The Extension,spider Shaft, cataloged under National Stock Number 2815-00-499-4012, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hatch & Kirk, Inc.. 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2815-00-499-4012 |
| Primary Part Number | 3249023 |
| Item Name | Extension,spider Shaft |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 1.475 IN. O/A LG; 0.485 IN. MAX DIA; ONE END HAS SQUARE FITTING,0.185 IN. ON EACH SIDE 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 |
|---|---|
| 3249023 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3249023 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 81111S41-24606PCG6207 | 5/9 Secondary reference U.S. Government activity |
| 81111S41-24375PCG6207 | 5/9 Secondary reference U.S. Government activity |
| 81111S41-24376PCG6207 | 5/9 Secondary reference U.S. Government activity |
| 81111S41-24368PCG6207 | 5/9 Secondary reference U.S. Government activity |
| 81111S41-24708PCG6207 | 5/9 Secondary reference U.S. Government activity |
| 81111S41-24232ALT3PCG6207 | 5/9 Secondary reference U.S. Government activity |
| G6207 | 5/9 Secondary reference Pierce Co Inc the Sub of Avis Industrial Corp |
NSN 2815-00-499-4012 is a Extension,spider Shaft, manufactured by Hatch & Kirk, Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-499-4012 has 1 manufacturer part number on file: 3249023 (Hatch & Kirk, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6105-01-568-5778. Verify interchangeability with system specifications before substitution.
Key specifications for 3249023: General Characteristics Item Description: STEEL; 1.475 IN. O/A LG; 0.485 IN. MAX DIA; ONE END HAS SQUARE FITTING,0.185 IN. ON EACH SIDE 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.