The Shaft,shouldered, cataloged under National Stock Number 3040-01-412-9588, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-412-9588 |
| Primary Part Number | 36-155-053 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| Status | ACTIVE |
| Largest Step Diameter | 0.750 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 |
|---|---|
| 1023-02-D P 4 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| 36-155-053 PRIMARY | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| 1023-02-D | D/9 Drawing number reference only Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
NSN 3040-01-412-9588 is a Shaft,shouldered, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-412-9588 has 2 manufacturer part numbers on file: 1023-02-D P 4 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), 36-155-053 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-418-2070. Verify interchangeability with system specifications before substitution.
Key specifications for 36-155-053: Largest Step Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 21.125 INCHES NOMINAL IN. 1 specification is 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.