The Bearing Unit,plain, cataloged under National Stock Number 3130-01-319-2498, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-319-2498 |
| Primary Part Number | 2122345 |
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Assembly Overall Length | 2.687 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | DOD-P-16232,TYPE M,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.250 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Material Document and Classification | ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.3437 INCHES NOMINAL IN |
| Housing Width | 1.625 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Surface Treatment | PHOSPHATE MANGANESE OVERALL |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Material | STEEL COMP 1020 OVERALL |
| Center to Center Distance Between Mounting Holes Along Side of a Square | 1.125 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 |
|---|---|
| 2122345 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3130-01-319-2498 is a Bearing Unit,plain, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-319-2498 has 1 manufacturer part number on file: 2122345 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2122345: Assembly Overall Length: 2.687 INCHES NOMINAL IN; Surface Treatment Document and Classification: DOD-P-16232,TYPE M,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Thickness: 0.250 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED. 12 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.