The Shaft,shouldered, cataloged under National Stock Number 3040-00-429-8633, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-429-8633 |
| Primary Part Number | 757-3936-001 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1280 INCHES MINIMUM AND 0.1310 INCHES MAXIMUM IN |
| First End Tongue Thickness | 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Step Quantity | 3 |
| First End Diameter | 0.3120 INCHES NOMINAL IN |
| First End Tongue Width | 0.250 INCHES NOMINAL IN |
| First End Step Length | 1.344 INCHES NOMINAL IN |
| Second End Diameter | 0.3125 INCHES NOMINAL IN |
| Largest Step Diameter | 0.313 INCHES NOMINAL IN |
| First End Style | TONGUE ROUNDED ENDS |
| Criticality Code Justification | AMDL AND AMFZ AND AMGS |
| Material Document and Classification | ASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.156 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 303 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 757-3936-001 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| GPA-0015 | 5/9 Secondary reference Grand Prix Associates Inc |
| 757-3936 | D/9 Drawing number reference only Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 3040-00-429-8633 is a Shaft,shouldered, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-429-8633 has 1 manufacturer part number on file: 757-3936-001 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
3 possible matches (shared part number, not a government interchangeability claim): 3040-01-178-3413, 3040-01-443-3680, 1005-01-564-9917. Verify interchangeability with system specifications before substitution.
Key specifications for 757-3936-001: Second End Hole Diameter: 0.1280 INCHES MINIMUM AND 0.1310 INCHES MAXIMUM IN; First End Tongue Thickness: 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN; Step Quantity: 3; First End Diameter: 0.3120 INCHES NOMINAL IN. 15 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.