The Connecting Link,rigid, cataloged under National Stock Number 3040-01-491-6541, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-491-6541 |
| Primary Part Number | 124-7121004 PC 27 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| End Attachment Width | 0.500 INCHES NOMINAL FIRST END IN |
| Material Document and Classification | S-22698 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | STEEL |
| End Attachment Hole Diameter | 1.000 INCHES NOMINAL FIRST END IN |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Link Style | EYE TO EXTERNAL THREAD |
| Body Construction | SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 124-7121004 PC 27 PRIMARY | Naval Sea Systems Command (USA) |
| 124-7121004 | Naval Sea Systems Command (USA) |
NSN 3040-01-491-6541 is a Connecting Link,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-491-6541 has 2 cross-referenced part numbers: 124-7121004 PC 27 (Naval Sea Systems Command), 124-7121004 (Naval Sea Systems Command).
There are 4 known substitutes for 3040-01-491-6541: 3040-01-491-6586, 5340-01-492-1052, 5340-01-492-1053 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 124-7121004 PC 27: End Item Identification: W/S: A/C CARRIER CVN 76; E/I: 36X30 QA BALLISTIC HATCH; Special Features: LENGTH FROM THREADED END TO CENTERLINE OF EYE IS 7.437 INCHES; THREADED END LENGTH IS 1.500 INCHES. IN; End Attachment Width: 0.500 INCHES NOMINAL FIRST END IN; Material Document and Classification: S-22698 MIL SPEC SINGLE MATERIAL RESPONSE. 10 total characteristics are documented in the Federal Logistics Information System.