The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-099-0108, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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 | 3110-01-099-0108 |
| Primary Part Number | 1P4079 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Minor Thickness | 0.618 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN |
| Raised Surface Height | 2.909 INCHES MINIMUM AND 2.919 INCHES MAXIMUM IN |
| Bolt Circle Hole Quantity | 11 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Diameter | 6.100 INCHES MINIMUM AND 6.101 INCHES MAXIMUM IN |
| Counterbore Depth | 3.484 INCHES MINIMUM AND 3.488 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 1.527 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Mounting Hole Diameter | 0.531 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/APERTURE |
| Outside Diameter | 16.000 INCHES NOMINAL IN |
| Aperture Diameter | 4.500 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 15.120 INCHES NOMINAL IN |
| Outside Raised Surface Diameter | 8.150 INCHES NOMINAL IN |
| Material | IRON CAST 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 |
|---|---|
| 1P4079 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3110-01-099-0108 is a Plate,retaining,bearing, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-099-0108 has 1 manufacturer part number on file: 1P4079 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1P4079: Minor Thickness: 0.618 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN; Raised Surface Height: 2.909 INCHES MINIMUM AND 2.919 INCHES MAXIMUM IN; Bolt Circle Hole Quantity: 11; 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.