The Collar,shaft, cataloged under National Stock Number 3040-01-413-9551, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Am General Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-413-9551 |
| Primary Part Number | RCSK14771 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 0.310 INCHES NOMINAL IN |
| Thickness | 0.310 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 |
|---|---|
| RCSK14771 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| RCSK14771 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 30637-1 | 5/9 Secondary reference Orscheln Products L.l.c. |
NSN 3040-01-413-9551 is a Collar,shaft, manufactured by Am General Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-413-9551 has 1 manufacturer part number on file: RCSK14771 (Am General Llc).
Key specifications for RCSK14771: Style Designator: PLAIN ROUND; Outside Diameter: 0.310 INCHES NOMINAL IN; Special Features: ASSEMBLY INCLUDES A MACHINE SCREW.0.250 IN.THREAD LENGTH IN; End Item Identification: 2320-01-383-3850. 3 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.