The Ring Set,piston, cataloged under National Stock Number 2805-01-172-6701, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2805-01-172-6701 |
| Primary Part Number | 326586 |
| Item Name | Ring Set,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
| Status | ACTIVE |
| Piston Accommodation Quantity | 4 |
| 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 |
|---|---|
| 1352-23-130 | Mazda Motor Corporation (JPN) |
| 326586 PRIMARY | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| Reference | Meaning |
|---|---|
| 326586 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 1352-23-130 | 5/9 Secondary reference Toyo Kogyo Co. Ltd |
NSN 2805-01-172-6701 is a Ring Set,piston, manufactured by Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-172-6701 has 2 manufacturer part numbers on file: 1352-23-130 (Mazda Motor Corporation), 326586 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling).
3 possible matches (shared part number, not a government interchangeability claim): 2805-01-252-7860, 5340-01-354-5634, 5310-01-602-4668. Verify interchangeability with system specifications before substitution.
Key specifications for 326586: Piston Accommodation Quantity: 4. 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.