The Shaft,shouldered, cataloged under National Stock Number 3040-00-145-4270, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Graham Co 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-145-4270 |
| Primary Part Number | G1275 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Graham Co Inc |
| Status | ACTIVE |
| End Similarity | NOT IDENTICAL |
| External Keyway Length | 0.500 INCHES NOMINAL SECOND END IN |
| First End Diameter | 0.2500 INCHES NOMINAL IN |
| Second End Keyway Width | 0.0940 INCHES NOMINAL IN |
| First End External Thread Length | 0.250 INCHES NOMINAL IN |
| Second End Diameter | 0.3750 INCHES NOMINAL IN |
| Step Quantity | 7 |
| Material | STEEL |
| Second End Internal Thread Length | 0.375 INCHES NOMINAL IN |
| Largest Step Diameter | 0.875 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.052 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Second End Style | FLAT KEYWAYS AND INTERNALLY THREADED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| G1275 PRIMARY | Graham Co Inc (USA) |
NSN 3040-00-145-4270 is a Shaft,shouldered, manufactured by Graham Co Inc, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-145-4270 has 1 cross-referenced part number: G1275 (Graham Co Inc).
There is 1 known substitute for 3040-00-145-4270: 3020-00-973-6114. Verify interchangeability with system specifications before substitution.
Key specifications for G1275: End Similarity: NOT IDENTICAL; External Keyway Length: 0.500 INCHES NOMINAL SECOND END IN; First End Diameter: 0.2500 INCHES NOMINAL IN; Second End Keyway Width: 0.0940 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.