The Connecting Link,rigid, cataloged under National Stock Number 3040-01-164-7935, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3040-01-164-7935 |
| Primary Part Number | 74A620053-2001 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Body Diameter | 0.312 INCHES NOMINAL IN |
| Body Construction | SOLID |
| Link Style | SOLID SHANK |
| Material Document and Classification | MIL-S-6758, CONF F MIL SPEC SINGLE MATERIAL RESPONSE |
| End Attachment Hole Diameter | 0.190 INCHES NOMINAL FIRST END IN |
| End Attachment Width | 0.437 INCHES NOMINAL FIRST END IN |
| End Attachment Style | CLEVIS NO. 1 SECOND END |
| End Attachment Style | EYE FIRST END |
| End Attachment Length | 1.766 INCHES NOMINAL FIRST END IN |
| Material | STEEL |
| End Attachment Fork Width | 0.560 INCHES NOMINAL SECOND END 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 |
|---|---|
| 74A620053-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10106964 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A620053 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 3040-01-164-7935 is a Connecting Link,rigid, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-164-7935 has 1 manufacturer part number on file: 74A620053-2001 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-527-4556. Verify interchangeability with system specifications before substitution.
Key specifications for 74A620053-2001: Body Diameter: 0.312 INCHES NOMINAL IN; Body Construction: SOLID; Link Style: SOLID SHANK; Material Document and Classification: MIL-S-6758, CONF F MIL SPEC SINGLE MATERIAL RESPONSE. 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.