The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-050-2101, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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 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 | 3110-01-050-2101 |
| Primary Part Number | 12266014 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Raised Surface Height | 0.160 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 9 |
| Mounting Hole Type | ROUND, THREADED |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.580 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Mounting Hole Diameter | 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RAISED SURFACE W/O APERTURE |
| Outside Diameter | 7.750 INCHES NOMINAL IN |
| Aperture Diameter | 5.500 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 7.000 INCHES NOMINAL IN |
| Outside Raised Surface Diameter | 6.030 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 356.0 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 |
|---|---|
| 12266014 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3110-01-050-2101 is a Plate,retaining,bearing, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-050-2101 has 1 manufacturer part number on file: 12266014 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-050-2102. Verify interchangeability with system specifications before substitution.
Key specifications for 12266014: Raised Surface Height: 0.160 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 9; Mounting Hole Type: ROUND, THREADED; Mounting Hole Arrangement Style: SINGLE BOLT HOLE CIRCLE. 13 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.