The Bearing,roller,needle, cataloged under National Stock Number 3110-00-151-9389, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-151-9389 |
| Primary Part Number | 50765 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Overall Outside Diameter | 2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN |
| Alignment Type | SELF-ALIGNING |
| Bore Diameter | 1.7495 INCHES MINIMUM AND 1.7500 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 |
|---|---|
| 50765 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| W1381A PRIMARY | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| W1381A | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| 425690-3 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3110-00-151-9389 is a Bearing,roller,needle, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-151-9389 has 2 manufacturer part numbers on file: 50765 (Eaton Aerospace, Llc Dba Jackson South), W1381A (Timken Co Div the Timken Company).
4 possible matches (shared part number, not a government interchangeability claim): 5998-00-342-9831, 5985-00-506-7903, 4940-01-109-1247. Verify interchangeability with system specifications before substitution.
Key specifications for 50765: Overall Width: 1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN; Overall Outside Diameter: 2.2500 INCHES MINIMUM AND 2.4995 INCHES MAXIMUM IN; Alignment Type: SELF-ALIGNING; Bore Diameter: 1.7495 INCHES MINIMUM AND 1.7500 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.