The Shaft,straight, cataloged under National Stock Number 3040-01-162-2684, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 19 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-162-2684 |
| Primary Part Number | 13204253 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| First End Pitch Diameter | 0.4583 INCHES NOMINAL IN |
| First End Diameter | 0.4876 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.4169 INCHES NOMINAL IN |
| Second End Diameter | 0.4876 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.3900 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| Second End Spline Major Diameter | 0.4169 INCHES NOMINAL IN |
| Second End Groove Diameter | 0.3200 INCHES NOMINAL IN |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| First End Spline Length | 2.565 INCHES NOMINAL IN |
| First End Spline Quantity | 11 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 11 |
| Second End Groove Width | 0.0460 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.229 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.3900 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 |
| Second End Spline Length | 0.229 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 |
| Part Number | Manufacturer |
|---|---|
| 13204253 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 3040-01-162-2684 is a Shaft,straight, manufactured by Us Army Aviation and Missile Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-162-2684 has 1 manufacturer part number on file: 13204253 (Us Army Aviation and Missile Command).
Key specifications for 13204253: First End Pitch Diameter: 0.4583 INCHES NOMINAL IN; First End Diameter: 0.4876 INCHES NOMINAL IN; First End Spline Major Diameter: 0.4169 INCHES NOMINAL IN; Second End Diameter: 0.4876 INCHES NOMINAL IN. 19 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.