The Collar,shaft, cataloged under National Stock Number 3040-01-200-6077, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-200-6077 |
| Primary Part Number | 12274881 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Securing Hole Type and Location | UNTHREADED ALL HOLES |
| Largest Diameter Length | 4.400 INCHES NOMINAL IN |
| Style Designator | ROUND W/SINGLE CHAMFER |
| Outside Diameter | 5.000 INCHES NOMINAL IN |
| Hole Diameter and Location | 0.7550 INCHES MINIMUM ALL HOLES AND 0.7600 INCHES MAXIMUM ALL HOLES IN |
| Angle Between Centerlines of Securing Holes in Deg | 180.0 |
| Securing Hole Quantity | 2 |
| Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 3.0000 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 4.900 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 |
|---|---|
| 12274881 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12274881 | 5/9 Secondary reference Green Industries, Inc |
NSN 3040-01-200-6077 is a Collar,shaft, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-200-6077 has 1 manufacturer part number on file: 12274881 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12274881: Securing Hole Type and Location: UNTHREADED ALL HOLES; Largest Diameter Length: 4.400 INCHES NOMINAL IN; Style Designator: ROUND W/SINGLE CHAMFER; Outside Diameter: 5.000 INCHES NOMINAL IN. 11 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.