The Shaft,straight, cataloged under National Stock Number 3040-01-029-7564, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-029-7564 |
| Primary Part Number | 121B646H03 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| First End Diameter | 0.1250 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| First End Style | PLAIN |
| End Similarity | IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C534-33 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 121B646H03 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 121B646 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 121B646H03 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 361620-3 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| A2-18 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
NSN 3040-01-029-7564 is a Shaft,straight, manufactured by Northrop Grumman Support Services Corp, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-029-7564 has 6 cross-referenced part numbers: C534-33 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 121B646H03 (Northrop Grumman Support Services Corp), 121B646 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 121B646H03 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 361620-3 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products) and 1 more.
There are 12 known substitutes for 3040-01-029-7564: 5331-00-086-2584, 3110-00-155-7378, 5331-00-173-8142 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 121B646H03: First End Diameter: 0.1250 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; First End Style: PLAIN; End Similarity: IDENTICAL. 5 total characteristics are documented in the Federal Logistics Information System.