The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-271-8426, 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 18 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 | 3110-01-271-8426 |
| Primary Part Number | 5905690 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Body Diameter | 2.0520 INCHES MINIMUM AND 2.0720 INCHES MAXIMUM IN |
| Width Across Flats | 1.375 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Mounting Hole Type | ROUND, UNTHREADED |
| Mounting Hole Arrangement Style | VERTICAL CENTERLINE |
| Overall Thickness | 1.3880 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN |
| First Counterbore Diameter | 1.1810 INCHES MINIMUM AND 1.1814 INCHES MAXIMUM IN |
| Distance Between Holes Along Width | 2.625 INCHES NOMINAL IN |
| Style Designator | TWO FLATS |
| Material Document and Classification | ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Mounting Hole Diameter | 0.2180 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN |
| Outside Diameter | 3.000 INCHES NOMINAL IN |
| Distance From Horizontal Centerline to Center of Lower Hole | 1.3125 INCHES NOMINAL IN |
| Aperture Diameter | 0.9900 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM IN |
| Second Counterbore Diameter | 1.7550 INCHES MINIMUM AND 1.7750 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE OVERALL |
| Material | STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 12L14 OR STEEL COMP 1215 OVERALL |
| Body Thickness | 1.1160 INCHES NOMINAL IN |
| 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 |
|---|---|
| 5905690 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3110-01-271-8426 is a Plate,retaining,bearing, manufactured by Naval Sea Systems Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-271-8426 has 1 manufacturer part number on file: 5905690 (Naval Sea Systems Command).
Key specifications for 5905690: Body Diameter: 2.0520 INCHES MINIMUM AND 2.0720 INCHES MAXIMUM IN; Width Across Flats: 1.375 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Mounting Hole Type: ROUND, UNTHREADED. 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.