The Strainer,sediment, cataloged under National Stock Number 4730-01-199-1590, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-199-1590 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First Intake Connection Type | INTERNAL SOLDER LINE |
| Style Designator | Y STRAINER W/THREADED COVER |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SCREENING |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 4.000 INCHES NOMINAL IN |
| First Intake Nominal Inside Diameter | 0.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON OR WATER |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY AND NICKEL ALLOY SCREENING |
| 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 |
| Reference | Meaning |
|---|---|
| 2620-929X1 ASSEMBLY A 1/2IN | 3/9 Design control — primary reference National Oilwell |
| 2620-929X1 | D/9 Drawing number reference only U.S. Government activity |
| 1889522 | D/9 Drawing number reference only U.S. Government activity |
| 2620-929X1 ASSEMBLY A 1/2IN | 5/9 Secondary reference U.S. Government activity |
| 1889522-ASSY-A-1/2IN | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-199-1590 is a Strainer,sediment, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-199-7768, 4730-01-199-7819, 4730-01-199-8100. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-199-1590: First Intake Connection Type: INTERNAL SOLDER LINE; Style Designator: Y STRAINER W/THREADED COVER; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SCREENING; Operating Pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. 11 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.