The Extension Shaft, cataloged under National Stock Number 3040-01-261-1463, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Teleflex Inc Teleflex Defense Systems Div. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-261-1463 |
| Primary Part Number | 3825029 |
| Item Name | Extension Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Teleflex Inc Teleflex Defense Systems Div |
| Status | ACTIVE |
| Socket Diameter | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Length | 0.780 INCHES NOMINAL IN |
| Socket Depth | 0.350 INCHES NOMINAL IN |
| Special Test Features | HEAT TREAT TO CONDITION H1025 PER MIL-H-6875,CLASS D |
| Style Designator | PLAIN SOCKET |
| Material Document and Classification | AMS 5343 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.600 INCHES NOMINAL IN |
| Shaft End Design | FEMALE |
| Surface Treatment | PASSIVATE |
| Material | STEEL |
| Shoulder Length | 0.410 INCHES NOMINAL IN |
| End Type | PROCESSED END |
| Shaft End Configuration | SQUARE |
| 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 |
|---|---|
| 3825029-2 | Northern Technologies Corp.dba Northern Technologies Corp. (CAN) |
| 3825029 PRIMARY | Teleflex Inc Teleflex Defense Systems Div (USA) |
| 3825029 | Marvin Engineering Co, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3825029 | 5/9 Secondary reference U.S. Government activity |
| 3825029 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-261-1463 is a Extension Shaft, manufactured by Teleflex Inc Teleflex Defense Systems Div, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-261-1463 has 3 manufacturer part numbers on file: 3825029-2 (Northern Technologies Corp.dba Northern Technologies Corp.), 3825029 (Teleflex Inc Teleflex Defense Systems Div), 3825029 (Marvin Engineering Co, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-293-9282, 3040-01-323-4208. Verify interchangeability with system specifications before substitution.
Key specifications for 3825029: Socket Diameter: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Length: 0.780 INCHES NOMINAL IN; Socket Depth: 0.350 INCHES NOMINAL IN; Special Test Features: HEAT TREAT TO CONDITION H1025 PER MIL-H-6875,CLASS D. 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.
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.