The Shaft,shouldered, cataloged under National Stock Number 3040-01-355-6343, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Indal Technologies Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-355-6343 |
| Primary Part Number | 1262-016 ITEM 24 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Indal Technologies Inc |
| Status | ACTIVE |
| Step Quantity | 2 |
| First End Diameter | 0.9835 INCHES NOMINAL IN |
| Second End Diameter | 1.3980 INCHES NOMINAL IN |
| Largest Step Diameter | 1.398 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 1.2500 INCHES NOMINAL IN |
| Second End Groove Diameter | 1.2910 INCHES NOMINAL IN |
| First End Keyway Depth | 0.166 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.138 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.1030 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.1370 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND FLAT KEYWAY |
| Material | NICKEL ALLOY |
| External Keyway Length | 0.790 INCHES NOMINAL FIRST END IN |
| External Keyway Length | 1.370 INCHES NOMINAL SECOND END IN |
| First End Keyway Width | 0.3150 INCHES NOMINAL 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 |
|---|---|
| 1262-113-1 | Indal Technologies Inc (CAN) |
| 1262-113 ITEM 1 | Indal Technologies Inc (CAN) |
| 1262-016 ITEM 24 PRIMARY | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 1262-016 | D/9 Drawing number reference only Indal Technologies Inc |
| 1262-113 | D/9 Drawing number reference only Indal Technologies Inc |
NSN 3040-01-355-6343 is a Shaft,shouldered, manufactured by Indal Technologies Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-355-6343 has 3 manufacturer part numbers on file: 1262-113-1 (Indal Technologies Inc), 1262-113 ITEM 1 (Indal Technologies Inc), 1262-016 ITEM 24 (Indal Technologies Inc).
3 possible matches (shared part number, not a government interchangeability claim): 3040-01-355-7664, 3020-01-355-9109, 6160-01-665-3468. Verify interchangeability with system specifications before substitution.
Key specifications for 1262-016 ITEM 24: Step Quantity: 2; First End Diameter: 0.9835 INCHES NOMINAL IN; Second End Diameter: 1.3980 INCHES NOMINAL IN; Largest Step Diameter: 1.398 INCHES NOMINAL IN. 17 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.