The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-155-4581, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-155-4581 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 6 |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Material Document and Classification | QQ-A-601 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.406 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN |
| Outside Diameter | 5.875 INCHES NOMINAL IN |
| Aperture Diameter | 3.531 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 5.124 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2584346 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-155-4581 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-155-4581: Bolt Circle Hole Quantity: 6; Mounting Hole Arrangement Style: SINGLE BOLT HOLE CIRCLE; Material Document and Classification: QQ-A-601 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Mounting Hole Diameter: 0.406 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN. 8 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.