The Bearing,roller,needle, cataloged under National Stock Number 3110-00-227-3597, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-227-3597 |
| Primary Part Number | 4NBC612YJMILG7118 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.2812 INCHES NOMINAL IN |
| Style Designator | AIRFRAME, HARDENED AND GROUND, NON-SEPARABLE |
| Overall Outside Diameter | 0.7500 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.3750 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 |
|---|---|
| 4NBC612YJMILG7118 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| 4NBC612YJ6J PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| 4NBC6126JMILG23827 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4NBC612YJMILG7118 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| 4NBC6126JMILG23827 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
NSN 3110-00-227-3597 is a Bearing,roller,needle, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-227-3597 has 3 manufacturer part numbers on file: 4NBC612YJMILG7118 (Rbc Aircraft Products, Inc.), 4NBC612YJ6J (Rbc Bearings Incorporated Div West Trenton Division), 4NBC6126JMILG23827 (Rbc Aircraft Products, Inc.).
Key specifications for 4NBC612YJMILG7118: Lubrication Material: GREASE; Outer Ring Width: 0.2812 INCHES NOMINAL IN; Style Designator: AIRFRAME, HARDENED AND GROUND, NON-SEPARABLE; Overall Outside Diameter: 0.7500 INCHES NOMINAL IN. 11 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.