The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-323-8155, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 16 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 | 3110-01-323-8155 |
| Primary Part Number | 5190308 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Minor Thickness | 0.080 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 4 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN |
| Counterbore Depth | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Material Document and Classification | QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.174 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | COUNTERBORED W/O APERTURE |
| Outside Diameter | 3.530 INCHES MINIMUM AND 3.590 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 3.124 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 6061 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 |
|---|---|
| 5190308 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3110-01-323-8155 is a Plate,retaining,bearing, manufactured by Naval Sea Systems Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-323-8155 has 1 manufacturer part number on file: 5190308 (Naval Sea Systems Command).
Key specifications for 5190308: Surface Treatment Document and Classification: MIL-A-8625,TYPE CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Minor Thickness: 0.080 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 4; Mounting Hole Type: ROUND, UNTHREADED. 16 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.