The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-211-4512, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-211-4512 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Minor Thickness | 0.050 INCHES NOMINAL IN |
| Raised Surface Height | 0.121 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 2 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 0.500 INCHES NOMINAL IN |
| Counterbore Depth | 0.121 INCHES NOMINAL IN |
| Overall Thickness | 0.171 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/O APERTURE |
| Outside Diameter | 1.280 INCHES NOMINAL IN |
| Lug Width | 0.500 INCHES NOMINAL IN |
| Lug Quantity | 2 |
| Mounting Bolt Circle Diameter | 1.706 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Test Data Document | 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Outside Raised Surface Diameter | 0.622 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Radius From Center of Plate to End of Lug | 1.103 INCHES NOMINAL IN |
| 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 |
|---|---|
| NF203276-1 | 3/9 Design control — primary reference Speco Corp |
NSN 3110-01-211-4512 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-211-4512: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Minor Thickness: 0.050 INCHES NOMINAL IN; Raised Surface Height: 0.121 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 2. 20 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.