The Bearing,roller,needle, cataloged under National Stock Number 3110-01-450-0339, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Bearings Incorporated Div West Trenton Division. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-450-0339 |
| Primary Part Number | SJ9688RR |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Bearings Incorporated Div West Trenton Division |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Surface Finish | GROUND |
| Style Designator | NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND |
| Overall Outside Diameter | 4.9990 INCHES MINIMUM AND 5.0000 INCHES MAXIMUM IN |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS |
| Bore Diameter | 3.9993 INCHES MINIMUM AND 4.0000 INCHES MAXIMUM 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 |
|---|---|
| SJ9688RR PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| Reference | Meaning |
|---|---|
| MR-64-SS | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-450-0339 is a Bearing,roller,needle, manufactured by Rbc Bearings Incorporated Div West Trenton Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-450-0339 has 1 manufacturer part number on file: SJ9688RR (Rbc Bearings Incorporated Div West Trenton Division).
Key specifications for SJ9688RR: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Surface Finish: GROUND; Style Designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND. 10 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.