The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-449-3188, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-449-3188 |
| Primary Part Number | 2C1-04831 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Countersink Diameter | 0.4375 INCHES NOMINAL IN |
| Raised Surface Height | 0.4370 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 4 |
| Mounting Hole Type | ROUND, THREADED, COUNTERSUNK |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.8120 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Cross-Sectional Shape Style | RAISED SURFACE W/ APERTURE |
| Outside Diameter | 6.5000 INCHES NOMINAL IN |
| Aperture Diameter | 3.8750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.3750 INCHES IN |
| Mounting Bolt Circle Diameter | 5.5000 INCHES NOMINAL IN |
| Outside Raised Surface Diameter | 4.3260 INCHES MINIMUM AND 4.3270 INCHES MAXIMUM IN |
| Material | STEEL COMP 1018 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2C1-04831 PRIMARY | Lake Shore Systems, Inc. (USA) |
NSN 3110-01-449-3188 is a Plate,retaining,bearing, manufactured by Lake Shore Systems, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-449-3188 has 1 manufacturer part number on file: 2C1-04831 (Lake Shore Systems, Inc.).
Key specifications for 2C1-04831: Countersink Diameter: 0.4375 INCHES NOMINAL IN; Raised Surface Height: 0.4370 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 4; Mounting Hole Type: ROUND, THREADED, COUNTERSUNK. 14 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.