The Bearing,sleeve, cataloged under National Stock Number 3120-01-664-1588, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 4 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-664-1588 |
| Primary Part Number | B58-4 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Body Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Body Inside Diameter | 0.3125 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B58-4 PRIMARY | Altra Industrial Motion Corp. (USA) |
| 11450551-1 | Us Army Aviation and Missile Command (USA) |
NSN 3120-01-664-1588 is a Bearing,sleeve, manufactured by Altra Industrial Motion Corp., classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-01-664-1588 has 2 cross-referenced part numbers: B58-4 (Altra Industrial Motion Corp.), 11450551-1 (Us Army Aviation and Missile Command).
There are 3 known substitutes for 3120-01-664-1588: 5935-00-665-4531, 3120-01-484-7029, 4820-01-706-6599. Verify interchangeability with system specifications before substitution.
Key specifications for B58-4: Body Outside Diameter: 0.5000 INCHES NOMINAL IN; End Item Identification: NSN:1440-01-621-8660; Part Name Assigned by Controlling Agency: SINTERED BRONZE BEARING; Body Inside Diameter: 0.3125 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.