The Rod,piston,axial Piston Pump, cataloged under National Stock Number 4320-01-306-9273, 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 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-306-9273 |
| Primary Part Number | B-20072 N-253-A |
| Item Name | Rod,piston,axial Piston Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL PER NAVY SPEC 46-S-4 GR M; 3.730 IN. LG O/A; BALL AT EACH END OF ROD,3.062 IN. C-TO-C; 1ST END 0.786 IN. DIA BALL; 0.438 IN. DIA ROD AT CENTER BETWEEN BALLS,TAPERED AT EACH END IN |
| 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 |
|---|---|
| N-47240 PIECE 5 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 271707-5 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| B-20072 N-253-A PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 271707 | D/9 Drawing number reference only Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4320-01-306-9273 is a Rod,piston,axial Piston Pump, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-306-9273 has 3 manufacturer part numbers on file: N-47240 PIECE 5 (Eaton Aerospace, Llc Dba Jackson South), 271707-5 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), B-20072 N-253-A (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for B-20072 N-253-A: General Characteristics Item Description: STEEL PER NAVY SPEC 46-S-4 GR M; 3.730 IN. LG O/A; BALL AT EACH END OF ROD,3.062 IN. C-TO-C; 1ST END 0.786 IN. DIA BALL; 0.438 IN. DIA ROD AT CENTER BETWEEN BALLS,TAPERED AT EACH END 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.
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.