The Spring,expander,piston Ring, cataloged under National Stock Number 2805-01-027-0131, 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 Dana Off Highway Products, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2805-01-027-0131 |
| Primary Part Number | 233947 |
| Item Name | Spring,expander,piston Ring |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL STEEL,0.047 IN. THK,0.094 IN. W,3.653 IN. FREE DIA,APPROX 3.403 IN. DIA INSTALLED,0.38 IN. OPENING 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 |
|---|---|
| 233947 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 233947 | 5/9 Secondary reference Clark Equipment Co |
NSN 2805-01-027-0131 is a Spring,expander,piston Ring, manufactured by Dana Off Highway Products, Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-027-0131 has 1 manufacturer part number on file: 233947 (Dana Off Highway Products, Llc).
Key specifications for 233947: General Characteristics Item Description: MATERIAL STEEL,0.047 IN. THK,0.094 IN. W,3.653 IN. FREE DIA,APPROX 3.403 IN. DIA INSTALLED,0.38 IN. OPENING 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.