The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-210-4004, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-210-4004 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Body Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Minor Thickness | 0.194 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 4 |
| Mounting Hole Type | ROUND, THREADED |
| Counterbore Diameter | 0.3750 INCHES MINIMUM AND 0.3754 INCHES MAXIMUM IN |
| Counterbore Depth | 0.1265 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.320 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | COUNTERBORED W/ APERTURE |
| Outside Diameter | 0.970 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN |
| Aperture Diameter | 0.250 INCHES NOMINAL IN |
| Nominal Thread Size | 0.112 INCHES IN |
| Mounting Bolt Circle Diameter | 0.812 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.). |
| Thread Quantity Per Inch | 40 |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNJC |
| Body Thickness | 0.258 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 |
|---|---|
| NF203590-1 | 3/9 Design control — primary reference Speco Corp |
NSN 3110-01-210-4004 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-210-4004: Body Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Minor Thickness: 0.194 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 4. 22 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.