The Bearing,sleeve, cataloged under National Stock Number 3120-01-577-4101, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Igus Bearings Inc Div Igus, Incorporated. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-577-4101 |
| Primary Part Number | TFI-0809-08 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Igus Bearings Inc Div Igus, Incorporated |
| Status | ACTIVE |
| Flange Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Body Outside Diameter | 0.5937 INCHES NOMINAL IN |
| Style Designator | BLANK, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.5000 INCHES NOMINAL IN |
| Flange Width | 0.0460 INCHES NOMINAL IN |
| Material | PLASTIC 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 |
|---|---|
| TFI-0809-08 PRIMARY | Igus Bearings Inc Div Igus, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 0210621 REV C FIND 11 | D/9 Drawing number reference only Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific |
| 0210622 REV B FIND 1 | D/9 Drawing number reference only Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific |
NSN 3120-01-577-4101 is a Bearing,sleeve, manufactured by Igus Bearings Inc Div Igus, Incorporated, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-577-4101 has 1 manufacturer part number on file: TFI-0809-08 (Igus Bearings Inc Div Igus, Incorporated).
Key specifications for TFI-0809-08: Flange Outside Diameter: 0.8750 INCHES NOMINAL IN; Body Outside Diameter: 0.5937 INCHES NOMINAL IN; Style Designator: BLANK, EXTERNAL FLANGE ONE END; Overall Length: 0.5000 INCHES NOMINAL IN. 6 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.