The Bearing,sleeve, cataloged under National Stock Number 3120-00-813-7541, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Johnson C S Co Inc. Government technical data includes 15 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-813-7541 |
| Primary Part Number | B2021 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Johnson C S Co Inc |
| Status | CANCELLED |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Lubricant Accommodation Style | GROOVED OPEN BOTH ENDS |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Body Outside Diameter | 1.8780 INCHES MINIMUM AND 1.8860 INCHES MAXIMUM IN |
| Antirotation/lubrication Type and Quantity | 1 HOLE |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Body Inside Diameter | 1.5140 INCHES MINIMUM AND 1.5220 INCHES MAXIMUM IN |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Surface Groove Location and Quantity | 3 INTERNAL |
| Keyway Dimension | 0.0780 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Keyway Dimension | 1.2500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN |
| Hole Diameter | 0.3438 INCHES NOMINAL FIRST IN |
| Keyway Dimension | 0.2500 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3120-00-813-7541 is a Bearing,sleeve, manufactured by Johnson C S Co Inc, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-813-7541 has 2 cross-referenced part numbers: B2021 (Johnson C S Co Inc), B2021 (Eaton Corp).
There are 8 known substitutes for 3120-00-813-7541: 5330-00-202-3665, 3110-00-554-3459, 5325-01-044-3489 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for B2021: Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Lubricant Accommodation Style: GROOVED OPEN BOTH ENDS; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Body Outside Diameter: 1.8780 INCHES MINIMUM AND 1.8860 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-813-7541 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.