The Connecting Link,rigid, cataloged under National Stock Number 3040-00-460-0598, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Miller-Holzwarth Inc.. Government technical data includes 5 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. 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 | 3040-00-460-0598 |
| Primary Part Number | A4439 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Miller-Holzwarth Inc. |
| Status | ACTIVE |
| Body Construction | SOLID |
| Link Style | STRAIGHT |
| Body Width | 0.375 INCHES NOMINAL IN |
| Material | STEEL |
| Body Thickness | 0.125 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 |
|---|---|
| A4439 PRIMARY | Miller-Holzwarth Inc. (USA) |
NSN 3040-00-460-0598 is a Connecting Link,rigid, manufactured by Miller-Holzwarth Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-460-0598 has 1 manufacturer part number on file: A4439 (Miller-Holzwarth Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-056-6517. Verify interchangeability with system specifications before substitution.
Key specifications for A4439: Body Construction: SOLID; Link Style: STRAIGHT; Body Width: 0.375 INCHES NOMINAL IN; Overall Length: 3.625 INCHES NOMINAL IN. 5 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.