The Gearshaft,spur, cataloged under National Stock Number 3040-00-496-1604, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dana Commercial Vehicle Products, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-496-1604 |
| Primary Part Number | 8303 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Dana Commercial Vehicle Products, Llc |
| 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 |
|---|---|
| 8303 PRIMARY | Dana Commercial Vehicle Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 5339 | 5/9 Secondary reference Koehring Co Lorain Div |
| 8303 | 5/9 Secondary reference Eaton Corp Transmission Div |
| 8303 | 5/9 Secondary reference Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co |
| 5339 | 5/9 Secondary reference Eaton Corp Transmission Div |
| 8303 | 5/9 Secondary reference Koehring Co Lorain Div |
NSN 3040-00-496-1604 is a Gearshaft,spur, manufactured by Dana Commercial Vehicle Products, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-496-1604 has 1 manufacturer part number on file: 8303 (Dana Commercial Vehicle Products, Llc).
4 possible matches (shared part number, not a government interchangeability claim): 4820-00-569-8606, 5950-00-604-9226, 4130-00-705-1518. Verify interchangeability with system specifications before substitution.
Key specifications for 8303: Special Features: STEEL 8620H,15.9375 IN. O/A LG,1ST GEAR 16 TEETH,2ND GEAR 23 TEETH,34D GEAR 14 TEETH,20 DEG PRESSURE ANGLE,ONE END OF SHAFT THD 1-1/4-18 NS THD IN. 0 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.