The Ring,piston, cataloged under National Stock Number 4310-01-226-6045, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Foundation Equipment Corp. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,piston |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Foundation Equipment Corp (CAGE 64866) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-226-6045 |
| Primary Part Number | 1002589000 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Foundation Equipment Corp |
| 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 |
|---|---|
| 1002589000 PRIMARY | Foundation Equipment Corp (USA) |
| 3130001000 ITEM 5 | Foundation Equipment Corp (USA) |
| Reference | Meaning |
|---|---|
| 3130001000 | D/9 Drawing number reference only Foundation Equipment Corp |
| 1002589001 | D/9 Drawing number reference only Foundation Equipment Corp |
NSN 4310-01-226-6045 is a Ring,piston, manufactured by Foundation Equipment Corp, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-226-6045 has 2 manufacturer part numbers on file: 1002589000 (Foundation Equipment Corp), 3130001000 ITEM 5 (Foundation Equipment Corp).
3 possible matches (shared part number, not a government interchangeability claim): 4310-01-226-6046, 3895-01-226-6145, 3895-01-226-6152. Verify interchangeability with system specifications before substitution.
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.