The Spider,differential, cataloged under National Stock Number 3040-01-032-8406, 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 7 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 | 3040-01-032-8406 |
| Primary Part Number | 11675346 |
| Item Name | Spider,differential |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Hub Outside Diameter | 1.880 INCHES NOMINAL IN |
| Hub Bore Diameter | 0.7812 INCHES NOMINAL IN |
| Arm Length | 8.850 INCHES NOMINAL IN |
| Length Across Arms | 5.000 INCHES NOMINAL IN |
| Material | STEEL |
| Arm Diameter | 1.188 INCHES NOMINAL IN |
| Hub Thickness | 1.000 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 |
|---|---|
| 11675346 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-01-032-8406 is a Spider,differential, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-032-8406 has 1 manufacturer part number on file: 11675346 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11675346: Hub Outside Diameter: 1.880 INCHES NOMINAL IN; Hub Bore Diameter: 0.7812 INCHES NOMINAL IN; Arm Length: 8.850 INCHES NOMINAL IN; Special Features: LUBRICATION MODE:IN LUBRICANT. 7 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.