The Shaft,straight, cataloged under National Stock Number 3040-01-038-2039, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Gichner Systems Group, Inc. Div C5isr Division. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-038-2039 |
| Primary Part Number | 5960774 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Gichner Systems Group, Inc. Div C5isr Division |
| Status | ACTIVE |
| First End Width Across Flats | 0.625 INCHES NOMINAL IN |
| First End Diameter | 0.8740 INCHES NOMINAL IN |
| First End Step Length | 0.750 INCHES NOMINAL IN |
| Second End Diameter | 0.8740 INCHES NOMINAL IN |
| Second End Distance From Keyway Center to End | 1.748 INCHES NOMINAL IN |
| First End Style | SQUARE (ROUND CORNERS) |
| Second End Keyway Width | 0.1875 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.8210 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.0480 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.060 INCHES NOMINAL IN |
| Second End Style | WOODRUFF KEYWAY AND CIRCULAR GROOVED |
| Material | STEEL COMP 1045 |
| 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 |
|---|---|
| 5960774-001 | Gichner Systems Group, Inc. Div C5isr Division (USA) |
| 5960774 PRIMARY | Gichner Systems Group, Inc. Div C5isr Division (USA) |
| Reference | Meaning |
|---|---|
| 5960774 | 5/9 Secondary reference Gichner Systems Group Inc Gichner Mobilizer Div |
NSN 3040-01-038-2039 is a Shaft,straight, manufactured by Gichner Systems Group, Inc. Div C5isr Division, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-038-2039 has 2 manufacturer part numbers on file: 5960774-001 (Gichner Systems Group, Inc. Div C5isr Division), 5960774 (Gichner Systems Group, Inc. Div C5isr Division).
Key specifications for 5960774: First End Width Across Flats: 0.625 INCHES NOMINAL IN; First End Diameter: 0.8740 INCHES NOMINAL IN; First End Step Length: 0.750 INCHES NOMINAL IN; Second End Diameter: 0.8740 INCHES NOMINAL IN. 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.