The Bushing,sleeve, cataloged under National Stock Number 3120-01-331-1350, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Marvin Engineering Co, Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3120-01-331-1350 |
| Primary Part Number | 8984111-4 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Marvin Engineering Co, Inc |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 0.5670 INCHES MINIMUM AND 0.5770 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.3135 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE OVERALL |
| Material | STEEL COMP 4340 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 |
|---|---|
| 8984111-4 PRIMARY | Marvin Engineering Co, Inc (USA) |
| Reference | Meaning |
|---|---|
| 10110360 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 8984111-4 | 5/9 Secondary reference Air Armament Center/ En |
NSN 3120-01-331-1350 is a Bushing,sleeve, manufactured by Marvin Engineering Co, Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-331-1350 has 1 manufacturer part number on file: 8984111-4 (Marvin Engineering Co, Inc).
Key specifications for 8984111-4: Surface Finish: 16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Outside Diameter: 0.5670 INCHES MINIMUM AND 0.5770 INCHES MAXIMUM IN. 9 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.