The Shaft,shouldered, cataloged under National Stock Number 3040-00-323-0071, 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 Systems Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-323-0071 |
| Primary Part Number | 144599 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| Second End Style | EXTERNAL THREADED |
| First End Style | EXTERNAL THREADED |
| Largest Step Diameter | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Second End Diameter | 0.1640 INCHES NOMINAL IN |
| First End Diameter | 0.1900 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End External Thread Length | 0.319 INCHES NOMINAL IN |
| First End External Thread Length | 0.240 INCHES NOMINAL IN |
| Step Quantity | 3 |
| Material | PLASTIC PHENOLIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 144599 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 3040-00-323-0071 is a Shaft,shouldered, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-323-0071 has 1 cross-referenced part number: 144599 (Northrop Grumman Systems Corporation).
There are 2 known substitutes for 3040-00-323-0071: 4730-00-196-1974, 5961-01-384-4940. Verify interchangeability with system specifications before substitution.
Key specifications for 144599: Surface Finish: 125.0 MICROINCHES; Second End Style: EXTERNAL THREADED; First End Style: EXTERNAL THREADED; Largest Step Diameter: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.