The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-312-4059, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic. Government technical data includes 24 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 | 3110-01-312-4059 |
| Primary Part Number | 43037-022-00251 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic |
| Status | ACTIVE |
| Second Counterbore Depth | 0.7500 INCHES NOMINAL IN |
| Surface Finish | 63.0 MICROINCHES OUTSIDE DIAMETER |
| Surface Finish | 63.0 MICROINCHES BORE |
| Surface Finish | 63.0 MICROINCHES APERTURE |
| Countersink Diameter | 0.271 INCHES NOMINAL IN |
| Minor Thickness | 0.2000 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 7 |
| Mounting Hole Type | ROUND, THREADED, COUNTERSUNK |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 1.1500 INCHES NOMINAL IN |
| First Counterbore Diameter | 2.4000 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | COUNTERBORED W/ APERTURE |
| Outside Diameter | 4.1000 INCHES NOMINAL IN |
| First Counterbore Depth | 0.2000 INCHES NOMINAL IN |
| Aperture Diameter | 2.0035 INCHES MINIMUM AND 2.0085 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Second Counterbore Diameter | 2.4991 INCHES MINIMUM AND 2.4997 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 3.250 INCHES NOMINAL IN |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 43037-022-00251 PRIMARY | Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic (USA) |
NSN 3110-01-312-4059 is a Plate,retaining,bearing, manufactured by Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-312-4059 has 1 manufacturer part number on file: 43037-022-00251 (Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic).
Key specifications for 43037-022-00251: Second Counterbore Depth: 0.7500 INCHES NOMINAL IN; Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER; Surface Finish: 63.0 MICROINCHES BORE; Surface Finish: 63.0 MICROINCHES APERTURE. 24 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.