The Gearshaft,spur, cataloged under National Stock Number 3040-01-009-4183, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 4 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 | 3040-01-009-4183 |
| Primary Part Number | 42643-1 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Shaft Material | STEEL |
| Diametral Pitch | 120 |
| Teeth Quantity | 150 |
| Gear Outside Diameter | 1.266 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 42643-1 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
NSN 3040-01-009-4183 is a Gearshaft,spur, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-009-4183 has 1 cross-referenced part number: 42643-1 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
There are 2 known substitutes for 3040-01-009-4183: 3030-00-233-8046, 5962-01-203-9746. Verify interchangeability with system specifications before substitution.
Key specifications for 42643-1: Shaft Material: STEEL; Diametral Pitch: 120; Teeth Quantity: 150; Gear Outside Diameter: 1.266 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.