The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-197-3487, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-197-3487 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 6 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.406 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | FLAT W/APERTURE |
| Outside Diameter | 5.750 INCHES NOMINAL IN |
| Aperture Diameter | 3.250 INCHES MINIMUM AND 3.252 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 4.500 INCHES NOMINAL IN |
| Material | NICKEL ALLOY 400 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 77682-72X5 PIECE 5 | 5/2 Secondary reference U.S. Government activity |
| SSN637-125-2143951 PIECE 5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-197-3487 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-197-3487: Bolt Circle Hole Quantity: 6; Mounting Hole Type: ROUND, UNTHREADED; Mounting Hole Arrangement Style: SINGLE BOLT HOLE CIRCLE; Overall Thickness: 0.250 INCHES NOMINAL IN. 12 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.