The Shaft,straight, cataloged under National Stock Number 3040-01-089-7789, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-089-7789 |
| Primary Part Number | 12524302 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| First End Diameter | 16.74 MILLIMETERS MINIMUM AND 16.87 MILLIMETERS MAXIMUM MM |
| Second End Diameter | 16.74 MILLIMETERS MINIMUM AND 16.87 MILLIMETERS MAXIMUM MM |
| Second End Spline Minor Diameter | 0.5510 INCHES MINIMUM AND 0.5580 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.6220 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Material Document and Classification | AVIBANK 53118 MFR REF SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 29 |
| Second End Pressure Angle | 30.0000 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| Material | STEEL |
| Second End Pitch Diameter | 0.6041667 INCHES NOMINAL IN |
| Second End Spline Length | 133.5 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12524302 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 1005-002744 | General Dynamics European Land Systems - Santa Barbara Sistemas Sa (ESP) |
| 1270000051 | Alfariver Defense S.l (ESP) |
| 2 0028-132 | Bae Systems Hagglunds Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 2 0028-132 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 10054059 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3040-01-089-7789 is a Shaft,straight, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-089-7789 has 4 manufacturer part numbers on file: 12524302 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 1005-002744 (General Dynamics European Land Systems - Santa Barbara Sistemas Sa), 1270000051 (Alfariver Defense S.l), 2 0028-132 (Bae Systems Hagglunds Aktiebolag).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-451-1556. Verify interchangeability with system specifications before substitution.
Key specifications for 12524302: First End Diameter: 16.74 MILLIMETERS MINIMUM AND 16.87 MILLIMETERS MAXIMUM MM; Second End Diameter: 16.74 MILLIMETERS MINIMUM AND 16.87 MILLIMETERS MAXIMUM MM; Second End Spline Minor Diameter: 0.5510 INCHES MINIMUM AND 0.5580 INCHES MAXIMUM IN; First End Style: PLAIN. 13 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.
NSN 3040-01-089-7789 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.