The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-644-1509, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Oshkosh Defense Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-644-1509 |
| Primary Part Number | 3803520 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Minor Thickness | 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN |
| Raised Surface Height | 0.757 INCHES NOMINAL IN |
| Second Bolt Circle Hole Quantity | 6 |
| Bolt Circle Hole Quantity | 16 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Raised Surface to Flange Height | 0.757 INCHES NOMINAL IN |
| Counterbore Diameter | 5.9055 INCHES MINIMUM AND 5.9065 INCHES MAXIMUM IN |
| Counterbore Depth | 0.495 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | TWO BOLT HOLES CIRCLES |
| Overall Thickness | 1.752 INCHES NOMINAL IN |
| Style Designator | DEE |
| Material Document and Classification | ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE ALIGNING RING |
| Mounting Hole Diameter | 0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/APERTURE |
| Outside Diameter | 9.500 INCHES NOMINAL IN |
| Aperture Diameter | 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN |
| Inside Raised Surface Diameter | 5.500 INCHES NOMINAL IN |
| Second Bolt Circle Diameter | 6.875 INCHES NOMINAL IN |
| Outside Raised Surface Diameter | 6.6220 INCHES MINIMUM AND 6.6230 INCHES MAXIMUM IN |
| Material | STEEL COMP 1018 ALIGNING RING |
| First Bolt Circle Diameter | 8.500 INCHES NOMINAL IN |
| Distance From Center of Plate to Flat | 4.250 INCHES NOMINAL IN |
| Flange Thickness | 0.500 INCHES NOMINAL IN |
| First Bolt Circle Hole Quantity | 10 |
| 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 |
|---|---|
| 3803520 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 3803520 | D/9 Drawing number reference only Oshkosh Corp |
NSN 3110-01-644-1509 is a Plate,retaining,bearing, manufactured by Oshkosh Defense Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-644-1509 has 1 manufacturer part number on file: 3803520 (Oshkosh Defense Llc).
Key specifications for 3803520: Minor Thickness: 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN; Raised Surface Height: 0.757 INCHES NOMINAL IN; Second Bolt Circle Hole Quantity: 6; Bolt Circle Hole Quantity: 16. 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.