The Collar,shaft, cataloged under National Stock Number 3040-00-184-9720, 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 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-184-9720 |
| Primary Part Number | 10900089 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Internal Keyway Width | 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | QQ-T-830, COMP MT1015-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Keyway Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 0.767 INCHES MINIMUM AND 0.772 INCHES MAXIMUM IN |
| Bore Diameter | 1.2500 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN |
| Material | STEEL COMP MT1015 |
| 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 |
|---|---|
| 10900089 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-00-184-9720 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 3040-00-184-9720 has 1 manufacturer part number on file: 10900089 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10900089: Internal Keyway Width: 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Style Designator: PLAIN ROUND; Material Document and Classification: QQ-T-830, COMP MT1015-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 2.000 INCHES NOMINAL IN. 8 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.