The Connecting Link,rigid, cataloged under National Stock Number 3040-01-278-3703, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-278-3703 |
| Primary Part Number | 704-5940676 ITEM 21 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | NICKEL ALLOY |
| Body Diameter | 1.750 INCHES NOMINAL IN |
| Body Construction | SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1507-104 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 1507-104 ITEM 21 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 704-5940676 ITEM 21 PRIMARY | Naval Sea Systems Command (USA) |
| 704-5940676 | Naval Sea Systems Command (USA) |
NSN 3040-01-278-3703 is a Connecting Link,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-278-3703 has 4 cross-referenced part numbers: 1507-104 (Huntington Ingalls Inc Div Newport News Shipbuilding), 1507-104 ITEM 21 (Huntington Ingalls Inc Div Newport News Shipbuilding), 704-5940676 ITEM 21 (Naval Sea Systems Command), 704-5940676 (Naval Sea Systems Command).
There are 7 known substitutes for 3040-01-278-3703: 5310-00-006-2250, 3040-01-278-3700, 3040-01-278-3701 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 704-5940676 ITEM 21: Overall Length: 11.120 INCHES NOMINAL IN; Material: NICKEL ALLOY; Body Diameter: 1.750 INCHES NOMINAL IN; Special Features: 4 STEPS;SECOND END EXTERNAL THD 3.125-8UN-2A;INTERNAL HOLE 1.752 IN. DIA 2.190 IN. LG A. 5 total characteristics are documented in the Federal Logistics Information System.