The Bushing,sleeve, cataloged under National Stock Number 3120-00-684-1140, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-684-1140 |
| Primary Part Number | LS3859F4-6 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Flange Outside Diameter | 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM RIGHT END SURFACE OF BODY |
| Surface Treatment | CADMIUM RIGHT END SURFACE OF LEFT FLANGE |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF BODY |
| Material | STEEL COMP 8630 OVERALL |
| Body Inside Diameter | 0.2498 INCHES MINIMUM AND 0.2508 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3761 INCHES MINIMUM AND 0.3766 INCHES MAXIMUM IN |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Surface Treatment | CADMIUM LEFT END SURFACE OF BODY AND FLANGE |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Flange Width | 0.0620 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF FLANGE |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| LS3859F4-6 PRIMARY | Lockheed Martin Corp (USA) |
| 15706 | Master Machine Products Corp (USA) |
NSN 3120-00-684-1140 is a Bushing,sleeve, manufactured by Lockheed Martin Corp, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-684-1140 has 2 cross-referenced part numbers: LS3859F4-6 (Lockheed Martin Corp), 15706 (Master Machine Products Corp).
There are 5 known substitutes for 3120-00-684-1140: 3110-00-100-0634, 2805-00-853-5678, 5340-00-953-6630 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for LS3859F4-6: Flange Outside Diameter: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN; Surface Treatment: CADMIUM RIGHT END SURFACE OF BODY; Surface Treatment: CADMIUM RIGHT END SURFACE OF LEFT FLANGE; Corner Shape: SQUARE LEFT FLANGE BODY CORNER. 18 total characteristics are documented in the Federal Logistics Information System.