The Connecting Link,rigid, cataloged under National Stock Number 3040-01-219-1678, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3040-01-219-1678 |
| Primary Part Number | 12350480-1 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Body Diameter | 0.750 INCHES NOMINAL IN |
| Body Construction | SOLID |
| Link Style | SOLID SHANK |
| End Attachment Hole Diameter | 0.3755 INCHES NOMINAL FIRST END IN |
| End Attachment Width | 0.410 INCHES NOMINAL FIRST END IN |
| End Attachment Length | 2.945 INCHES NOMINAL FIRST END IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 12350480-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12350610 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12350610-1 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12350480 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12350610-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-219-1678 is a Connecting Link,rigid, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-219-1678 has 1 manufacturer part number on file: 12350480-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-384-1123. Verify interchangeability with system specifications before substitution.
Key specifications for 12350480-1: Body Diameter: 0.750 INCHES NOMINAL IN; Body Construction: SOLID; Link Style: SOLID SHANK; Overall Length: 38.570 INCHES NOMINAL IN. 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.