The Diaphragm,pump,special Shaped, cataloged under National Stock Number 4310-01-331-6544, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Dutch Valley Supply Co.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Diaphragm,pump,special Shaped |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Dutch Valley Supply Co. (CAGE 31068) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-331-6544 |
| Primary Part Number | 052093 |
| Item Name | Diaphragm,pump,special Shaped |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Dutch Valley Supply Co. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 052093 PRIMARY | Dutch Valley Supply Co. (USA) |
| Reference | Meaning |
|---|---|
| 52093 | 5/9 Secondary reference U.S. Government activity |
| 052093 | 5/2 Secondary reference U.S. Government activity |
NSN 4310-01-331-6544 is a Diaphragm,pump,special Shaped, manufactured by Dutch Valley Supply Co., classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-331-6544 has 1 manufacturer part number on file: 052093 (Dutch Valley Supply Co.).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-645-9028. 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.