The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-339-1002, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 9 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-339-1002 |
| Primary Part Number | NJ 238E |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Locating Feature | ONE DIRECTION |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE |
| Overall Outside Diameter | 340.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 190.0 MILLIMETERS NOMINAL MM |
| 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 |
NSN 3110-01-339-1002 is a Bearing,roller,cylindrical, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-339-1002 has 2 manufacturer part numbers on file: NJ 238E (Skf Usa Inc.), 1004023 (Ships Machinery International, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-652-2637. Verify interchangeability with system specifications before substitution.
Key specifications for NJ 238E: Retainer Fabrication Method: PRESSED; Locating Feature: ONE DIRECTION; Surface Finish: GROUND; Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE. 9 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.