The Rotor,pump, cataloged under National Stock Number 4320-01-229-1897, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hale Products, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4320-01-229-1897 |
| Primary Part Number | 537-1611-01-0 |
| Item Name | Rotor,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hale Products, 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 |
|---|---|
| 537-1611-01-0 PRIMARY | Hale Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 537-1610-00-0 | 5/9 Secondary reference Hale Products, Inc. |
| 537-1610-01-0 | C/1 Advisory reference — outside the item-of-supply concept Hale Products, Inc. |
NSN 4320-01-229-1897 is a Rotor,pump, manufactured by Hale Products, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-229-1897 has 1 manufacturer part number on file: 537-1611-01-0 (Hale Products, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-229-1898. Verify interchangeability with system specifications before substitution.
Key specifications for 537-1611-01-0: Special Features: W/SHAFT; End Item Identification: HALE FIRE PUMP CO PUMPING UNIT PT250. 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.