The Strainer,suction, cataloged under National Stock Number 4730-01-437-7474, 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 Flow Ezy Filters Inc. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Strainer,suction |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Flow Ezy Filters Inc (CAGE 55524); Stauff Corp (CAGE 53790); Hydac Corp (CAGE 59793) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-437-7474 |
| Primary Part Number | CASS-50-2-100 |
| Item Name | Strainer,suction |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Flow Ezy Filters Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 12364555 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| CASS-50-2-100 PRIMARY | Flow Ezy Filters Inc (USA) |
| SUS-102-N32-260-125-P-0 | Stauff Corp (USA) |
| C-50-2-100 PRIMARY | Flow Ezy Filters Inc (USA) |
| SFE180G125A1.0 PRIMARY | Hydac Corp (USA) |
| SUS-088-N32-260-125-A-0 | Stauff Corp (USA) |
| Reference | Meaning |
|---|---|
| 12364555 | 5/9 Secondary reference Bae Systems Land & Armaments L.p. |
| 12364555 | 5/9 Secondary reference Amz Alabama Inc. |
NSN 4730-01-437-7474 is a Strainer,suction, manufactured by Flow Ezy Filters Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-437-7474 has 6 manufacturer part numbers on file: 12364555 (U S Army Tank Automotive Command Amsta-Im-Mm), CASS-50-2-100 (Flow Ezy Filters Inc), SUS-102-N32-260-125-P-0 (Stauff Corp), C-50-2-100 (Flow Ezy Filters Inc), SFE180G125A1.0 (Hydac Corp) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-665-1480. Verify interchangeability with system specifications before substitution.
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.