The Strainer,sediment, cataloged under National Stock Number 4730-01-033-4510, 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 10 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-033-4510 |
| Primary Part Number | S-P 628-2IN-K-1/16IN 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 |
| Perforation Quantity | 66.750 PER SQUARE INCH |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/THREADED COVER |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | ANY ACCEPTABLE |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY 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 |
|---|---|
| S-P 628-2IN-K-1/16IN PERF PRIMARY | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA) |
| Reference | Meaning |
|---|---|
| S-P 628-2IN-K-1/16IN PERF | 3/9 Design control — primary reference Staples & Pfeiffer, Inc. |
| 628-2INK1-16PERF | 5/9 Secondary reference Staples & Pfeiffer, Inc. |
| 628 | D/9 Drawing number reference only Staples & Pfeiffer, Inc. |
| 628-2IN | 5/1 Secondary reference Staples & Pfeiffer, Inc. |
| S-P 628-2IN-K-1 | C/1 Advisory reference — outside the item-of-supply concept Staples & Pfeiffer, Inc. |
NSN 4730-01-033-4510 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 4730-01-033-4510 has 1 manufacturer part number on file: S-P 628-2IN-K-1/16IN PERF (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C).
Key specifications for S-P 628-2IN-K-1/16IN PERF: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Perforation Quantity: 66.750 PER SQUARE INCH; Style Designator: DIVERTED FLOW BASKET STRAINER W/THREADED COVER; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY. 10 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.