The Strainer,sediment, cataloged under National Stock Number 4730-01-429-9650, 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 O. C. Keckley Company. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-429-9650 |
| Primary Part Number | SB-.50IN-SW-3/64SSTL |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | O. C. Keckley Company |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Perforation Quantity | 225.0 PER SQUARE INCH |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| Perforation Diameter | 0.047 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 |
|---|---|
| 1139-11-C IT57 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| SB-.50IN-SW-3/64SSTL PRIMARY | O. C. Keckley Company (USA) |
| Reference | Meaning |
|---|---|
| SB-.05IN-SW-3/6 | C/1 Advisory reference — outside the item-of-supply concept O. C. Keckley Company |
| 1139-11-C | D/9 Drawing number reference only Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
NSN 4730-01-429-9650 is a Strainer,sediment, manufactured by O. C. Keckley Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-429-9650 has 2 manufacturer part numbers on file: 1139-11-C IT57 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), SB-.50IN-SW-3/64SSTL (O. C. Keckley Company).
Key specifications for SB-.50IN-SW-3/64SSTL: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Perforation Quantity: 225.0 PER SQUARE INCH; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: STEEL CORROSION RESISTING FILTERING MEDIUM. 4 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.