The Plate,retaining,bearing, cataloged under National Stock Number 3110-00-321-7387, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-321-7387 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Length | 2.412 INCHES MINIMUM AND 2.452 INCHES MAXIMUM IN |
| Bolt Circle Hole Quantity | 2 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Overall Thickness | 0.010 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5059 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.218 INCHES MINIMUM AND 0.233 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | FLAT W/APERTURE |
| Aperture Diameter | 1.660 INCHES MINIMUM AND 1.680 INCHES MAXIMUM IN |
| Width | 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 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 |
|---|---|
| 977407-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-321-7387 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5985-01-066-5532. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-00-321-7387: Length: 2.412 INCHES MINIMUM AND 2.452 INCHES MAXIMUM IN; Bolt Circle Hole Quantity: 2; Mounting Hole Type: ROUND, UNTHREADED; Overall Thickness: 0.010 INCHES NOMINAL IN. 10 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.