The Shaft,shouldered, cataloged under National Stock Number 3040-01-203-5461, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-203-5461 |
| Primary Part Number | 11278 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Rps-Fl, Inc. Dba Rps Inc |
| Status | ACTIVE |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| First End Style | EXTERNAL THREADED |
| First End External Thread Length | 0.500 INCHES NOMINAL IN |
| Surface Finish | 32.0 MICROINCHES |
| Second End Style | EXTERNAL THREADED |
| Largest Step Diameter | 1.501 INCHES NOMINAL IN |
| Second End External Thread Length | 0.438 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281 CLASS A COLD DRAWN FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Diameter | 0.7500 INCHES NOMINAL IN |
| Step Quantity | 10 |
| End Similarity | NOT IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CA11207 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| 11278 PRIMARY | Rps-Fl, Inc. Dba Rps Inc (USA) |
| CA10930 PIECE 7 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| CA11207-7 PRIMARY | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
NSN 3040-01-203-5461 is a Shaft,shouldered, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-203-5461 has 4 cross-referenced part numbers: CA11207 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 11278 (Rps-Fl, Inc. Dba Rps Inc), CA10930 PIECE 7 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA11207-7 (Air & Liquid Systems Corporation Dba Buffalo Pumps).
There are 10 known substitutes for 3040-01-203-5461: 5965-00-280-9669, 5340-00-682-1960, 1560-00-773-2327 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 11278: First End Diameter: 0.5000 INCHES NOMINAL IN; Material: NICKEL ALLOY; First End Style: EXTERNAL THREADED; First End External Thread Length: 0.500 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.