The Diaphragm,pump,special Shaped, cataloged under National Stock Number 4310-01-516-9437, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Coffin Turbo Pump Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-516-9437 |
| Primary Part Number | 18184 |
| Item Name | Diaphragm,pump,special Shaped |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Coffin Turbo Pump 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 |
|---|---|
| 18184 PRIMARY | Coffin Turbo Pump Inc (USA) |
| SKE-755 ITEM NO. X9 | Coffin Turbo Pump Inc (USA) |
NSN 4310-01-516-9437 is a Diaphragm,pump,special Shaped, manufactured by Coffin Turbo Pump Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-516-9437 has 2 manufacturer part numbers on file: 18184 (Coffin Turbo Pump Inc), SKE-755 ITEM NO. X9 (Coffin Turbo Pump Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-577-3493. Verify interchangeability with system specifications before substitution.
Key specifications for 18184: Special Features: CXCY: INNER PUMP DIAPHRAGM. MATERIAL: STAINLESS STEEL, ASTM A743, GRADE CA-15.; End Item Identification: PUMP,CENTRIFUGAL. 0 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.