The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-01-030-2312, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-030-2312 |
| Primary Part Number | AA58649-036A |
| Item Name | Cone and Rollers,tapered Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Style Designator | NORMAL ANGLE |
| Cone Corner Radius | 0.0600 INCHES NOMINAL IN |
| Cone Width | 0.5800 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 0.9375 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| AA58649-036A | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| 44640 | 5/9 Secondary reference U.S. Government activity |
| A-A-58649 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| L44640 | 5/1 Secondary reference The Timken Corporation |
NSN 3110-01-030-2312 is a Cone and Rollers,tapered Roller, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-030-2312 has 1 manufacturer part number on file: AA58649-036A (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
6 possible matches (shared part number, not a government interchangeability claim): 6615-01-031-3567, 5342-01-181-1929, 5835-01-224-0406. Verify interchangeability with system specifications before substitution.
Key specifications for AA58649-036A: Retainer Fabrication Method: PRESSED; Style Designator: NORMAL ANGLE; Cone Corner Radius: 0.0600 INCHES NOMINAL IN; Cone Width: 0.5800 INCHES NOMINAL 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.