The Shaft,straight, cataloged under National Stock Number 3040-00-987-3530, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Southern Gear & Machine Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-987-3530 |
| Primary Part Number | 553-1446-002 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Southern Gear & Machine Inc |
| Status | ACTIVE |
| First End Diameter | 0.1840 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| Second End Diameter | 0.1840 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | QQ-A-225/6,2024-T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.1470 INCHES MINIMUM AND 0.1490 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.232 INCHES NOMINAL IN |
| Second End Groove Width | 0.0280 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.034 INCHES NOMINAL IN |
| First End Groove Diameter | 0.1250 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED |
| Material | ALUMINUM ALLOY |
| First End Groove Width | 0.0400 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 |
|---|---|
| 553-1446-002 | Southern Gear & Machine Inc (USA) |
| Reference | Meaning |
|---|---|
| 553-1446-002 | 3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 553-1446-002 | 5/9 Secondary reference W. M. Berg, Inc. |
NSN 3040-00-987-3530 is a Shaft,straight, manufactured by Southern Gear & Machine Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-987-3530 has 1 manufacturer part number on file: 553-1446-002 (Southern Gear & Machine Inc).
Key specifications for 553-1446-002: First End Diameter: 0.1840 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN; Second End Diameter: 0.1840 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN; First End Style: CIRCULAR GROOVED; Material Document and Classification: QQ-A-225/6,2024-T4 FED SPEC SINGLE MATERIAL RESPONSE. 13 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.