The Ball Joint, cataloged under National Stock Number 3040-01-313-4728, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-313-4728 |
| Item Name | Ball Joint |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Ball End Connection Thread Provision | THREADED |
| Length | 1.062 INCHES NOMINAL IN |
| Ball End Thread Size and Series/type Designator | 5/16-18 UNIFIED NATIONAL COARSE (UNC) |
| Ball End Thread Direction | RIGHT |
| Socket End Connection Thread Provision | THREADED |
| Style Designator | SINGLE, STRAIGHT, HOLED SHANK |
| Socket End Thread Direction | RIGHT |
| Socket End Thread Location | EXTERNAL |
| Material | STEEL |
| Ball End Thread Location | INTERNAL |
| Socket End Thread Size and Series/type Designator | 5/16-18 UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 500K0496 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 500K0496 | 5/2 Secondary reference U.S. Government activity |
| 500K0496 | 3/9 Design control — primary reference U.S. Government activity |
| DC1-103 | 5/9 Secondary reference Tourek J J Mfg Co |
NSN 3040-01-313-4728 is a Ball Joint, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-313-4728: Ball End Connection Thread Provision: THREADED; Length: 1.062 INCHES NOMINAL IN; Ball End Thread Size and Series/type Designator: 5/16-18 UNIFIED NATIONAL COARSE (UNC); Ball End Thread Direction: RIGHT. 11 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.