The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-053-5231, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-053-5231 |
| Primary Part Number | 12266260 |
| 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 | 0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
| Bolt Circle Hole Quantity | 8 |
| Mounting Hole Type | ROUND, UNTHREADED |
| First Raised Surface Outside Diameter | 7.430 INCHES MINIMUM AND 7.490 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 0.184 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Outside Diameter | 9.530 INCHES MINIMUM AND 9.590 INCHES MAXIMUM IN |
| Aperture Diameter | 7.140 INCHES MINIMUM AND 7.160 INCHES MAXIMUM IN |
| Counterbore Depth | 0.032 INCHES NOMINAL IN |
| Counterbore Diameter | 6.678 INCHES MINIMUM AND 6.698 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 8.750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 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 |
|---|---|
| 12266260 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3110-01-053-5231 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 3110-01-053-5231 has 1 manufacturer part number on file: 12266260 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12266260: Raised Surface Height: 0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN; Bolt Circle Hole Quantity: 8; Mounting Hole Type: ROUND, UNTHREADED; First Raised Surface Outside Diameter: 7.430 INCHES MINIMUM AND 7.490 INCHES MAXIMUM IN. 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.