The Strainer,sediment, cataloged under National Stock Number 4730-01-422-1989, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-422-1989 |
| Primary Part Number | 1028-142SW-1.500IN-.033PERF SSTL |
| 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 | 7.000 INCHES NOMINAL IN |
| Temp Rating | 1025.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Connection Type | SOCKET WELDING LINE |
| Perforation Quantity | 324.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/BOLTED COVER |
| Body Length | 9.875 INCHES NOMINAL IN |
| First Intake Nominal Inside Diameter | 1.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | STEEL COMP 316 FILTERING MEDIUM |
| Material | STEEL COMP 316L BODY |
| Perforation Diameter | 0.033 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 |
|---|---|
| 1028-142SW-1.500IN-.033PERF SSTL PRIMARY | Staples & Pfeiffer, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S&P142SW 1-1/2-.033 SSTL | 5/9 Secondary reference Staples & Pfeiffer, Inc. |
NSN 4730-01-422-1989 is a Strainer,sediment, manufactured by Staples & Pfeiffer, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-422-1989 has 1 manufacturer part number on file: 1028-142SW-1.500IN-.033PERF SSTL (Staples & Pfeiffer, Inc.).
Key specifications for 1028-142SW-1.500IN-.033PERF SSTL: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 7.000 INCHES NOMINAL IN; Temp Rating: 1025.0 FAHRENHEIT MAXIMUM DEGF; First Intake Connection Type: SOCKET WELDING LINE. 14 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.