The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-781-0705, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Emerson Electric Co. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-781-0705 |
| Primary Part Number | FR-4 |
| Item Name | Bearing,plain,rod End |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Emerson Electric Co |
| Status | ACTIVE |
| Thread Quantity Per Inch | 28 |
| Thread Direction | RIGHT-HAND |
| Shank Width Across Wrench Flats | 0.4680 INCHES NOMINAL IN |
| Style Designator | BALL TYPE |
| Surface Treatment | CADMIUM OVERALL |
| Thread Series Designator | UNF |
| Material | STEEL ROD END BODY |
| Material | STEEL INNER MEMBER |
| Thread Class | 2B |
| Inner Member Width | 0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN |
| Shank Thread Length | 0.7500 INCHES NOMINAL IN |
| Outer Member Width | 0.2810 INCHES MAXIMUM IN |
| Shank Style | INTERNALLY THREADED W/ HEXAGON END |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN |
| Bore Center to Shank End Distance | 1.3120 INCHES NOMINAL IN |
| Thread Diameter | 0.250 INCHES NOMINAL IN |
| Outer Member Outside Diameter | 0.7500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3120-00-781-0705 is a Bearing,plain,rod End, manufactured by Emerson Electric Co, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-781-0705 has 4 cross-referenced part numbers: FR-4 (Emerson Electric Co), STC448 (Stewart & Stevenson Power Products Llc), FR4 (Morse Industrial Corp Sealmaster Bearing Div Sub of Emerson Electric Co), FR4 (Stephens-Adamson Inc a Sub of Allis-Chalmers Corp).
There are 3 known substitutes for 3120-00-781-0705: 3110-00-198-1212, 9330-00-478-6164, 7320-01-566-4576. Verify interchangeability with system specifications before substitution.
Key specifications for FR-4: Thread Quantity Per Inch: 28; Thread Direction: RIGHT-HAND; Shank Width Across Wrench Flats: 0.4680 INCHES NOMINAL IN; Style Designator: BALL TYPE. 18 total characteristics are documented in the Federal Logistics Information System.