The Bearing,sleeve, cataloged under National Stock Number 3120-01-021-6943, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-021-6943 |
| Primary Part Number | 2142859-1 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE RIGHT FLANGE BODY CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Right Flange Width | 0.0150 INCHES MINIMUM AND 0.0250 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.1510 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGES BOTH ENDS |
| Body Inside Diameter | 0.0920 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM IN |
| Right Flange Outside Diameter | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN |
| Left Flange Outside Diameter | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN |
| Left Flange Width | 0.0150 INCHES MINIMUM AND 0.0250 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2142859-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 2142859-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 3120-01-021-6943 is a Bearing,sleeve, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-021-6943 has 1 manufacturer part number on file: 2142859-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 2142859-1: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE RIGHT FLANGE BODY CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.