The Bearing,sleeve, cataloged under National Stock Number 3120-00-071-8758, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 13 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-071-8758 |
| Primary Part Number | 53A68A81 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Flange Width | 0.0630 INCHES NOMINAL IN |
| Flange Outside Diameter | 0.7500 INCHES NOMINAL IN |
| Body Outside Diameter | 0.4690 INCHES NOMINAL IN |
| Body Inside Diameter | 0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN |
| Corner Shape | ROUND LEFT FLANGE BODY CORNER |
| Material | COPPER ALLOY OVERALL |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Surface Finish | 100.0 MICROINCHES OVERALL |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3120-00-071-8758 is a Bearing,sleeve, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-071-8758 has 2 cross-referenced part numbers: 16169 (L3harris Technologies, Inc. Div Space and Airborne Systems), 53A68A81 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
There are 6 known substitutes for 3120-00-071-8758: 6150-00-279-6977, 5910-00-797-9742, 5960-00-828-2158 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 53A68A81: Flange Width: 0.0630 INCHES NOMINAL IN; Overall Length: 0.3750 INCHES NOMINAL IN; Flange Outside Diameter: 0.7500 INCHES NOMINAL IN; Body Outside Diameter: 0.4690 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.