The Shaft,straight, cataloged under National Stock Number 3040-00-887-3341, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 15 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 | 3040-00-887-3341 |
| Primary Part Number | 542-3989-002 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| First End Diameter | 0.2493 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN |
| Second End Diameter | 0.2493 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN |
| First End Slot Width | 0.030 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Criticality Code Justification | AMDL AND AAHX AND AAHW AND AMFZ |
| Material Document and Classification | QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES |
| Second End Groove Diameter | 0.2100 INCHES NOMINAL IN |
| Second End Slot Depth | 0.062 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Slot Depth | 0.062 INCHES NOMINAL IN |
| Second End Slot Width | 0.030 INCHES NOMINAL IN |
| Second End Groove Width | 0.0290 INCHES MINIMUM AND 0.0330 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.638 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN |
| Second End Style | CIRCULAR GROOVED AND SLOTTED |
| Material | STEEL COMP 303 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 542-3989-002 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 3040-00-887-3341 is a Shaft,straight, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-887-3341 has 1 manufacturer part number on file: 542-3989-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 542-3989-002: First End Diameter: 0.2493 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN; Second End Diameter: 0.2493 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN; First End Slot Width: 0.030 INCHES NOMINAL IN; First End Style: SLOTTED. 15 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.