The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-133-5305, 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 18 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 | 3110-01-133-5305 |
| Primary Part Number | 12267138 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Body Diameter | 4.100 INCHES NOMINAL IN |
| Minor Thickness | 1.080 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 13 |
| Mounting Hole Type | ROUND, UNTHREADED |
| Mounting Hole Arrangement Style | SINGLE BOLT HOLE CIRCLE |
| Overall Thickness | 1.500 INCHES NOMINAL IN |
| Style Designator | ROUND WITH LUGS |
| Material Document and Classification | QQ-A-601 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.404 INCHES MINIMUM AND 0.423 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECESSED W/ APERTURE |
| Outside Diameter | 11.700 INCHES NOMINAL IN |
| Recess Depth | 0.920 INCHES NOMINAL IN |
| Aperture Diameter | 3.085 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN |
| Lug Quantity | 11 |
| Recess Diameter | 5.045 INCHES MINIMUM AND 5.085 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 355.0 OVERALL |
| Radius From Center of Plate to End of Lug | 6.330 INCHES NOMINAL IN |
| Body Thickness | 0.360 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 |
| Part Number | Manufacturer |
|---|---|
| 12267138 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3110-01-133-5305 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 3110-01-133-5305 has 1 manufacturer part number on file: 12267138 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12267138: Body Diameter: 4.100 INCHES NOMINAL IN; Minor Thickness: 1.080 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 13; Mounting Hole Type: ROUND, UNTHREADED. 18 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.