The Differential Gear Unit, cataloged under National Stock Number 3040-00-204-9514, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Southern Gear & Machine Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-204-9514 |
| Primary Part Number | 25789 |
| Item Name | Differential Gear Unit |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Southern Gear & Machine Inc |
| Status | ACTIVE |
| Nominal Overall Length | 2.938 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3040-00-204-9514 is a Differential Gear Unit, manufactured by Southern Gear & Machine Inc, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-204-9514 has 2 cross-referenced part numbers: 25789 (Southern Gear & Machine Inc), 63328-002 (Curtiss-Wright Controls, Inc. Div Actuation Division).
There are 7 known substitutes for 3040-00-204-9514: 2940-00-141-9026, 5331-00-297-6300, 5331-00-420-9289 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25789: Nominal Overall Length: 2.938 INCHES IN; Special Features: CONSISTS OF: END GEARS 2, BRASS; MITER GEARS 4, CORROSION RESISTANT STEEL; COLLARS 2; BALL BEARINGS 2; SPIDER BLOCK AND SHAFT ASSEMBLY 1; OVERALL WIDTH 1.281 INCHES; OVERALL HEIGHT 1.203 INCHES IN. 2 total characteristics are documented in the Federal Logistics Information System.