The Shaft Assembly,flexible, cataloged under National Stock Number 3040-00-040-2079, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 22 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-040-2079 |
| Primary Part Number | 8328014 |
| Item Name | Shaft Assembly,flexible |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | AUXILIARY GOVERNOR,ENGINE,NONAIRCRAFT |
| Width Across Flats | 1.000 INCHES NOMINAL BOTH ENDS IN |
| Cross Section Size and Location | 0.182 INCHES NOMINAL ACROSS FLATS BOTH ENDS IN |
| Casing Protective Device Type | PLASTIC COVER OR COILED SPRING PROTECTOR |
| End Overall Diameter | 1.000 INCHES NOMINAL BOTH ENDS IN |
| Thread Depth | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Thread Location | INTERNAL BOTH ENDS |
| Core Diameter | 0.187 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND BOTH ENDS |
| Casing Length Between Ferrules | 72.750 INCHES MINIMUM AND 72.875 INCHES MAXIMUM IN |
| Core Rotation Direction | CLOCKWISE |
| Core Removability | NONREMOVABLE |
| Core Overall Length | 74.406 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNS BOTH ENDS |
| Surface Treatment | CADMIUM OR ZINC CASING |
| Thread Class | 2B BOTH ENDS |
| Wrenching Facility Type | HEXAGON BOTH ENDS |
| Material | COPPER ALLOY CASING |
| Material | STEEL CORE |
| Casing Outside Diameter | 0.688 INCHES NOMINAL IN |
| End Type | SQUARE MALE BOTH ENDS |
| Tip Length | 0.500 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| 8328014 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| CH98877-13289-73H | 5/9 Secondary reference Kansas City Speedometer Sales and Service Inc |
| 1655H2 | 5/9 Secondary reference Diamond Reo Truck Co |
| 446128-73 | 5/9 Secondary reference Stewart-Warner Corporation |
| 446128 | 3/9 Design control — primary reference Stewart-Warner Corporation |
NSN 3040-00-040-2079 is a Shaft Assembly,flexible, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-040-2079 has 1 manufacturer part number on file: 8328014 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8328014: FSC Application Data: AUXILIARY GOVERNOR,ENGINE,NONAIRCRAFT; Width Across Flats: 1.000 INCHES NOMINAL BOTH ENDS IN; Cross Section Size and Location: 0.182 INCHES NOMINAL ACROSS FLATS BOTH ENDS IN; Casing Protective Device Type: PLASTIC COVER OR COILED SPRING PROTECTOR. 22 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.