The Bushing,sleeve, cataloged under National Stock Number 3120-01-666-2021, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (CAGE 09455); Timken Aurora Bearing Company (CAGE 56644); Rbc Specline Inc Dba Specline Inc (CAGE 16746); All Power Manufacturing Co. (CAGE 70265); R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-666-2021 |
| Primary Part Number | JSFE15C06BA048 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics |
| Status | ACTIVE |
| 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 |
|---|---|
| JSFE15C06BA048 PRIMARY | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| JSFE15C06BA048 PRIMARY | Timken Aurora Bearing Company (USA) |
| JSFE15C06BA048 PRIMARY | Rbc Specline Inc Dba Specline Inc (USA) |
| JSFE15C06BA048 PRIMARY | All Power Manufacturing Co. (USA) |
| JSFE15C06BA048 PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| JSFE15C06BA048 PRIMARY | Avalon Machine Products Inc (USA) |
| Reference | Meaning |
|---|---|
| JSFE15 | D/9 Drawing number reference only U.S. Government activity |
| JSFE15C06BA048 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFE15C06BA048 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-666-2021 is a Bushing,sleeve, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-666-2021 has 6 manufacturer part numbers on file: JSFE15C06BA048 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), JSFE15C06BA048 (Timken Aurora Bearing Company), JSFE15C06BA048 (Rbc Specline Inc Dba Specline Inc), JSFE15C06BA048 (All Power Manufacturing Co.), JSFE15C06BA048 (R.g.h. Associates, Inc. Dba Richards Screw Machine) and 1 more.
7 possible matches (shared part number, not a government interchangeability claim): 3120-01-666-2023, 3120-01-666-2024, 3120-01-666-2026. Verify interchangeability with system specifications before substitution.
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.