The Strainer,suction, cataloged under National Stock Number 4730-01-290-9281, 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 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-290-9281 |
| Item Name | Strainer,suction |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Body Width | 7.250 INCHES NOMINAL IN |
| Body Height | 18.250 INCHES NOMINAL IN |
| Style Designator | HIGH PRESSURE ANGLE STRAINER W/BOLTED COVER |
| Filtering Element Quantity | 1 |
| Body Length | 7.930 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Material | STEEL CONTAINER/CARTRIDGE |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| 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 |
|---|---|
| C634AD999SHT1 | 3/2 Design control — primary reference U.S. Government activity |
| 070575 | 5/9 Secondary reference Beswick Corporation |
NSN 4730-01-290-9281 is a Strainer,suction, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-291-1812, 3010-01-599-6152. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-290-9281: Body Width: 7.250 INCHES NOMINAL IN; Body Height: 18.250 INCHES NOMINAL IN; Style Designator: HIGH PRESSURE ANGLE STRAINER W/BOLTED COVER; Filtering Element Quantity: 1. 8 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.