The Strainer,sediment, cataloged under National Stock Number 4730-01-419-7125, 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 Staples & Pfeiffer, Inc.. Government technical data includes 20 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-419-7125 |
| Primary Part Number | FIG 135B 4IN PERF.125M |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Staples & Pfeiffer, Inc. |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 16.000 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.688 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 9.000 INCHES NOMINAL IN |
| Body Height | 22.000 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE LINE |
| Perforation Quantity | 32.0 PER SQUARE INCH |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/BOLTED COVER |
| Material Document and Classification | ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM B127 ASSN STD 1ST MATERIAL RESPONSE AND ASTM A240 ASSN STD 2ND MATERIAL RESPONSE FILTERING MEDIUM |
| Operating Pressure | 10.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 12.250 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 | STEEL CORROSION RESISTING AND NICKEL ALLOY FILTERING MEDIUM |
| Perforation Diameter | 0.125 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | PLAIN |
| 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 |
|---|---|
| FIG 135B 4IN PERF.125M PRIMARY | Staples & Pfeiffer, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1489 | D/9 Drawing number reference only Staples & Pfeiffer, Inc. |
| 1489 4IN | C/1 Advisory reference — outside the item-of-supply concept Cook Bros. Mfg.& Supply Co. |
| 1489 4IN ITEM 3 | 5/9 Secondary reference Staples & Pfeiffer, Inc. |
| 1489 4IN REV 6 | C/1 Advisory reference — outside the item-of-supply concept Staples & Pfeiffer, Inc. |
| 1489 4IN REV 6 0.125 PERF | 5/9 Secondary reference Cook Bros. Mfg.& Supply Co. |
NSN 4730-01-419-7125 is a Strainer,sediment, manufactured by Staples & Pfeiffer, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-419-7125 has 1 manufacturer part number on file: FIG 135B 4IN PERF.125M (Staples & Pfeiffer, Inc.).
Key specifications for FIG 135B 4IN PERF.125M: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 16.000 INCHES NOMINAL IN; First Intake Flange Thickness: 0.688 INCHES NOMINAL IN; First Intake Flange Outside Diameter: 9.000 INCHES NOMINAL IN. 20 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.