The Ball Joint, cataloged under National Stock Number 3040-01-470-9619, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mason Specialty Forge. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ball Joint |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Mason Specialty Forge (CAGE 0N9E0) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-470-9619 |
| Primary Part Number | 3899D |
| Item Name | Ball Joint |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Mason Specialty Forge |
| 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 |
|---|---|
| 3899D PRIMARY | Mason Specialty Forge (USA) |
| Reference | Meaning |
|---|---|
| S-3899D | 5/9 Secondary reference Mason Specialty Forge |
| 37830 | 5/9 Secondary reference Tld Wollard Llc |
NSN 3040-01-470-9619 is a Ball Joint, manufactured by Mason Specialty Forge, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-470-9619 has 1 manufacturer part number on file: 3899D (Mason Specialty Forge).
1 possible match (shared part number, not a government interchangeability claim): 5136-01-672-0595. Verify interchangeability with system specifications before substitution.
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.