The Gearshaft,spur, cataloged under National Stock Number 3040-00-752-1572, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-752-1572 |
| Primary Part Number | 3880C497 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 3880C497 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 7521572 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 801E467 | 5/9 Secondary reference Kersey / American Lafrance a Div of Figgie International Inc |
| 913637 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 710T5 | 5/9 Secondary reference Diamond Reo Truck Co |
| TCS497 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-752-1572 is a Gearshaft,spur, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-752-1572 has 2 manufacturer part numbers on file: 3880C497 (Meritor Heavy Vehicle Systems, Llc), 7521572 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 3880C497: Special Features: STEEL,MIL-S-13048,FS8620H,CASEHARDENED,57 TO 65 ROCKWELL C HARDNESS,14.562 IN. O/A LG,EXTERNAL SPLINES ON BOTH ENDS,ONE END 6 SPLINES,OTHER END 10 SPLINES,GEAR DATA,17 TEETH,2.994 IN. OD,20 DEG PRESSURE ANGLE IN. 0 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.