The Collar,shaft, cataloged under National Stock Number 3040-01-294-8858, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 9 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 | 3040-01-294-8858 |
| Primary Part Number | 2040445-3 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Largest Diameter Length | 0.560 INCHES NOMINAL IN |
| Style Designator | ROUND STEPPED |
| Material Document and Classification | MIL-S-5000, COMP 4340, COND C4 MIL SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 3.125 INCHES NOMINAL IN |
| Small End Diameter | 2.865 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE |
| Bore Diameter | 2.4525 INCHES NOMINAL IN |
| Material | STEEL COMP 4340 |
| Thickness | 5.262 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 |
|---|---|
| 2040445-3 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
NSN 3040-01-294-8858 is a Collar,shaft, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-294-8858 has 1 manufacturer part number on file: 2040445-3 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 2040445-3: Largest Diameter Length: 0.560 INCHES NOMINAL IN; Style Designator: ROUND STEPPED; Material Document and Classification: MIL-S-5000, COMP 4340, COND C4 MIL SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 3.125 INCHES NOMINAL IN. 9 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.