The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-274-4550, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-274-4550 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Surface Treatment Document and Classification | 5210545,CAGEC 80064 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Minor Thickness | 0.429 INCHES NOMINAL IN |
| Raised Surface Height | 0.320 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Bolt Circle Hole Quantity | 4 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 2.940 INCHES NOMINAL IN |
| Counterbore Depth | 0.438 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | QQ-S-635 FED SPEC ALL MATERIAL RESPONSES OR ASTM A36 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Mounting Hole Diameter | 0.438 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/O APERTURE |
| Outside Diameter | 5.000 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 4.250 INCHES NOMINAL IN |
| Surface Treatment | PAINT OVERALL |
| Outside Raised Surface Diameter | 3.224 INCHES MINIMUM AND 3.226 INCHES MAXIMUM IN |
| Material | STEEL COMP 1009 OR STEEL COMP 1020 OR STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 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 |
|---|---|
| 4847488 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-274-4550 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-274-4550: Surface Treatment Document and Classification: 5210545,CAGEC 80064 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Minor Thickness: 0.429 INCHES NOMINAL IN; Raised Surface Height: 0.320 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN; Bolt Circle Hole Quantity: 4. 18 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.