The Plate,piston Return, cataloged under National Stock Number 4320-01-018-9616, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-018-9616 |
| Primary Part Number | 841225 |
| Item Name | Plate,piston Return |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| General Characteristics Item Description | 5.081 TO 5.086 IN. OD,2.359 IN. ID,0.120 TO 0.121 IN THICK,9 HOLES 0.910 @TO 0.915 IN DIA. EQUALLY SPACED ON 3.562 BOLT CIRCLE 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 |
|---|---|
| 841225 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 841225 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-018-9616 is a Plate,piston Return, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-018-9616 has 1 manufacturer part number on file: 841225 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 841225: General Characteristics Item Description: 5.081 TO 5.086 IN. OD,2.359 IN. ID,0.120 TO 0.121 IN THICK,9 HOLES 0.910 @TO 0.915 IN DIA. EQUALLY SPACED ON 3.562 BOLT CIRCLE 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.