The Bearing,ball,annular, cataloged under National Stock Number 3110-01-070-8532, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-070-8532 |
| Primary Part Number | 12266887 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Finish | UNGROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 4.1247 INCHES MINIMUM AND 4.1250 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Bore Diameter | 3.4997 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 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 |
|---|---|
| 12266887 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| KB035XP5M | Kaydon Corporation Dba Kaydon Corp (USA) |
| Reference | Meaning |
|---|---|
| 957C048087 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
| 048087 | 7/2 Vendor item drawing reference L3 Technologies, Inc. Div L3 Keo |
NSN 3110-01-070-8532 is a Bearing,ball,annular, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-070-8532 has 2 manufacturer part numbers on file: 12266887 (U S Army Tank Automotive Command Amsta-Im-Mm), KB035XP5M (Kaydon Corporation Dba Kaydon Corp).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-181-8717. Verify interchangeability with system specifications before substitution.
Key specifications for 12266887: Surface Finish: UNGROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.2075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN; Overall Outside Diameter: 4.1247 INCHES MINIMUM AND 4.1250 INCHES MAXIMUM IN. 7 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.