The Shaft,straight, cataloged under National Stock Number 3040-01-237-6246, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-237-6246 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Spline Major Diameter | 0.8745 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.7525 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 0.8745 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| First End Spline Length | 3.125 INCHES NOMINAL IN |
| First End Spline Quantity | 10 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 10 |
| Second End Style | SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.7525 INCHES NOMINAL IN |
| Material | STEEL COMP 304 |
| Second End Spline Length | 1.625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 77832-60X31 PIECE 89 | 3/2 Design control — primary reference U.S. Government activity |
| SSN637-709-2481712 | D/9 Drawing number reference only U.S. Government activity |
| SSN637-709-2481712 PIECE 89 | 5/2 Secondary reference U.S. Government activity |
| 77832-60X31 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-237-6246 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-237-6260, 3040-01-237-6261. Verify interchangeability with system specifications before substitution.
Key specifications for 3040-01-237-6246: First End Spline Major Diameter: 0.8745 INCHES NOMINAL IN; Second End Spline Minor Diameter: 0.7525 INCHES NOMINAL IN; First End Style: SPLINED (STRAIGHT); Second End Spline Major Diameter: 0.8745 INCHES NOMINAL IN. 13 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.