The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-212-4792, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-212-4792 |
| Primary Part Number | 1078540-1 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Body Diameter | 2.8745 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Minor Thickness | 0.740 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Counterbore Depth | 0.327 INCHES NOMINAL IN |
| Overall Thickness | 0.940 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Outside Diameter | 4.1870 INCHES NOMINAL IN |
| Aperture Diameter | 1.8504 INCHES MINIMUM AND 1.8511 INCHES MAXIMUM IN |
| Inside Raised Surface Diameter | 1.497 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN |
| Second Bolt Circle Diameter | 3.812 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 316 OVERALL |
| First Bolt Circle Diameter | 2.500 INCHES NOMINAL IN |
| Body Thickness | 0.200 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 |
NSN 3110-01-212-4792 is a Plate,retaining,bearing, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-212-4792 has 2 manufacturer part numbers on file: 1078540-1 (Raytheon Company), 1078540-1 (Raytheon Company Dba Raytheon Co).
Key specifications for 1078540-1: Body Diameter: 2.8745 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Minor Thickness: 0.740 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED. 17 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.