The Bushing,sleeve, cataloged under National Stock Number 3120-00-012-0138, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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 | 3120-00-012-0138 |
| Primary Part Number | 54A50A106 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Material | COPPER ALLOY OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Surface Treatment | CADMIUM OVERALL |
| Surface Finish | 100.0 MICROINCHES INTERMEDIATE LAYER |
| Body Inside Diameter | 0.4275 INCHES MINIMUM AND 0.4475 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21893 | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
| 54A50A106 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 54A50A106 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3120-00-012-0138 is a Bushing,sleeve, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-012-0138 has 3 cross-referenced part numbers: 21893 (L3harris Technologies, Inc. Div Space and Airborne Systems), 54A50A106 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 54A50A106 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 4 known substitutes for 3120-00-012-0138: 5995-01-105-9679, 5998-01-131-7381, 6625-01-596-8414 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 54A50A106: Overall Length: 0.6150 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS; Material: COPPER ALLOY OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 8 total characteristics are documented in the Federal Logistics Information System.