. Dba Mueller Steam Specialty |
| 352 1/2-2.5INBRZ-0.062 PERF | 5/9 Secondary reference Cleveland Gear Company, Inc. Dba Cleveland Gear Co |
| 3521/2-2.5INBRZ-0.062 PERF | 5/9 Secondary reference Cleveland Gear Company, Inc. Dba Cleveland Gear Co |
NSN 4730-01-475-0895 is a Strainer,sediment, manufactured by The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-475-0895 has 2 manufacturer part numbers on file: 3521/2-2.5INBRZ-0.062 PERF (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C), 352 1/2-2.5INBRZ-0.062 PERF (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C).
Key specifications for 3521/2-2.5INBRZ-0.062 PERF: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 6.500 INCHES NOMINAL IN; Temp Rating: 425.0 FAHRENHEIT NOMINAL DEGF; First Intake Connection Type: INTERNAL SOLDER LINE. 17 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.