The Roller,bearing, cataloged under National Stock Number 3110-00-256-7529, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-256-7529 |
| Primary Part Number | QAR34664 |
| Item Name | Roller,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Rolling Element Diameter | 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL ROLLER, SPHERICAL ENDS |
| Material Document and Classification | 66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP E50100 OR STEEL COMP E52100 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 |
|---|---|
| QAR34664 PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| Reference | Meaning |
|---|---|
| 359337C1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 359337C1 | 5/9 Secondary reference U.S. Government activity |
| ETN0067917 | 5/2 Secondary reference U.S. Government activity |
| 4741N | 5/9 Secondary reference Liberty Ventures Inti, Llc |
NSN 3110-00-256-7529 is a Roller,bearing, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-256-7529 has 1 manufacturer part number on file: QAR34664 (Timken Aerospace, Inc Dba Torrington Product).
Key specifications for QAR34664: Rolling Element Diameter: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL ROLLER, SPHERICAL ENDS; Material Document and Classification: 66,AISI/SAE E50100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 0.9230 INCHES MINIMUM AND 0.9380 INCHES MAXIMUM IN. 4 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.