The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-020-7079, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-020-7079 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Minor Thickness | 0.081 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| Bolt Circle Hole Quantity | 3 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 1.250 INCHES NOMINAL IN |
| Counterbore Depth | 0.034 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.115 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Hardness Rating | 20.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Mounting Hole Diameter | 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | COUNTERBORED W/O APERTURE |
| Mounting Bolt Circle Diameter | 2.720 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 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 |
|---|---|
| 3005T38P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-020-7079 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-020-7079: Minor Thickness: 0.081 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN; Bolt Circle Hole Quantity: 3; Mounting Hole Type: ROUND, UNTHREADED; Counterbore Diameter: 1.250 INCHES NOMINAL IN. 12 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.