The Pin,piston, cataloged under National Stock Number 2805-00-618-2367, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-618-2367 |
| Item Name | Pin,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| FSC Application Data | ENGINE,GASOLINE,NONAIRCRAFT |
| Body Style | CHAMFERED ENDS |
| Bore Style | INSIDE CHAMFER AND TAPERED BORE |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 8617 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 8617 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.68750 INCHES MINIMUM AND 0.68765 INCHES MAXIMUM IN |
| End Chamfer Angle in Deg | 45.0 |
| Body Length | 2.6820 INCHES MINIMUM AND 2.6920 INCHES MAXIMUM IN |
| Taper Length | 1.3430 INCHES NOMINAL IN |
| Bore Smallest Diameter | 0.3100 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Largest Bore Diameter | 0.4320 INCHES MINIMUM AND 0.4420 INCHES MAXIMUM IN |
| Material | STEEL COMP 8617 |
| Metallic Hardness Rating | 58.0 MINIMUM ROCKWELL C AND 62.0 MAXIMUM ROCKWELL C |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 40017-1 | 3/9 Design control — primary reference U.S. Government activity |
| 40017-1 | 5/9 Secondary reference U.S. Government activity |
NSN 2805-00-618-2367 is a Pin,piston, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4820-01-393-1294. Verify interchangeability with system specifications before substitution.
Key specifications for 2805-00-618-2367: Countersink Angle in Deg: 45.0; FSC Application Data: ENGINE,GASOLINE,NONAIRCRAFT; Body Style: CHAMFERED ENDS; Bore Style: INSIDE CHAMFER AND TAPERED BORE. 14 specifications are 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.