The Block,cylinder,axial Piston Pump, cataloged under National Stock Number 4320-00-367-2920, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-367-2920 |
| Primary Part Number | 370170 |
| Item Name | Block,cylinder,axial Piston Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| General Characteristics Item Description | BRONZE,2.711 IN. O/A LG,2.697 IN. MIN,2.707 INCH MAX OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 370170 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 370120 | 5/9 Secondary reference Eaton Aerospace, Llc Dba Jackson South |
NSN 4320-00-367-2920 is a Block,cylinder,axial Piston Pump, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-367-2920 has 1 manufacturer part number on file: 370170 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 2990-00-859-0117. Verify interchangeability with system specifications before substitution.
Key specifications for 370170: General Characteristics Item Description: BRONZE,2.711 IN. O/A LG,2.697 IN. MIN,2.707 INCH MAX OD IN. 1 specification is 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.
NSN 4320-00-367-2920 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.