The Shaft,shouldered, cataloged under National Stock Number 3040-01-185-1179, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-185-1179 |
| Primary Part Number | 801231 PIECE 52 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| First End Diameter | 0.6250 INCHES NOMINAL IN |
| Second End Diameter | 1.2498 INCHES NOMINAL IN |
| First End External Thread Length | 0.880 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Second End Keyway Width | 0.2500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281,CLASSA FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | FLAT KEYWAY |
| Material | NICKEL ALLOY |
| External Keyway Length | 1.940 INCHES NOMINAL SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 801231 PIECE 52 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 65499-98-A | C/1 Advisory reference — outside the item-of-supply concept Reliance Electric |
| 801231 PIECE 52 | 3/9 Design control — primary reference Reliance Electric |
NSN 3040-01-185-1179 is a Shaft,shouldered, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-185-1179 has 1 manufacturer part number on file: 801231 PIECE 52 (Reliance Electric Company Dba Reliance & Dodge Brands).
Key specifications for 801231 PIECE 52: First End Diameter: 0.6250 INCHES NOMINAL IN; Second End Diameter: 1.2498 INCHES NOMINAL IN; First End External Thread Length: 0.880 INCHES NOMINAL IN; First End Style: EXTERNAL THREADED. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.