The Connecting Link,rigid, cataloged under National Stock Number 3040-01-154-7592, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-154-7592 |
| Primary Part Number | 74D751005-2077 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Body Construction | SOLID |
| Link Style | STRAIGHT |
| Body Width | 1.000 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Material Document and Classification | ASTM A514, GR B, TY A ASSN STD SINGLE MATERIAL RESPONSE |
| End Attachment Hole Diameter | 0.391 INCHES NOMINAL SECOND END IN |
| End Attachment Hole Diameter | 0.422 INCHES NOMINAL FIRST END IN |
| End Attachment Width | 0.490 INCHES NOMINAL FIRST END IN |
| Surface Treatment | CADMIUM AND PAINT |
| End Attachment Length | 1.250 INCHES NOMINAL SECOND END IN |
| End Attachment Length | 3.190 INCHES NOMINAL FIRST END IN |
| Material | STEEL CORROSION RESISTING |
| End Attachment Fork Width | 1.125 INCHES NOMINAL SECOND END IN |
| Body Thickness | 0.490 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74D751005-2077 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74D751005 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 3040-01-154-7592 is a Connecting Link,rigid, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-154-7592 has 1 manufacturer part number on file: 74D751005-2077 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 1730-01-158-1657. Verify interchangeability with system specifications before substitution.
Key specifications for 74D751005-2077: Body Construction: SOLID; Link Style: STRAIGHT; Body Width: 1.000 INCHES NOMINAL IN; Criticality Code Justification: FEAT. 14 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.
NSN 3040-01-154-7592 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.