The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-220-9173, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-220-9173 |
| Primary Part Number | 5186865 |
| 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-P-23377,GRADE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| Minor Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Raised Surface Height | 0.210 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 6 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 1.509 INCHES MINIMUM AND 1.512 INCHES MAXIMUM IN |
| Counterbore Depth | 0.210 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.275 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.150 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/APERTURE |
| Outside Diameter | 2.030 INCHES NOMINAL IN |
| Aperture Diameter | 1.400 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 1.800 INCHES NOMINAL IN |
| Surface Treatment | PLASTIC EPOXY AND PLASTIC POLYAMIDE OVERALL |
| Outside Raised Surface Diameter | 1.540 INCHES MINIMUM AND 1.550 INCHES MAXIMUM IN |
| Material | STEEL COMP 1215 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 |
|---|---|
| 5186865 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 012209173-02256 | D/9 Drawing number reference only Dla Aviation Engineering Div Department of Defense |
NSN 3110-01-220-9173 is a Plate,retaining,bearing, manufactured by Naval Sea Systems Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-220-9173 has 1 manufacturer part number on file: 5186865 (Naval Sea Systems Command).
Key specifications for 5186865: Surface Treatment Document and Classification: MIL-P-23377,GRADE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL; Minor Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Raised Surface Height: 0.210 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 6. 19 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.