The Shaft,shouldered, cataloged under National Stock Number 3040-01-176-3566, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-176-3566 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Diameter | 1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Second End Diameter | 1.161 INCHES MINIMUM AND 1.163 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 1.000 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Special Test Features | MAGNETIC PARTICLE INSPEC PER AIRESEARCH EMS 52308, CLASS 2; HEAT TREAT BEFORE NITRIDING, PER AIRESEARCH HT5087, TYPE II; MATERIAL: STEEL H-11 PER AMS 6487 |
| Supplementary Features | EXTERNAL SPLINE: ASA-B5.15 1960 STANDARD INVOLUTE, 17 TEETH; DIAMETRAL PITCH: 16/32;PRESSURE ANGLE: 30 DEGREES; TYPE-FILLET ROOT SIDE FIT: CLASS 1; MINOR DIAMETER: .9265-.9375; MEASUREMENT OVER .1200 DIAMETER PINS; 1.2378 MAXIMUM, 1.2361 MINIMUM; CIRCULAR TOOTH THICKNESS WITH GAGE: .0967 MAXIMUM; TOOTH FACE WIDTH: .00007; PITCH DIAMETER: .0015; INTERNAL SPLINE: ASA-B5.15 1960 STANDARD INVOLUTE, 17 TEETH; DIAMETRAL PITCH: 16/32; PRESSURE ANGLE: 30 DEGREES; TYPE: FILLET ROOT SIDE FIT; MAJOR DIAMETER: 1.175-1.136; MEASUREMENT BETWEEN .1080 DIAMETER PINS, .9059 MAXIMUM; CIRCULAR SPACE WIDTH WITH GAGE: .0982 MINIMUM; TOOTH PARALLELISM: 1.000; PITCH DIAMETER: .002 CIRCULAR |
| Criticality Code Justification | FEAT |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| End Similarity | NOT IDENTICAL |
| Second End Pressure Angle | 30.0 DEGREES NOMINAL |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3886011-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-176-3566 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-176-3566: First End Diameter: 1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN; Second End Diameter: 1.161 INCHES MINIMUM AND 1.163 INCHES MAXIMUM IN; Second End Spline Minor Diameter: 1.000 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN; Special Test Features: MAGNETIC PARTICLE INSPEC PER AIRESEARCH EMS 52308, CLASS 2; HEAT TREAT BEFORE NITRIDING, PER AIRESEARCH HT5087, TYPE II; MATERIAL: STEEL H-11 PER AMS 6487. 11 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.
NSN 3040-01-176-3566 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.