The Bushing,sleeve, cataloged under National Stock Number 3120-01-666-2028, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rbc Specline Inc Dba Specline Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 Specline Inc Dba Specline Inc (CAGE 16746); Avalon Machine Products Inc (CAGE 23294); R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (CAGE 09455); All Power Manufacturing Co. (CAGE 70265) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-666-2028 |
| Primary Part Number | JSFE15C11BD050 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Rbc Specline Inc Dba Specline Inc |
| 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 |
|---|---|
| JSFE15C11BD050 PRIMARY | Rbc Specline Inc Dba Specline Inc (USA) |
| JSFE15C11BD050 PRIMARY | Avalon Machine Products Inc (USA) |
| JSFE15C11BD050 PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| JSFE15C11BD050 PRIMARY | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| JSFE15C11BD050 PRIMARY | All Power Manufacturing Co. (USA) |
| JSFE15C11BD050 PRIMARY | Timken Aurora Bearing Company (USA) |
| Reference | Meaning |
|---|---|
| JSFE15 | D/9 Drawing number reference only U.S. Government activity |
| JSFE15C11BD050 | 3/2 Design control — primary reference U.S. Government activity |
| JSFE15C11BD050 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3120-01-666-2028 is a Bushing,sleeve, manufactured by Rbc Specline Inc Dba Specline Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-666-2028 has 6 manufacturer part numbers on file: JSFE15C11BD050 (Rbc Specline Inc Dba Specline Inc), JSFE15C11BD050 (Avalon Machine Products Inc), JSFE15C11BD050 (R.g.h. Associates, Inc. Dba Richards Screw Machine), JSFE15C11BD050 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), JSFE15C11BD050 (All Power Manufacturing Co.) and 1 more.
3 possible matches (shared part number, not a government interchangeability claim): 3120-01-666-2029, 3120-01-666-2030, 3120-01-666-2031. 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.