The Shaft,shouldered, cataloged under National Stock Number 3040-01-172-2709, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Texas Hydraulics, Inc.. Government technical data includes 13 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-172-2709 |
| Primary Part Number | 55303 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Texas Hydraulics, Inc. |
| Status | ACTIVE |
| Second End Distance From End to Groove | 1.406 INCHES NOMINAL IN |
| Material | STEEL |
| Step Quantity | 3 |
| First End Style | EXTERNAL THREADED |
| Second End Groove Diameter | 0.6500 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End External Thread Length | 1.625 INCHES NOMINAL IN |
| Largest Step Diameter | 1.000 INCHES NOMINAL IN |
| Second End Groove Width | 0.0938 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| First End Diameter | 0.8750 INCHES NOMINAL IN |
| Second End Diameter | 0.7500 INCHES NOMINAL IN |
| Second End External Thread Length | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55303 PRIMARY | Texas Hydraulics, Inc. (USA) |
NSN 3040-01-172-2709 is a Shaft,shouldered, manufactured by Texas Hydraulics, Inc., classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-172-2709 has 1 cross-referenced part number: 55303 (Texas Hydraulics, Inc.).
There are 3 known substitutes for 3040-01-172-2709: 7510-00-629-0273, 4820-00-884-2808, 3110-01-616-1680. Verify interchangeability with system specifications before substitution.
Key specifications for 55303: Overall Length: 15.000 INCHES NOMINAL IN; Second End Distance From End to Groove: 1.406 INCHES NOMINAL IN; Material: STEEL; Step Quantity: 3. 15 total characteristics are documented in the Federal Logistics Information System.