The Strainer,sediment, cataloged under National Stock Number 4730-01-449-9762, 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 22 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-449-9762 |
| Primary Part Number | 25871A 6IN 150 PSI |
| 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 |
| Mounting Hole Quantity | 8 |
| Distance From Bottom of Body to Center of Inlet | 15.000 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 9.500 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.810 INCHES NOMINAL IN |
| Temp Rating | 150.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Flange Outside Diameter | 11.000 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE TOP SIDE |
| Perforation Quantity | 169.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/BOLTED COVER |
| Mounting Hole Diameter | 0.875 INCHES NOMINAL IN |
| Operating Pressure | 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 17.375 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY SCREENING |
| Perforation Diameter | 0.047 INCHES NOMINAL IN |
| Mounting Type | UNTHREADED HOLE LINE |
| First Intake Flange Face Style | PLAIN |
| Second Intake Connection Relationship to First Intake Connection | IDENTICAL |
| 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 |
|---|---|
| 25871A 6IN 150 PSI PRIMARY | O. C. Keckley Company (USA) |
| Reference | Meaning |
|---|---|
| 25871A 6IN 150P | C/1 Advisory reference — outside the item-of-supply concept O. C. Keckley Company |
| 25871A 6IN | C/1 Advisory reference — outside the item-of-supply concept O. C. Keckley Company |
| 25871A | D/9 Drawing number reference only O. C. Keckley Company |
NSN 4730-01-449-9762 is a Strainer,sediment, manufactured by O. C. Keckley Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-449-9762 has 1 manufacturer part number on file: 25871A 6IN 150 PSI (O. C. Keckley Company).
Key specifications for 25871A 6IN 150 PSI: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 8; Distance From Bottom of Body to Center of Inlet: 15.000 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 9.500 INCHES NOMINAL IN. 22 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.