The Ball Joint, cataloged under National Stock Number 3040-00-211-6689, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-211-6689 |
| Primary Part Number | 301446 |
| Item Name | Ball Joint |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Ball End Connection Thread Provision | THREADED |
| Length | 0.688 INCHES NOMINAL IN |
| Ball End Thread Size and Series/type Designator | 0.112-40 UNIFIED NATIONAL COARSE (UNC) |
| Ball End Thread Direction | RIGHT |
| Style Designator | SINGLE, STRAIGHT |
| Material | STEEL |
| Ball End Thread Location | EXTERNAL |
| 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 |
|---|---|
| 301446 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 3040-00-211-6689 is a Ball Joint, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-211-6689 has 1 manufacturer part number on file: 301446 (Lockheed Martin Corporation Div Rms - Mitchel Field).
3 possible matches (shared part number, not a government interchangeability claim): 5365-01-176-2492, 3120-01-396-7378, 5306-01-641-5113. Verify interchangeability with system specifications before substitution.
Key specifications for 301446: Ball End Connection Thread Provision: THREADED; Length: 0.688 INCHES NOMINAL IN; Ball End Thread Size and Series/type Designator: 0.112-40 UNIFIED NATIONAL COARSE (UNC); Ball End Thread Direction: RIGHT. 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.